{"query":{"parameter":"uranium","place":"US-OK","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-OK","US"],"parameter_keys":["cas:7440-61-1","name:chemical oxygen demand, arsenic, radium (dissolved and total, uranium, zinc","name:gross alpha particle activity","name:gross alpha particles including radium-226,but not radon or uranium","name:radioactive substances","name:uranium-234","name:uranium-235","name:uranium-238","name:uranium-238 series","name:uranium - total"],"names_matched":[["uranium","cas:7440-61-1"],["chemical oxygen demand arsenic radium dissolved and total uranium zinc","name:chemical oxygen demand, arsenic, radium (dissolved and total, uranium, zinc"],["chemical oxygen demand arsenic radium dissolved and total uranium zinc h","name:chemical oxygen demand, arsenic, radium (dissolved and total, uranium, zinc"],["gross alpha particle activity excluding radon and uranium","name:gross alpha particle activity"],["gross alpha particle activity including radium 226 but excluding radon and uranium","name:gross alpha particle activity"],["gross alpha particle activity including radium 226 excluding radon and uranium","name:gross alpha particle activity"],["gross alpha particles including radium 226 but not radon or uranium","name:gross alpha particles including radium-226,but not radon or uranium"],["radioactive substances gross alpha particle activity including radium 226 but excluding radon and uranium","name:radioactive substances"],["uranium 234","name:uranium-234"],["uranium 235","name:uranium-235"],["uranium 238","name:uranium-238"],["uranium 238 238u 234th 234mpa 234u","name:uranium-238"],["uranium 238 series","name:uranium-238 series"],["uranium 238 series all progeny","name:uranium-238 series"],["uranium total","name:uranium - total"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":14,"offset":0,"returned":14,"next_offset":null,"rows":[{"id":"72546046565f4605","parameter":"Gross alpha particle activity (including radium-226, excluding radon and uranium)","value":"15 picocuries/liter","value_num":15,"unit":"pCi/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:gross alpha particle activity","place":["US-OK"],"conditions":["receiving_water is freshwater","waters designated Public and Private Water Supply (a water's designated uses: Appendix A; not evaluated)"],"cite":{"instrument":"us_ok_wqs","title":"Oklahoma's Water Quality Standards (OAC 252:730): Appendix G Tables 1-2 numerical criteria by beneficial use, and the numerical criteria of 252:730-5-10, 5-12 and 5-19, and Appendix F chloride, sulfate and TDS by WQM segment (252:730-5-13)","issuer":"State of Oklahoma, Department of Environmental Quality (Environmental Quality Board)","edition":"OAC 252:730 as DEQ codifies it (Board adoption February 17, 2023, effective September 15, 2023; DEQ's own PDF, born-digital). US EPA's posting in effect for CWA purposes (effective December 18, 2024, cover February 10, 2025) is an OCR'd scan of the later edition; its Appendix G carries no amendment after September 15, 2023. EPA's exceptions are honoured: the perchlorate 'fish consumption and water' 9 µg/L (no action) and the Livestock Agriculture subcategory (disapproved) are not held; Appendix E site-specific criteria for Poteau and Idabel are not held. Appendix F (amended effective 9-15-24 in EPA's posting) prints the same values as DEQ's 2023 PDF; its eight-digit sub-watershed segments (note (4)) carry EPA's no action and are not held","source_url":"https://oklahoma.gov/content/dam/ok/en/deq/documents/deqmainresources/730.pdf","source_sha256":"483572da2c80c9686956047426b41f44e56388c1ab5873c5ce38b6d905b70b40","fetched_at":"2026-10-14","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"OAC 252:730-5-10(2)(B)","page":14,"quote":"(B) The concentration of gross alpha particles shall not exceed the criteria specified in (A) through (D) of this subparagraph, or the naturally occurring concentration, whichever is higher. (i) The combined dissolved concentration of Radium-226 and Radium-228, and Strontium-90, shall not exceed 5 picocuries/liter, and 8 picocuries/liter, respectively. (ii) Gross alpha particle concentrations, including Radium-226 but excluding radon and uranium, shall not exceed 15 picocuries/liter."}},{"id":"bf0e894b4bf7045a","parameter":"U","value":"4","value_num":4,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-61-1","place":["US"],"conditions":["route is direct","cites is 40 CFR 440","the discharge is of the Subpart C—Uranium, Radium and Vanadium Ores Subcategory","existing sources (BPT)","(a) The concentration of pollutants discharged in mine drainage from mines, either open-pit or underground, from which uranium, radium and vanadium ores are produced excluding mines using in-situ leach methods shall not exceed:"],"cite":{"instrument":"us_40cfr440","title":"40 CFR Part 440 — PART 440—ORE MINING AND DRESSING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=440","source_sha256":"aea3b68c1fc9aac4ea3fa56240df79cf606e97c278fd0b499c3ec190dad2ee9a","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 440.32 (BPT)","page":null,"quote":"U 4 2"}},{"id":"6e153dc17287796c","parameter":"U","value":"2","value_num":2,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-61-1","place":["US"],"conditions":["route is direct","cites is 40 CFR 440","the discharge is of the Subpart C—Uranium, Radium and Vanadium Ores Subcategory","existing sources (BPT)","(a) The concentration of pollutants discharged in mine drainage from mines, either open-pit or underground, from which uranium, radium and vanadium ores are produced excluding mines using in-situ leach methods shall not exceed:"],"cite":{"instrument":"us_40cfr440","title":"40 CFR Part 440 — PART 440—ORE MINING AND DRESSING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=440","source_sha256":"aea3b68c1fc9aac4ea3fa56240df79cf606e97c278fd0b499c3ec190dad2ee9a","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 440.32 (BPT)","page":null,"quote":"U 4 2"}},{"id":"b2b2cbcb8009e1d9","parameter":"U","value":"4.0","value_num":4,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-61-1","place":["US"],"conditions":["route is direct","cites is 40 CFR 440","the discharge is of the Subpart C—Uranium, Radium and Vanadium Ores Subcategory","existing sources (BAT)","(a) The concentration of pollutants discharged in mine drainage from mines, either open-pit or underground, that produce uranium ore, including mines using in-situ leach methods, shall not exceed:"],"cite":{"instrument":"us_40cfr440","title":"40 CFR Part 440 — PART 440—ORE MINING AND DRESSING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=440","source_sha256":"aea3b68c1fc9aac4ea3fa56240df79cf606e97c278fd0b499c3ec190dad2ee9a","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 440.33 (BAT)","page":null,"quote":"U 4.0 2.0"}},{"id":"f37bbf5e1c600e63","parameter":"U","value":"2.0","value_num":2,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-61-1","place":["US"],"conditions":["route is direct","cites is 40 CFR 440","the discharge is of the Subpart C—Uranium, Radium and Vanadium Ores Subcategory","existing sources (BAT)","(a) The concentration of pollutants discharged in mine drainage from mines, either open-pit or underground, that produce uranium ore, including mines using in-situ leach methods, shall not exceed:"],"cite":{"instrument":"us_40cfr440","title":"40 CFR Part 440 — PART 440—ORE MINING AND DRESSING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=440","source_sha256":"aea3b68c1fc9aac4ea3fa56240df79cf606e97c278fd0b499c3ec190dad2ee9a","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 440.33 (BAT)","page":null,"quote":"U 4.0 2.0"}},{"id":"09ce8c886eb473f8","parameter":"U","value":"4.0","value_num":4,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-61-1","place":["US"],"conditions":["route is direct","cites is 40 CFR 440","the discharge is of the Subpart C—Uranium, Radium and Vanadium Ores Subcategory","new sources (NSPS)","(a) The concentration of pollutants discharged in mine drainage from mines, either open-pit or underground, that produce uranium ore, excluding mines using in situ leach methods, shall not exceed:"],"cite":{"instrument":"us_40cfr440","title":"40 CFR Part 440 — PART 440—ORE MINING AND DRESSING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=440","source_sha256":"aea3b68c1fc9aac4ea3fa56240df79cf606e97c278fd0b499c3ec190dad2ee9a","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 440.34 (NSPS)","page":null,"quote":"U 4.0 2.0"}},{"id":"776febeecbdaf03b","parameter":"U","value":"2.0","value_num":2,"unit":"mg/L","statistic":"monthly_avg","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"direct","parameter_key":"cas:7440-61-1","place":["US"],"conditions":["route is direct","cites is 40 CFR 440","the discharge is of the Subpart C—Uranium, Radium and Vanadium Ores Subcategory","new sources (NSPS)","(a) The concentration of pollutants discharged in mine drainage from mines, either open-pit or underground, that produce uranium ore, excluding mines using in situ leach methods, shall not exceed:"],"cite":{"instrument":"us_40cfr440","title":"40 CFR Part 440 — PART 440—ORE MINING AND DRESSING POINT SOURCE CATEGORY","issuer":"U.S. Environmental Protection Agency","edition":"eCFR as of 2026-10-05","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-05/title-40.xml?part=440","source_sha256":"aea3b68c1fc9aac4ea3fa56240df79cf606e97c278fd0b499c3ec190dad2ee9a","fetched_at":"2026-10-09","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"40 CFR 440.34 (NSPS)","page":null,"quote":"U 4.0 2.0"}},{"id":"c5a9fc23867626f3","parameter":"Uranium","value":"Zero","value_num":0,"direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:7440-61-1","place":["US"],"conditions":["40 CFR 141.2: Maximum contaminant level goals are nonenforceable health goals."],"cite":{"instrument":"us_npdwr","title":"40 CFR Part 141 — National Primary Drinking Water Regulations (eCFR, as of 2026-08-01)","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=141","source_sha256":"bd534eb2d8af38e141e1cd6236134a638298fbf14791b30279eeb47d815d7767","fetched_at":"2026-08-29","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"141.55","page":null,"quote":null,"column":"mclg"}},{"id":"32ebdbdd150150d0","parameter":"Uranium","value":"16","value_num":16,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7440-61-1","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":"unchanged"},"section":null,"page":null,"quote":null,"table":"sols","column":"residentiel"}},{"id":"b45f23257b26ae24","parameter":"Uranium","value":"230","value_num":230,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7440-61-1","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":"unchanged"},"section":null,"page":null,"quote":null,"table":"sols","column":"industriel"}},{"id":"64a76d98528b9017","parameter":"Uranium","value":"1.8","value_num":1.8,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:7440-61-1","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":"unchanged"},"section":null,"page":null,"quote":null,"table":"ssl","column":"risque"}},{"id":"5ac3a61926715eb7","parameter":"Uranium","value":"14","value_num":14,"unit":"mg/kg","direction":"max","kind":"printed_reference","medium":"soil","level":"national","parameter_key":"cas:7440-61-1","place":["US"],"conditions":["Protection of Groundwater SSLs: MCL-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":"mcl"}},{"id":"2c7ab5b75a090939","parameter":"Uranium","value":"4","value_num":4,"unit":"µg/L","direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"cas:7440-61-1","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":"unchanged"},"section":null,"page":null,"quote":null,"table":"eau","column":"eau_robinet"}},{"id":"5a849b7c9c077ac0","parameter":"Gross alpha particle activity (excluding radon and uranium)","value":"Zero","value_num":0,"direction":"max","kind":"guideline","medium":"drinking_water","level":"national","parameter_key":"name:gross alpha particle activity","place":["US"],"conditions":["40 CFR 141.2: Maximum contaminant level goals are nonenforceable health goals."],"cite":{"instrument":"us_npdwr","title":"40 CFR Part 141 — National Primary Drinking Water Regulations (eCFR, as of 2026-08-01)","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"eCFR as of 2026-08-01","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-01/title-40.xml?part=141","source_sha256":"bd534eb2d8af38e141e1cd6236134a638298fbf14791b30279eeb47d815d7767","fetched_at":"2026-08-29","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"141.55","page":null,"quote":null,"column":"mclg"}}],"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-OK"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"uranium\", 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-OK"},"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"}]}