{"query":{"parameter":"beta hexachlorocyclohexane","place":"US-PA","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-PA","US"],"parameter_keys":["cas:319-85-7","name:bhc, technical grade","cas:608-73-1"],"names_matched":[["beta hexachlorocyclohexane","cas:319-85-7"],["bhc technical grade","name:bhc, technical grade","bhc technical grade"],["hexachlorocyclohexane beta","cas:608-73-1","hexachlorocyclohexane beta"]],"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":8,"names":["Hexachlorocyclohexane, Technical","Hexachlorocyclohexane (HCH) -Technical","HEXACHLOROCYCLOHEXANE (HCH)-TECHNICAL"],"says":"8 rows share a parameter key with a longer name holding \"beta hexachlorocyclohexane\" 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":8,"offset":0,"returned":8,"next_offset":null,"rows":[{"id":"19cc2d32a3131809","parameter":"beta-HEXACHLOROCYCLOHEXANE (HCH)","value":"0.008","value_num":0.008,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:319-85-7","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":"unchanged"},"section":"25 Pa. Code §93.8c Table 5 (human health)","page":null,"quote":"3P beta-HEXACHLORO- 319857 N/A N/A 0.008 1 CYCLOHEXANE (HCH)"}},{"id":"d7fc1bdb6c5c2e74","parameter":"beta-Hexachlorocyclohexane (HCH)","value":"0.0080","value_num":0.008,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:319-85-7","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":"beta-Hexachlorocyclohexane (HCH) (P) 319857 0.0080 0.014 2015"}},{"id":"45b7c15d237f03f6","parameter":"beta-Hexachlorocyclohexane (HCH)","value":"0.014","value_num":0.014,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:319-85-7","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":"beta-Hexachlorocyclohexane (HCH) (P) 319857 0.0080 0.014 2015"}},{"id":"6e84308c7ed05842","parameter":"Hexachlorocyclohexane, Beta-","value":"0.3","value_num":0.3,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:319-85-7","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":"578706b417a711a5","parameter":"Hexachlorocyclohexane, Beta-","value":"1.3","value_num":1.3,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:319-85-7","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":"d414664a4057070e","parameter":"Hexachlorocyclohexane, Beta-","value":"0.00015","value_num":0.00015,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:319-85-7","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":"a9f274a85684682a","parameter":"Hexachlorocyclohexane, Beta-","value":"0.025","value_num":0.025,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:319-85-7","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":"35488d43447626ac","parameter":"beta-Hexachlorocyclohexane (HCH)","value":"0.014","value_num":0.014,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:319-85-7","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":"unchanged"},"section":"National Recommended Water Quality Criteria — Human Health Criteria Table","page":null,"quote":"beta-Hexachlorocyclohexane (HCH) (P) 319857 0.0080 0.014 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: \"beta hexachlorocyclohexane\", 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"}]}