{"query":{"parameter":"bis 2 chloro 1 methylethyl ether","place":"US-PA","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-PA","US"],"parameter_keys":["cas:108-60-1","cas:63283-80-7","cas:39638-32-9","name:bis (2-chloroisopropyl) ether","name:bis(2-chloroisopropyl) ether","name:bis(2−chloroisopropyl) ether","name:bis-2-chloroisopropyl ether","name:chloroisopropyl ether","name:bis(2-chloro-isopropyl)ether"],"names_matched":[["bis 2 chloro 1 methylethyl ether","cas:108-60-1"],["2 2 dichloroisopropyl ether","cas:63283-80-7","dichloroisopropyl ether"],["dichloroisopropyl ether","cas:63283-80-7","dichloroisopropyl ether"],["bis 2 chloroisopropyl ether","cas:39638-32-9","bis 2 chloroisopropyl ether"],["bis 2 chloroisopropyl ether","name:bis (2-chloroisopropyl) ether","bis 2 chloroisopropyl ether"],["bis 2 chloroisopropyl ether","name:bis(2-chloroisopropyl) ether","bis 2 chloroisopropyl ether"],["bis 2 chloroisopropyl ether","name:bis(2−chloroisopropyl) ether","bis 2 chloroisopropyl ether"],["bis 2 chloroisopropyl ether","name:bis-2-chloroisopropyl ether","bis 2 chloroisopropyl ether"],["chloroisopropyl ether bis 2","name:chloroisopropyl ether","chloroisopropyl ether bis 2"],["bis 2 chloro isopropyl ether","name:bis(2-chloro-isopropyl)ether","bis 2 chloro isopropyl ether"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order; rows for a marine receiving water after the rest, as none of the place's own rows names a marine, salt, estuarine, coastal or ocean water","not_sent":{"rows":2,"names":["bis(2-Chloroisopropyl)ether"],"says":"2 rows share a parameter key with a longer name holding \"bis 2 chloro 1 methylethyl ether\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"bis 2 chloro 1 methylethyl ether\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":29,"offset":0,"returned":29,"next_offset":null,"rows":[{"id":"24db169e8169ef2d","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"300","value_num":300,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","groundwater in an aquifer used or currently planned to be used for drinking water or agriculture, total dissolved solids 2,500 mg/L or less (25 Pa. Code §250.304(c))","residential standard"],"cite":{"instrument":"us_pa_act2_gw","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for groundwater, Appendix A Tables 1-2, as DEP publishes them, with the 2024 PFAS MSCs","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 1 November 2021, Table 2 November 2023; the PFAS MSCs effective June 25, 2024 (DEP, updated 7/10/2024); DEP's bromobenzene correction as its Statewide Health Standards page states it on 2026-10-15","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%201.pdf","source_sha256":"5bc985b6f8b3595b0684a060dbc14d170987bbc89a70737370e1887c3932b13c","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 1 - Medium-Specific Concentrations (MSCs) for Organic Regulated Substances in Groundwater (used aquifer, TDS ≤ 2500, R)","page":2,"quote":null}},{"id":"8b8f71b305867bca","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"300","value_num":300,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","groundwater in an aquifer used or currently planned to be used for drinking water or agriculture, total dissolved solids 2,500 mg/L or less (25 Pa. Code §250.304(c))","nonresidential standard"],"cite":{"instrument":"us_pa_act2_gw","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for groundwater, Appendix A Tables 1-2, as DEP publishes them, with the 2024 PFAS MSCs","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 1 November 2021, Table 2 November 2023; the PFAS MSCs effective June 25, 2024 (DEP, updated 7/10/2024); DEP's bromobenzene correction as its Statewide Health Standards page states it on 2026-10-15","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%201.pdf","source_sha256":"5bc985b6f8b3595b0684a060dbc14d170987bbc89a70737370e1887c3932b13c","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 1 - Medium-Specific Concentrations (MSCs) for Organic Regulated Substances in Groundwater (used aquifer, TDS ≤ 2500, NR)","page":2,"quote":null}},{"id":"7fef10d242e63b8c","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"30000","value_num":30000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","groundwater in an aquifer used or currently planned to be used whose naturally occurring background total dissolved solids exceed 2,500 mg/L (§250.304(e))","residential standard"],"cite":{"instrument":"us_pa_act2_gw","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for groundwater, Appendix A Tables 1-2, as DEP publishes them, with the 2024 PFAS MSCs","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 1 November 2021, Table 2 November 2023; the PFAS MSCs effective June 25, 2024 (DEP, updated 7/10/2024); DEP's bromobenzene correction as its Statewide Health Standards page states it on 2026-10-15","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%201.pdf","source_sha256":"5bc985b6f8b3595b0684a060dbc14d170987bbc89a70737370e1887c3932b13c","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 1 - Medium-Specific Concentrations (MSCs) for Organic Regulated Substances in Groundwater (used aquifer, TDS > 2500, R)","page":2,"quote":null}},{"id":"5d39b8c94d5fdc15","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"30000","value_num":30000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","groundwater in an aquifer used or currently planned to be used whose naturally occurring background total dissolved solids exceed 2,500 mg/L (§250.304(e))","nonresidential standard"],"cite":{"instrument":"us_pa_act2_gw","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for groundwater, Appendix A Tables 1-2, as DEP publishes them, with the 2024 PFAS MSCs","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 1 November 2021, Table 2 November 2023; the PFAS MSCs effective June 25, 2024 (DEP, updated 7/10/2024); DEP's bromobenzene correction as its Statewide Health Standards page states it on 2026-10-15","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%201.pdf","source_sha256":"5bc985b6f8b3595b0684a060dbc14d170987bbc89a70737370e1887c3932b13c","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 1 - Medium-Specific Concentrations (MSCs) for Organic Regulated Substances in Groundwater (used aquifer, TDS > 2500, NR)","page":2,"quote":null}},{"id":"65d1b427cbd67155","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"30000","value_num":30000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","groundwater in an aquifer not used or currently planned to be used (§250.304(d))","residential standard"],"cite":{"instrument":"us_pa_act2_gw","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for groundwater, Appendix A Tables 1-2, as DEP publishes them, with the 2024 PFAS MSCs","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 1 November 2021, Table 2 November 2023; the PFAS MSCs effective June 25, 2024 (DEP, updated 7/10/2024); DEP's bromobenzene correction as its Statewide Health Standards page states it on 2026-10-15","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%201.pdf","source_sha256":"5bc985b6f8b3595b0684a060dbc14d170987bbc89a70737370e1887c3932b13c","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 1 - Medium-Specific Concentrations (MSCs) for Organic Regulated Substances in Groundwater (nonuse aquifer, R)","page":2,"quote":null}},{"id":"97ffac0d5ca9f907","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"30000","value_num":30000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","groundwater in an aquifer not used or currently planned to be used (§250.304(d))","nonresidential standard"],"cite":{"instrument":"us_pa_act2_gw","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for groundwater, Appendix A Tables 1-2, as DEP publishes them, with the 2024 PFAS MSCs","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 1 November 2021, Table 2 November 2023; the PFAS MSCs effective June 25, 2024 (DEP, updated 7/10/2024); DEP's bromobenzene correction as its Statewide Health Standards page states it on 2026-10-15","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%201.pdf","source_sha256":"5bc985b6f8b3595b0684a060dbc14d170987bbc89a70737370e1887c3932b13c","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 1 - Medium-Specific Concentrations (MSCs) for Organic Regulated Substances in Groundwater (nonuse aquifer, NR)","page":2,"quote":null}},{"id":"c9be5983f79f4996","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"44","value_num":44,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a direct contact numeric value: the soil MSC is the lowest of it and the soil-to-groundwater numeric value, or it with a soil buffer or equivalency demonstration (§250.305(c)-(e))","residential, soil 0-15 feet from the existing ground surface (§250.305(c))"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, A. Direct Contact Numeric Values (R)","page":1,"quote":null}},{"id":"2d2b98423c09ce85","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"220","value_num":220,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a direct contact numeric value: the soil MSC is the lowest of it and the soil-to-groundwater numeric value, or it with a soil buffer or equivalency demonstration (§250.305(c)-(e))","nonresidential, surface soil 0-2 feet (§250.305(d))"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, A. Direct Contact Numeric Values (NR 0-2 ft)","page":1,"quote":null}},{"id":"03cbc2081cbadcf6","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"250","value_num":250,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a direct contact numeric value: the soil MSC is the lowest of it and the soil-to-groundwater numeric value, or it with a soil buffer or equivalency demonstration (§250.305(c)-(e))","nonresidential, subsurface soil 2-15 feet (§250.305(e))"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, A. Direct Contact Numeric Values (NR 2-15 ft)","page":1,"quote":null}},{"id":"1e10129fcb65eb50","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"30","value_num":30,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the option 100 times the applicable groundwater MSC, expressed as mg/kg (§250.308(a)(1))","groundwater in an aquifer used or currently planned to be used for drinking water or agriculture, total dissolved solids 2,500 mg/L or less (25 Pa. Code §250.304(c))","residential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (used aquifer, TDS ≤ 2500, R, 100 X GW MSC)","page":2,"quote":null}},{"id":"a99d896b97c63510","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"8E","value_num":8,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the generic value of the soil-to-groundwater equation, for soil not in the zone of groundwater saturation; in that zone the value is one tenth of it (§250.308(a)(2)-(4))","groundwater in an aquifer used or currently planned to be used for drinking water or agriculture, total dissolved solids 2,500 mg/L or less (25 Pa. Code §250.304(c))","residential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (used aquifer, TDS ≤ 2500, R, Generic Value)","page":2,"quote":null}},{"id":"3514dc58ac7b5595","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"30","value_num":30,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the option 100 times the applicable groundwater MSC, expressed as mg/kg (§250.308(a)(1))","groundwater in an aquifer used or currently planned to be used for drinking water or agriculture, total dissolved solids 2,500 mg/L or less (25 Pa. Code §250.304(c))","nonresidential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (used aquifer, TDS ≤ 2500, NR, 100 X GW MSC)","page":2,"quote":null}},{"id":"cfd2780303e3feb1","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"8E","value_num":8,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the generic value of the soil-to-groundwater equation, for soil not in the zone of groundwater saturation; in that zone the value is one tenth of it (§250.308(a)(2)-(4))","groundwater in an aquifer used or currently planned to be used for drinking water or agriculture, total dissolved solids 2,500 mg/L or less (25 Pa. Code §250.304(c))","nonresidential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (used aquifer, TDS ≤ 2500, NR, Generic Value)","page":2,"quote":null}},{"id":"3eb88459306b7b20","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"3000","value_num":3000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the option 100 times the applicable groundwater MSC, expressed as mg/kg (§250.308(a)(1))","groundwater in an aquifer used or currently planned to be used whose naturally occurring background total dissolved solids exceed 2,500 mg/L (§250.304(e))","residential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (used aquifer, TDS > 2500, R, 100 X GW MSC)","page":2,"quote":null}},{"id":"c6ad39524df8afc0","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"800E","value_num":800,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the generic value of the soil-to-groundwater equation, for soil not in the zone of groundwater saturation; in that zone the value is one tenth of it (§250.308(a)(2)-(4))","groundwater in an aquifer used or currently planned to be used whose naturally occurring background total dissolved solids exceed 2,500 mg/L (§250.304(e))","residential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (used aquifer, TDS > 2500, R, Generic Value)","page":2,"quote":null}},{"id":"42133f6da8056781","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"3000","value_num":3000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the option 100 times the applicable groundwater MSC, expressed as mg/kg (§250.308(a)(1))","groundwater in an aquifer used or currently planned to be used whose naturally occurring background total dissolved solids exceed 2,500 mg/L (§250.304(e))","nonresidential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (used aquifer, TDS > 2500, NR, 100 X GW MSC)","page":2,"quote":null}},{"id":"f5f3757615517abd","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"800E","value_num":800,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the generic value of the soil-to-groundwater equation, for soil not in the zone of groundwater saturation; in that zone the value is one tenth of it (§250.308(a)(2)-(4))","groundwater in an aquifer used or currently planned to be used whose naturally occurring background total dissolved solids exceed 2,500 mg/L (§250.304(e))","nonresidential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (used aquifer, TDS > 2500, NR, Generic Value)","page":2,"quote":null}},{"id":"fc89382940f7a963","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"3000","value_num":3000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the option 100 times the applicable groundwater MSC, expressed as mg/kg (§250.308(a)(1))","groundwater in an aquifer not used or currently planned to be used (§250.304(d))","residential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (nonuse aquifer, R, 100 X GW MSC)","page":2,"quote":null}},{"id":"27a1d60e3f468dc9","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"800E","value_num":800,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the generic value of the soil-to-groundwater equation, for soil not in the zone of groundwater saturation; in that zone the value is one tenth of it (§250.308(a)(2)-(4))","groundwater in an aquifer not used or currently planned to be used (§250.304(d))","residential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (nonuse aquifer, R, Generic Value)","page":2,"quote":null}},{"id":"227af5666809176f","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"3000","value_num":3000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the option 100 times the applicable groundwater MSC, expressed as mg/kg (§250.308(a)(1))","groundwater in an aquifer not used or currently planned to be used (§250.304(d))","nonresidential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (nonuse aquifer, NR, 100 X GW MSC)","page":2,"quote":null}},{"id":"b5ee7837993214bd","parameter":"BIS(2-CHLORO-ISOPROPYL)ETHER","value":"800E","value_num":800,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":["the Statewide health standard under Act 2 (Land Recycling and Environmental Remediation Standards Act): a person may instead attain the background or a site-specific standard","a soil-to-groundwater numeric value (§250.308(a)): a person may instead show the soil's SPLP leachate does not exceed the groundwater MSC, or use the soil buffer distance (§250.308(b)) or an equivalency demonstration (§250.308(d)); soil below 15 feet takes only this pathway (§250.305(f))","the generic value of the soil-to-groundwater equation, for soil not in the zone of groundwater saturation; in that zone the value is one tenth of it (§250.308(a)(2)-(4))","groundwater in an aquifer not used or currently planned to be used (§250.304(d))","nonresidential standard"],"cite":{"instrument":"us_pa_act2_soil","title":"25 Pa. Code ch. 250 (Act 2) — Statewide health standard MSCs for soil, Appendix A Tables 3-4 (direct contact and soil to groundwater), as DEP publishes them","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection, Land Recycling Program)","edition":"the Appendix A tables in force from November 20, 2021 (51 Pa.B. 7173) as DEP publishes them: Table 3A November 2021, Table 3B January 2022, Tables 4A and 4B November 2023","source_url":"https://files.dep.state.pa.us/EnvironmentalCleanupBrownfields/LandRecyclingProgram/LandRecyclingProgramPortalFiles/GuidanceTechTools/VaporIntrusion/November_2021/Table%203a.pdf","source_sha256":"546e6e1ac858eb7cccc6d8f5a029fa8a9a4f7976e589cf983ef8f359b491dfb7","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code ch. 250 Appendix A, Table 3 - MSCs for Organic Regulated Substances in Soil, B. Soil to Groundwater Numeric Values (nonuse aquifer, NR, Generic Value)","page":2,"quote":null}},{"id":"9ca8a07bd0d3eefd","parameter":"BIS(2-CHLORO-1-METHYLETHYL) ETHER","value":"200","value_num":200,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:108-60-1","place":["US-PA"],"conditions":[],"cite":{"instrument":"us_pa_wqs","title":"25 Pa. Code §93.8c Table 5 (water quality criteria for toxic substances) and §93.7 Table 3 (specific water quality criteria) — Pennsylvania","issuer":"Commonwealth of Pennsylvania, Environmental Quality Board (Department of Environmental Protection)","edition":"Pennsylvania Code as served 2026-10-09: §93.8c amended December 19, 2025, effective December 20, 2025, 55 Pa.B. 8596; §93.7 rows name their own page","source_url":"https://www.pacodeandbulletin.gov/Display/pacode?file=/secure/pacode/data/025/chapter93/s93.8c.html","source_sha256":"9f8f9a0d4da400c55be6373f6a6482b24c4fab5c9a4d0c445f3f55c33a799beb","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"25 Pa. Code §93.8c Table 5 (human health)","page":null,"quote":"12B BIS(2-CHLORO-1-METHYLETHYL) ETHER 108601 N/A N/A 200 2"}},{"id":"61c997c22e0495e1","parameter":"Bis(2-Chloro-1-methylethyl) Ether","value":"200","value_num":200,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:108-60-1","place":["US"],"conditions":["EPA's recommendation under Clean Water Act § 304(a): 'State and Tribal governments may use these criteria or use them as guidance in developing their own' — it binds a water once the state adopts it for the water's designated use","receiving_water is freshwater","consumption of water + organism: a water designated a drinking-water source and for fish and shellfish (a designated use the state assigns)"],"cite":{"instrument":"us_nrwqc_human_health","title":"EPA National Recommended Water Quality Criteria — Human Health Criteria Table (water + organism, organism only)","issuer":"U.S. Environmental Protection Agency","edition":"EPA web table (fetched 2026-10-09); each criterion carries its publication year","source_url":"https://www.epa.gov/wqc/national-recommended-water-quality-criteria-human-health-criteria-table","source_sha256":"a0229d5a613672b46a000c5b9925dd3a23c3e05914bb020b7f739c69cecbb5fe","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"National Recommended Water Quality Criteria — Human Health Criteria Table","page":null,"quote":"Bis(2-Chloro-1-methylethyl) Ether (P) 108601 200 4,000 2015"}},{"id":"787a253623e08dc6","parameter":"Bis(2-Chloro-1-methylethyl) Ether","value":"4,000","value_num":4000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:108-60-1","place":["US"],"conditions":["EPA's recommendation under Clean Water Act § 304(a): 'State and Tribal governments may use these criteria or use them as guidance in developing their own' — it binds a water once the state adopts it for the water's designated use","receiving_water is freshwater","consumption of organism only: a water designated for fish and shellfish taken from it, not a drinking-water source (fresh or salt)"],"cite":{"instrument":"us_nrwqc_human_health","title":"EPA National Recommended Water Quality Criteria — Human Health Criteria Table (water + organism, organism only)","issuer":"U.S. Environmental Protection Agency","edition":"EPA web table (fetched 2026-10-09); each criterion carries its publication year","source_url":"https://www.epa.gov/wqc/national-recommended-water-quality-criteria-human-health-criteria-table","source_sha256":"a0229d5a613672b46a000c5b9925dd3a23c3e05914bb020b7f739c69cecbb5fe","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"National Recommended Water Quality Criteria — Human Health Criteria Table","page":null,"quote":"Bis(2-Chloro-1-methylethyl) Ether (P) 108601 200 4,000 2015"}},{"id":"1f96f8aa8f3a1f63","parameter":"Bis(2-chloro-1-methylethyl) ether","value":"3100","value_num":3100,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:108-60-1","place":["US"],"conditions":["Resident Soil (mg/kg)"],"cite":{"instrument":"us_rsl_soil","title":"US EPA — Regional Screening Levels (RSLs), Summary Table (TR=1E-06, THQ=1.0), November 2024 — Soil","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"November 2024","source_url":"https://semspub.epa.gov/src/document/HQ/405270","source_sha256":"0160dc81b4f55d738a354a74de92488f149946ebfa7c6a6c64592f45348043d7","fetched_at":"2026-09-19","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"residentiel"}},{"id":"dc7195475bccc1f8","parameter":"Bis(2-chloro-1-methylethyl) ether","value":"47000","value_num":47000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:108-60-1","place":["US"],"conditions":["Industrial Soil (mg/kg)"],"cite":{"instrument":"us_rsl_soil","title":"US EPA — Regional Screening Levels (RSLs), Summary Table (TR=1E-06, THQ=1.0), November 2024 — Soil","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"November 2024","source_url":"https://semspub.epa.gov/src/document/HQ/405270","source_sha256":"0160dc81b4f55d738a354a74de92488f149946ebfa7c6a6c64592f45348043d7","fetched_at":"2026-09-19","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"sols","column":"industriel"}},{"id":"c58bcd8979184d86","parameter":"Bis(2-chloro-1-methylethyl) ether","value":"0.26","value_num":0.26,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:108-60-1","place":["US"],"conditions":["Protection of Groundwater SSLs: Risk-based SSL (mg/kg); SSL values are based on DAF=1"],"cite":{"instrument":"us_rsl_soil","title":"US EPA — Regional Screening Levels (RSLs), Summary Table (TR=1E-06, THQ=1.0), November 2024 — Soil","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"November 2024","source_url":"https://semspub.epa.gov/src/document/HQ/405270","source_sha256":"0160dc81b4f55d738a354a74de92488f149946ebfa7c6a6c64592f45348043d7","fetched_at":"2026-09-19","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"ssl","column":"risque"}},{"id":"4c24ad2c35dc43ce","parameter":"Bis(2-chloro-1-methylethyl) ether","value":"710","value_num":710,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:108-60-1","place":["US"],"conditions":["Tap Water (ug/L): Regional Screening Level (RSL) Summary Table (TR=1E-06, HQ=1) November 2024"],"cite":{"instrument":"us_rsl_tapwater","title":"US EPA — Regional Screening Levels (RSLs), Summary Table (TR=1E-06, THQ=1.0), November 2024 — Tap Water","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"November 2024","source_url":"https://semspub.epa.gov/src/document/HQ/405270","source_sha256":"0160dc81b4f55d738a354a74de92488f149946ebfa7c6a6c64592f45348043d7","fetched_at":"2026-09-19","source_status":{"checked":"2026-10-15","status":"not verified"},"section":null,"page":null,"quote":null,"table":"eau","column":"eau_robinet"}},{"id":"6a817c7702469dcc","parameter":"Bis(2-Chloro-1-methylethyl) Ether","value":"4,000","value_num":4000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:108-60-1","place":["US"],"conditions":["EPA's recommendation under Clean Water Act § 304(a): 'State and Tribal governments may use these criteria or use them as guidance in developing their own' — it binds a water once the state adopts it for the water's designated use","receiving_water is marine","consumption of organism only: a water designated for fish and shellfish taken from it, not a drinking-water source (fresh or salt)"],"cite":{"instrument":"us_nrwqc_human_health","title":"EPA National Recommended Water Quality Criteria — Human Health Criteria Table (water + organism, organism only)","issuer":"U.S. Environmental Protection Agency","edition":"EPA web table (fetched 2026-10-09); each criterion carries its publication year","source_url":"https://www.epa.gov/wqc/national-recommended-water-quality-criteria-human-health-criteria-table","source_sha256":"a0229d5a613672b46a000c5b9925dd3a23c3e05914bb020b7f739c69cecbb5fe","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"National Recommended Water Quality Criteria — Human Health Criteria Table","page":null,"quote":"Bis(2-Chloro-1-methylethyl) Ether (P) 108601 200 4,000 2015"}}],"next":[{"tool":"check_values","says":"Has your user measured this? check_values sets each of their results beside every row held here, with a verdict and the row's cite.","arguments":{"place":"US-PA"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"bis 2 chloro 1 methylethyl ether\", value, unit}, ...], any other parameters too."},"post":"/api/v1/check"},{"tool":"read_certificate","says":"Has your user a laboratory certificate? read_certificate reads every row it prints, each with its page, and checks them against these limits.","arguments":{"place":"US-PA"},"needs":{"content_base64":"The laboratory's certificate (PDF) or its XLSX, XLS or CSV export, as base64; or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}