{"query":{"parameter":"paraquat dichloride","place":"US-AZ","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-AZ","US"],"parameter_keys":["cas:1910-42-5","cas:4685-14-7"],"names_matched":[["paraquat dichloride","cas:1910-42-5"],["paraquat as dichloride","cas:4685-14-7"],["paraquat","cas:4685-14-7","paraquat"],["paraquat en dichlorures","cas:4685-14-7","paraquat"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":13,"offset":0,"returned":13,"next_offset":null,"rows":[{"id":"208c93071cff32fe","parameter":"Paraquat","value":"32","value_num":32,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1910-42-5","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use DWS, domestic water source (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"18 A.A.C. 11, Appendix A, Table 1","page":36,"quote":null}},{"id":"142c85aad26e861f","parameter":"Paraquat","value":"4,200","value_num":4200,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1910-42-5","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use FBC, full-body contact (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"18 A.A.C. 11, Appendix A, Table 1","page":36,"quote":null}},{"id":"b03311f8445ab45e","parameter":"Paraquat","value":"4,200","value_num":4200,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1910-42-5","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use PBC, partial-body contact (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"18 A.A.C. 11, Appendix A, Table 1","page":36,"quote":null}},{"id":"c392a9e11f95c627","parameter":"Paraquat","value":"100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1910-42-5","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&Wc, aquatic and wildlife (cold water) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"18 A.A.C. 11, Appendix A, Table 1","page":36,"quote":null}},{"id":"05cd524841af6f8a","parameter":"Paraquat","value":"54","value_num":54,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1910-42-5","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&Wc, aquatic and wildlife (cold water) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"18 A.A.C. 11, Appendix A, Table 1","page":36,"quote":null}},{"id":"9c0d3be9e398de49","parameter":"Paraquat","value":"100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1910-42-5","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&Ww, aquatic and wildlife (warm water) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"18 A.A.C. 11, Appendix A, Table 1","page":36,"quote":null}},{"id":"e9e98ab549975b41","parameter":"Paraquat","value":"54","value_num":54,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1910-42-5","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&Ww, aquatic and wildlife (warm water) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"18 A.A.C. 11, Appendix A, Table 1","page":36,"quote":null}},{"id":"fa281a4e6065d0e4","parameter":"Paraquat","value":"100","value_num":100,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1910-42-5","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&Wedw, aquatic and wildlife (effluent-dependent water) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"18 A.A.C. 11, Appendix A, Table 1","page":36,"quote":null}},{"id":"b0039790330b86e0","parameter":"Paraquat","value":"54","value_num":54,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1910-42-5","place":["US-AZ"],"conditions":["receiving_water is freshwater","surface water with the designated use A&Wedw, aquatic and wildlife (effluent-dependent water) (A.A.C. R18-11-104; uses by water in Appendix B)"],"cite":{"instrument":"us_az_wqs","title":"Arizona A.A.C. R18-11 Appendix A: Table 1 numeric water quality standards by designated use, and Tables 2-9 hardness-dependent metals","issuer":"State of Arizona, Department of Environmental Quality","edition":"18 A.A.C. 11 as US EPA posts it in effect for CWA purposes (effective June 10, 2025; cover September 19, 2025); Appendix A as amended at 22 A.A.R. 2328, effective August 2, 2016 (Supp. 16-4)","source_url":"https://www.epa.gov/sites/default/files/2014-12/documents/az-chapter11.pdf","source_sha256":"99f94cb118d44c2d748701484be39ab062258b07e3912fae7c9a651fcc4fc6ce","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"18 A.A.C. 11, Appendix A, Table 1","page":36,"quote":null}},{"id":"2993cefc263cd067","parameter":"Paraquat Dichloride","value":"280","value_num":280,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:1910-42-5","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":"19bbbe1b5a974b28","parameter":"Paraquat Dichloride","value":"3700","value_num":3700,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:1910-42-5","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":"18cf01d7b8552d34","parameter":"Paraquat Dichloride","value":"1.2","value_num":1.2,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:1910-42-5","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":"fa92b872379dba2d","parameter":"Paraquat Dichloride","value":"90","value_num":90,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:1910-42-5","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-AZ"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"paraquat dichloride\", 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-AZ"},"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"}]}