{"query":{"parameter":"1 2 3 4 5 6 hexachlorocyclohexane","place":"US-NC","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-NC","US"],"parameter_keys":["cas:608-73-1","cas:319-84-6","name:alpha hexachlorocyclohexane","cas:319-85-7","cas:319-86-8","cas:6108-10-7","cas:58-89-9","name:gamma-hexachlorocyclohexane","name:gamma-hexachlorocyclohexane (hch) [lindane]","name:hexachlorocyclohexane gamma-","name:hexachlorocyclohexane (hch) -technical","name:hexachlorocyclohexane-technical","name:hexachlorocyclohexane - technical grade","name:lindane [hexachlorocyclohexane (g-bhc-gamma)]","name:hexachlorocyclo-hexane-"],"names_matched":[["1 2 3 4 5 6 hexachlorocyclohexane","cas:608-73-1"],["alpha bhc hexachlorocyclohexane alpha","cas:319-84-6","hexachlorocyclohexane"],["alpha hexachlorocyclohexane","cas:319-84-6","hexachlorocyclohexane"],["alpha hexachlorocyclohexane","name:alpha hexachlorocyclohexane","hexachlorocyclohexane"],["alpha hexachlorocyclohexane alpha bhc","cas:319-84-6","hexachlorocyclohexane"],["alpha hexachlorocyclohexane also known as alpha hch","cas:319-84-6","hexachlorocyclohexane"],["alpha hexachlorocyclohexane hch","cas:319-84-6","hexachlorocyclohexane"],["beta bhc hexachlorocyclohexane beta","cas:319-85-7","hexachlorocyclohexane"],["beta hexachlorocyclohexane","cas:319-85-7","hexachlorocyclohexane"],["beta hexachlorocyclohexane also known as beta hch","cas:319-85-7","hexachlorocyclohexane"],["beta hexachlorocyclohexane b bhc","cas:319-85-7","hexachlorocyclohexane"],["beta hexachlorocyclohexane beta bhc","cas:319-85-7","hexachlorocyclohexane"],["beta hexachlorocyclohexane hch","cas:319-85-7","hexachlorocyclohexane"],["delta hexachlorocyclohexane","cas:319-86-8","hexachlorocyclohexane"],["delta hexachlorocyclohexane delta bhc","cas:319-86-8","hexachlorocyclohexane"],["epsilon hexachlorocyclohexane","cas:6108-10-7","hexachlorocyclohexane"],["g hexachlorocyclohexane lindane","cas:58-89-9","hexachlorocyclohexane"],["gamma bhc lindane hexachlorocyclohexane gamma","cas:58-89-9","hexachlorocyclohexane"],["gamma hexachlorocyclohexane","cas:58-89-9","hexachlorocyclohexane"],["gamma hexachlorocyclohexane","name:gamma-hexachlorocyclohexane","hexachlorocyclohexane"],["gamma hexachlorocyclohexane also known as gamma hch gamma bhc or lindane","cas:58-89-9","hexachlorocyclohexane"],["gamma hexachlorocyclohexane also known as gamma hch or lindane","cas:58-89-9","hexachlorocyclohexane"],["gamma hexachlorocyclohexane gamma bhc lindane","name:gamma-hexachlorocyclohexane","hexachlorocyclohexane"],["gamma hexachlorocyclohexane hch lindane","cas:58-89-9","hexachlorocyclohexane"],["gamma hexachlorocyclohexane hch lindane","name:gamma-hexachlorocyclohexane (hch) [lindane]","hexachlorocyclohexane"],["gamma hexachlorocyclohexane hch or lindane","cas:58-89-9","hexachlorocyclohexane"],["gamma hexachlorocyclohexane lindane","name:gamma-hexachlorocyclohexane","hexachlorocyclohexane"],["hexachlorocyclohexane","cas:58-89-9","hexachlorocyclohexane"],["hexachlorocyclohexane alpha","cas:319-84-6","hexachlorocyclohexane"],["hexachlorocyclohexane alpha alpha bhc","cas:319-84-6","hexachlorocyclohexane"],["hexachlorocyclohexane beta","cas:319-85-7","hexachlorocyclohexane"],["hexachlorocyclohexane beta beta bhc","cas:319-85-7","hexachlorocyclohexane"],["hexachlorocyclohexane beta bhc beta","cas:319-85-7","hexachlorocyclohexane"],["hexachlorocyclohexane delta","cas:319-86-8","hexachlorocyclohexane"],["hexachlorocyclohexane delta delta bhc","cas:319-86-8","hexachlorocyclohexane"],["hexachlorocyclohexane gamma","cas:58-89-9","hexachlorocyclohexane"],["hexachlorocyclohexane gamma","name:hexachlorocyclohexane gamma-","hexachlorocyclohexane"],["hexachlorocyclohexane gamma 1 2 3 4 5 6","cas:58-89-9","hexachlorocyclohexane"],["hexachlorocyclohexane gamma bhc lindane","cas:58-89-9","hexachlorocyclohexane"],["hexachlorocyclohexane gamma lindane","cas:58-89-9","hexachlorocyclohexane"],["hexachlorocyclohexane gamma lindane gamma bhc","cas:58-89-9","hexachlorocyclohexane"],["hexachlorocyclohexane hch technical","name:hexachlorocyclohexane (hch) -technical","hexachlorocyclohexane"],["hexachlorocyclohexane technical","name:hexachlorocyclohexane-technical","hexachlorocyclohexane"],["hexachlorocyclohexane technical grade","name:hexachlorocyclohexane - technical grade","hexachlorocyclohexane"],["lindane hexachlorocyclohexane g bhc gamma","cas:58-89-9","hexachlorocyclohexane"],["lindane hexachlorocyclohexane g bhc gamma","name:lindane [hexachlorocyclohexane (g-bhc-gamma)]","hexachlorocyclohexane"],["hexachlorocyclo hexane technical","name:hexachlorocyclo-hexane-","hexachlorocyclo hexane technical"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":41,"names":["Lindane","Hexachlorocyclohexane, Gamma- (Lindane)","Hexachlorocyclohexane, Alpha-","Hexachlorocyclohexane, Beta-","Hexachlorocyclohexane, Delta-","alpha-Hexachlorocyclohexane (HCH)","beta-Hexachlorocyclohexane (HCH)","gamma-Hexachlorocyclohexane (HCH) [Lindane]"],"says":"41 rows share a parameter key with a longer name holding \"1 2 3 4 5 6 hexachlorocyclohexane\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"1 2 3 4 5 6 hexachlorocyclohexane\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":7,"offset":0,"returned":7,"next_offset":null,"rows":[{"id":"5cf02d49f09f32ec","parameter":"Hexachlorocyclohexane (HCH) -Technical","value":"0.0066","value_num":0.0066,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:608-73-1","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":"Hexachlorocyclohexane (HCH) -Technical 608731 0.0066 0.010 2015"}},{"id":"481da6036b496f1e","parameter":"Hexachlorocyclohexane (HCH) -Technical","value":"0.010","value_num":0.01,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:608-73-1","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":"Hexachlorocyclohexane (HCH) -Technical 608731 0.0066 0.010 2015"}},{"id":"157448debe36b57a","parameter":"Hexachlorocyclohexane (HCH) -Technical","value":"0.010","value_num":0.01,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"national","parameter_key":"cas:608-73-1","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":"Hexachlorocyclohexane (HCH) -Technical 608731 0.0066 0.010 2015"}},{"id":"4970f28b54b50ad8","parameter":"Hexachlorocyclohexane, Technical","value":"0.3","value_num":0.3,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:608-73-1","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":"9e9c07d8d053ea14","parameter":"Hexachlorocyclohexane, Technical","value":"1.3","value_num":1.3,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:608-73-1","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":"36a585aa4f4c64bd","parameter":"Hexachlorocyclohexane, Technical","value":"0.00015","value_num":0.00015,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:608-73-1","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":"1286e724113a87ea","parameter":"Hexachlorocyclohexane, Technical","value":"0.025","value_num":0.025,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:608-73-1","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"}}],"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-NC"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"1 2 3 4 5 6 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-NC"},"needs":{"content_base64":"The laboratory's certificate (PDF) or its XLSX, XLS or CSV export, as base64; 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