{"query":{"parameter":"o chlorophenol","place":"US-NE","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-NE","US"],"parameter_keys":["cas:95-57-8","name:2-clorofenolo","cas:133-06-2","name:2-methyl-4-chlorophenol","name:chlorophenol 2","cas:87-86-5","cas:4901-51-3","cas:58-90-2","cas:15950-66-0","cas:935-95-5","cas:933-78-8","cas:933-75-5","cas:576-24-9","cas:95-95-4","name:chlorophenol, 2,4,6-tcp","cas:120-83-2","cas:583-78-8"],"names_matched":[["o chlorophenol","cas:95-57-8"],["2 clorofenolo","name:2-clorofenolo","2 clorofenolo"],["2 chlorophenol","cas:133-06-2","2 chlorophenol"],["2 methyl 4 chlorophenol","name:2-methyl-4-chlorophenol","2 chlorophenol"],["chlorophenol 2","name:chlorophenol 2","chlorophenol 2"],["chlorophenol 2 3 4 5 6 pcp total","cas:87-86-5","chlorophenol 2"],["chlorophenol 2 3 4 5 ttcp total","cas:4901-51-3","chlorophenol 2"],["chlorophenol 2 3 4 6 ttcp total","cas:58-90-2","chlorophenol 2"],["chlorophenol 2 3 4 tcp total","cas:15950-66-0","chlorophenol 2"],["chlorophenol 2 3 5 6 ttcp total","cas:935-95-5","chlorophenol 2"],["chlorophenol 2 3 5 tcp total","cas:933-78-8","chlorophenol 2"],["chlorophenol 2 3 6 tcp total","cas:933-75-5","chlorophenol 2"],["chlorophenol 2 3 dcp total","cas:576-24-9","chlorophenol 2"],["chlorophenol 2 4 5 tcp total","cas:95-95-4","chlorophenol 2"],["chlorophenol 2 4 6 tcp","name:chlorophenol, 2,4,6-tcp","chlorophenol 2"],["chlorophenol 2 4 6 tcp total","name:chlorophenol, 2,4,6-tcp","chlorophenol 2"],["chlorophenol 2 4 dcp total","cas:120-83-2","chlorophenol 2"],["chlorophenol 2 5 dcp total","cas:583-78-8","chlorophenol 2"],["chlorophenol 2 6 dcp total","cas:583-78-8","chlorophenol 2"]],"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":155,"names":["Pentachlorophenol","2,4-Dichlorophenol","Captan","Tetrachlorophenol, 2,3,4,6-","2,4,5-Trichlorophenol","Trichlorophenol, 2,4,5-","Dichlorophenol, 2,4-","2,4,5-trichlorophenol"],"says":"155 rows share a parameter key with a longer name holding \"o chlorophenol\" but are printed under names without these words (that key is wider than the name): not sent. Ask for one by its name or CAS number."}},"total":14,"offset":0,"returned":14,"next_offset":null,"rows":[{"id":"4776203914c073b7","parameter":"2-chlorophenol","value":"4,380","value_num":4380,"unit":"µg/L","statistic":"instant","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:95-57-8","place":["US-NE"],"conditions":["receiving_water is freshwater","all aquatic life use classes (coldwater and warmwater, class A and B; a water's uses: Chapters 5 and 6)"],"cite":{"instrument":"us_ne_wqs","title":"Nebraska Title 117, Surface Water Quality Standards, Chapter 4: aquatic life (general, toxic substances, coldwater and warmwater classes), lake nutrients, public drinking water and agricultural criteria","issuer":"State of Nebraska, Environmental Quality Council (Department of Environment and Energy)","edition":"Neb. Admin. Code Title 117, effective August 2, 2023 (Chapter 4 pages dated June 24, 2019), as US EPA posts it in effect for CWA purposes (cover September 5, 2023: the chronic mercury criterion in effect is 0.051 µg/L, EPA having deferred action on 0.77 µg/L; 003.05's chlorophyll a sentence disapproved; 004.01B's background sentence not approved; selenium and cadmium remain subject to ESA consultation)","source_url":"https://www.epa.gov/system/files/documents/2023-09/newqs-title117.pdf","source_sha256":"647f1d39531b7b2024e90f45cf69b0da17856324172e984c1e3da9bb6adb3036","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Neb. Admin. Code Title 117 Chapter 4, 003.01C1","page":31,"quote":"2-chlorophenol 4,380a 800b,f 95-57-8"}},{"id":"650d69901f19d84a","parameter":"2-chlorophenol","value":"800","value_num":800,"unit":"µg/L","statistic":"daily_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:95-57-8","place":["US-NE"],"conditions":["receiving_water is freshwater","all aquatic life use classes (coldwater and warmwater, class A and B; a water's uses: Chapters 5 and 6)"],"cite":{"instrument":"us_ne_wqs","title":"Nebraska Title 117, Surface Water Quality Standards, Chapter 4: aquatic life (general, toxic substances, coldwater and warmwater classes), lake nutrients, public drinking water and agricultural criteria","issuer":"State of Nebraska, Environmental Quality Council (Department of Environment and Energy)","edition":"Neb. Admin. Code Title 117, effective August 2, 2023 (Chapter 4 pages dated June 24, 2019), as US EPA posts it in effect for CWA purposes (cover September 5, 2023: the chronic mercury criterion in effect is 0.051 µg/L, EPA having deferred action on 0.77 µg/L; 003.05's chlorophyll a sentence disapproved; 004.01B's background sentence not approved; selenium and cadmium remain subject to ESA consultation)","source_url":"https://www.epa.gov/system/files/documents/2023-09/newqs-title117.pdf","source_sha256":"647f1d39531b7b2024e90f45cf69b0da17856324172e984c1e3da9bb6adb3036","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Neb. Admin. Code Title 117 Chapter 4, 003.01C1","page":31,"quote":"2-chlorophenol 4,380a 800b,f 95-57-8"}},{"id":"1811e91e6033a694","parameter":"2-Chlorophenol","value":"0.03 mg/L","value_num":0.03,"unit":"mg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:95-57-8","place":["US-NE"],"conditions":["receiving_water is freshwater","surface waters which serve as a public drinking water supply (004.01; Chapters 5 and 6)"],"cite":{"instrument":"us_ne_wqs","title":"Nebraska Title 117, Surface Water Quality Standards, Chapter 4: aquatic life (general, toxic substances, coldwater and warmwater classes), lake nutrients, public drinking water and agricultural criteria","issuer":"State of Nebraska, Environmental Quality Council (Department of Environment and Energy)","edition":"Neb. Admin. Code Title 117, effective August 2, 2023 (Chapter 4 pages dated June 24, 2019), as US EPA posts it in effect for CWA purposes (cover September 5, 2023: the chronic mercury criterion in effect is 0.051 µg/L, EPA having deferred action on 0.77 µg/L; 003.05's chlorophyll a sentence disapproved; 004.01B's background sentence not approved; selenium and cadmium remain subject to ESA consultation)","source_url":"https://www.epa.gov/system/files/documents/2023-09/newqs-title117.pdf","source_sha256":"647f1d39531b7b2024e90f45cf69b0da17856324172e984c1e3da9bb6adb3036","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"Neb. Admin. Code Title 117 Chapter 4, 004.01B","page":63,"quote":"2-Chlorophenol a 0.03 mg/L 95-57-8"}},{"id":"ebc6b35707bee8fa","parameter":"2-Chlorophenol","value":"98","value_num":98,"unit":"µg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:95-57-8","place":["US"],"conditions":["(a) The provisions of this part are applicable to process wastewater discharges from all establishments or portions of establishments that manufacture the organic chemicals, plastics, and synthetic fibers (OCPSF) products or product groups covered by subparts B through H of this regulation and are i","route is direct","cites is 40 CFR 414","the discharge is of the Subpart I—Direct Discharge Point Sources That Use End-of-Pipe Biological Treatment","existing sources (BAT)","(b) In the case of chromium, copper, lead, nickel, zinc, and total cyanide, the discharge quantity (mass) shall be determined by multiplying the concentrations listed in the following table for these pollutants times the flow from metal-bearing waste streams for the metals and times the flow from cyanide bearing waste streams for total cyanide. The metal-bearing waste streams and cyanide-bearin…"],"cite":{"instrument":"us_40cfr414","title":"40 CFR Part 414 — PART 414—ORGANIC CHEMICALS, PLASTICS, AND SYNTHETIC FIBERS","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=414","source_sha256":"8652d1f3d1271a60d9c07a11c5e00c0c1e23da3fb57f25d86e40b9a487b25608","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 414.91 (BAT)","page":null,"quote":"2-Chlorophenol 98 31"}},{"id":"a37c060ae73f72ff","parameter":"2-Chlorophenol","value":"98","value_num":98,"unit":"µg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:95-57-8","place":["US"],"conditions":["(a) The provisions of this part are applicable to process wastewater discharges from all establishments or portions of establishments that manufacture the organic chemicals, plastics, and synthetic fibers (OCPSF) products or product groups covered by subparts B through H of this regulation and are i","route is direct","cites is 40 CFR 414","the discharge is of the Subpart I—Direct Discharge Point Sources That Use End-of-Pipe Biological Treatment","new sources (NSPS)","(b) In the case of chromium, copper, lead, nickel, zinc, and total cyanide, the discharge quantity (mass) shall be determined by multiplying the concentrations listed in the following table for these pollutants times the flow from metal-bearing waste streams for the metals and times the flow from cyanide bearing waste streams for total cyanide. The metal-bearing waste streams and cyanide-bearin…"],"cite":{"instrument":"us_40cfr414","title":"40 CFR Part 414 — PART 414—ORGANIC CHEMICALS, PLASTICS, AND SYNTHETIC FIBERS","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=414","source_sha256":"8652d1f3d1271a60d9c07a11c5e00c0c1e23da3fb57f25d86e40b9a487b25608","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 414.91 (NSPS)","page":null,"quote":"2-Chlorophenol 98 31"}},{"id":"defc9c39357b0d39","parameter":"2-Chlorophenol","value":"31","value_num":31,"unit":"µg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:95-57-8","place":["US"],"conditions":["(a) The provisions of this part are applicable to process wastewater discharges from all establishments or portions of establishments that manufacture the organic chemicals, plastics, and synthetic fibers (OCPSF) products or product groups covered by subparts B through H of this regulation and are i","route is direct","cites is 40 CFR 414","the discharge is of the Subpart I—Direct Discharge Point Sources That Use End-of-Pipe Biological Treatment","existing sources (BAT)","(b) In the case of chromium, copper, lead, nickel, zinc, and total cyanide, the discharge quantity (mass) shall be determined by multiplying the concentrations listed in the following table for these pollutants times the flow from metal-bearing waste streams for the metals and times the flow from cyanide bearing waste streams for total cyanide. The metal-bearing waste streams and cyanide-bearin…"],"cite":{"instrument":"us_40cfr414","title":"40 CFR Part 414 — PART 414—ORGANIC CHEMICALS, PLASTICS, AND SYNTHETIC FIBERS","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=414","source_sha256":"8652d1f3d1271a60d9c07a11c5e00c0c1e23da3fb57f25d86e40b9a487b25608","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 414.91 (BAT)","page":null,"quote":"2-Chlorophenol 98 31"}},{"id":"03cc51c0ed936359","parameter":"2-Chlorophenol","value":"31","value_num":31,"unit":"µg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:95-57-8","place":["US"],"conditions":["(a) The provisions of this part are applicable to process wastewater discharges from all establishments or portions of establishments that manufacture the organic chemicals, plastics, and synthetic fibers (OCPSF) products or product groups covered by subparts B through H of this regulation and are i","route is direct","cites is 40 CFR 414","the discharge is of the Subpart I—Direct Discharge Point Sources That Use End-of-Pipe Biological Treatment","new sources (NSPS)","(b) In the case of chromium, copper, lead, nickel, zinc, and total cyanide, the discharge quantity (mass) shall be determined by multiplying the concentrations listed in the following table for these pollutants times the flow from metal-bearing waste streams for the metals and times the flow from cyanide bearing waste streams for total cyanide. The metal-bearing waste streams and cyanide-bearin…"],"cite":{"instrument":"us_40cfr414","title":"40 CFR Part 414 — PART 414—ORGANIC CHEMICALS, PLASTICS, AND SYNTHETIC FIBERS","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=414","source_sha256":"8652d1f3d1271a60d9c07a11c5e00c0c1e23da3fb57f25d86e40b9a487b25608","fetched_at":"2026-09-24","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 414.91 (NSPS)","page":null,"quote":"2-Chlorophenol 98 31"}},{"id":"e0f589e75f8777ed","parameter":"2-Chlorophenol","value":"30","value_num":30,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:95-57-8","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":"unchanged"},"section":"National Recommended Water Quality Criteria — Human Health Criteria Table","page":null,"quote":"2-Chlorophenol (P) 95578 30 800 2015"}},{"id":"6f1338b05b8bd93e","parameter":"2-Chlorophenol","value":"800","value_num":800,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:95-57-8","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":"unchanged"},"section":"National Recommended Water Quality Criteria — Human Health Criteria Table","page":null,"quote":"2-Chlorophenol (P) 95578 30 800 2015"}},{"id":"8ca0784e57d3f6d4","parameter":"Chlorophenol, 2-","value":"390","value_num":390,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:95-57-8","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":"unchanged"},"section":null,"page":null,"quote":null,"table":"sols","column":"residentiel"}},{"id":"42e66643919b8698","parameter":"Chlorophenol, 2-","value":"5800","value_num":5800,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:95-57-8","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":"unchanged"},"section":null,"page":null,"quote":null,"table":"sols","column":"industriel"}},{"id":"4e164858dc99611b","parameter":"Chlorophenol, 2-","value":"0.089","value_num":0.089,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:95-57-8","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":"unchanged"},"section":null,"page":null,"quote":null,"table":"ssl","column":"risque"}},{"id":"9eacf8bb978c53af","parameter":"Chlorophenol, 2-","value":"91","value_num":91,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:95-57-8","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":"unchanged"},"section":null,"page":null,"quote":null,"table":"eau","column":"eau_robinet"}},{"id":"a4e4863b4b338673","parameter":"2-Chlorophenol","value":"800","value_num":800,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:95-57-8","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); 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or file_url, a public https address of it."},"post":"/api/v1/certificate"}]}