{"query":{"parameter":"xylene","place":"US-NJ","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-NJ","US"],"parameter_keys":["cas:1330-20-7","cas:95-47-6","cas:108-38-3","cas:106-42-3","cas:2870-04-4","cas:1758-88-9","cas:6196-95-8","cas:98-19-1","cas:1477-55-0","name:xylene mixture","name:xylene, total m,p,o","name:para-xilene","name:xylenes, total"],"names_matched":[["xylene","cas:1330-20-7"],["1 2 xylene","cas:95-47-6"],["1 3 xylene","cas:108-38-3"],["1 4 xylene","cas:106-42-3"],["2 ethyl m xylene","cas:2870-04-4"],["2 ethyl p xylene","cas:1758-88-9"],["4 1 phenylethyl o xylene","cas:6196-95-8"],["5 tert butyl m xylene","cas:98-19-1"],["m xylene","cas:108-38-3"],["m xylene alpha alpha diamine","cas:1477-55-0"],["o xylene","cas:95-47-6"],["p xylene","cas:106-42-3"],["tert butyl m xylene","cas:98-19-1"],["xylene m","cas:108-38-3"],["xylene meta","cas:108-38-3"],["xylene mixture","name:xylene mixture"],["xylene o","cas:95-47-6"],["xylene ortho","cas:95-47-6"],["xylene p","cas:106-42-3"],["xylene para","cas:106-42-3"],["xylene total m p o","name:xylene, total m,p,o"],["para xilene","name:para-xilene","xilene"],["xylenes total","name:xylenes, total","xylenes"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order","not_sent":{"rows":12,"names":["Xylene, o-","Xylene, m-","Xylene, p-"],"says":"12 rows share a parameter key with a longer name holding \"xylene\" but are printed under names without these words (that key is wider than the name), or keyed to a CAS number \"xylene\" does not name (another substance, whatever words its name holds): not sent. Ask for one by its name or CAS number."}},"total":21,"offset":0,"returned":21,"next_offset":null,"rows":[{"id":"ea344e8a276673ac","parameter":"Xylenes (Total)","value":"1,000","value_num":1000,"unit":"µg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:1330-20-7","place":["US-NJ"],"conditions":["Class II-A ground water (potable water; Class II-B takes the Class II-A criteria, N.J.A.C. 7:9C-1.7(d)); Class I-A and I-PL hold natural or background quality instead (1.7(a)-(b)), Class III-A the adjacent classification's criteria (1.7(e)) and Class III-B criteria set case by case (1.7(f))"],"cite":{"instrument":"us_nj_gwqs","title":"N.J.A.C. 7:9C — Ground Water Quality Standards, Appendix Tables 1 and 2 (New Jersey)","issuer":"State of New Jersey, Department of Environmental Protection","edition":"N.J.A.C. 7:9C as the Department publishes it (courtesy copy): re-adopted January 28, 2021, last amended March 17, 2026 (58 N.J.R. 1664(a)); file last modified 2026-06-15","source_url":"https://dep.nj.gov/wp-content/uploads/rules/rules/njac7_9c.pdf","source_sha256":"433d7e52575bf179dd820c13a17c52db3a67a20126c0de365c034be0bb3a4d4a","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"N.J.A.C. 7:9C Appendix Table 1, Specific Ground Water Quality Criteria - Class II-A","page":29,"quote":null}},{"id":"f88b7cc5c86db1b1","parameter":"Xylene(s)","value":"1,000","value_num":1000,"unit":"µg/L","direction":"max","kind":"limit","medium":"drinking_water","level":"regional","parameter_key":"cas:1330-20-7","place":["US-NJ"],"conditions":["drinking water of a public or nonpublic water system: all maximum contaminant levels and action levels in subchapter 5 apply to all public and nonpublic water systems (N.J.A.C. 7:10-5.1)"],"cite":{"instrument":"us_nj_sdwa","title":"N.J.A.C. 7:10 — Safe Drinking Water Act Rules: New Jersey's own MCLs (7:10-5.2) and secondary standards (7:10-7.2)","issuer":"State of New Jersey, Department of Environmental Protection","edition":"N.J.A.C. 7:10 as the Department publishes it (courtesy copy), date last amended January 20, 2026","source_url":"https://dep.nj.gov/wp-content/uploads/rules/rules/njac7_10.pdf","source_sha256":"93a842b2e0db4308ef0c8c1212c0b99f195bba511e5c280f0a6d0571ae7655be","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"N.J.A.C. 7:10-5.2(a)4, Table 1, MCLs for State-regulated VOCs","page":23,"quote":null}},{"id":"6dff78657454df6c","parameter":"Xylenes (total)","value":"12,000","value_num":12000,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"regional","parameter_key":"cas:1330-20-7","place":["US-NJ"],"conditions":["a site whose anticipated use is residential","a site under remediation in New Jersey (N.J.A.C. 7:26D; 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For determining compliance with treatment standards for underlying hazardous constituents as defined in § 268.2(i), these treatment standards may not be exceeded. Compliance with these treatment standards is measured by an analysis of grab samples, unless otherwise noted in the following Table UTS."],"cite":{"instrument":"us_40cfr268_48","title":"40 CFR 268.48 — Universal treatment standards: Table UTS, wastewater and nonwastewater treatment standards for the hazardous constituents of land-disposal-restricted wastes","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"eCFR, 40 CFR 268.48 as of 2026-10-13 (title 40 up to date as of that day; source note: 59 FR 48103, Sept. 19, 1994, as last amended at 76 FR 34156, June 13, 2011)","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-13/title-40.xml?part=268&section=268.48","source_sha256":"70b2e58a6b1e228e2c204acc69b69fab0d5a0347e35d569959073c3dc3ee4adb","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 268.48, Table UTS, Organic Constituents, wastewater standard","page":null,"quote":"Xylenes-mixed isomers (sum of o-, m-, and p-xylene concentrations) 1330-20-7 0.32 30"}},{"id":"2fb3e8c31be8c218","parameter":"Xylenes-mixed isomers (sum of o-, m-, and p-xylene concentrations)","value":"30","value_num":30,"unit":"mg/kg","statistic":"instant","direction":"max","kind":"limit","medium":"product","level":"national","parameter_key":"cas:1330-20-7","place":["US"],"conditions":["(a) Table UTS identifies the hazardous constituents, along with the nonwastewater and wastewater treatment standard levels, that are used to regulate most prohibited hazardous wastes with numerical limits. For determining compliance with treatment standards for underlying hazardous constituents as defined in § 268.2(i), these treatment standards may not be exceeded. Compliance with these treatment standards is measured by an analysis of grab samples, unless otherwise noted in the following Table UTS."],"cite":{"instrument":"us_40cfr268_48","title":"40 CFR 268.48 — Universal treatment standards: Table UTS, wastewater and nonwastewater treatment standards for the hazardous constituents of land-disposal-restricted wastes","issuer":"U.S. Environmental Protection Agency (EPA)","edition":"eCFR, 40 CFR 268.48 as of 2026-10-13 (title 40 up to date as of that day; source note: 59 FR 48103, Sept. 19, 1994, as last amended at 76 FR 34156, June 13, 2011)","source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-10-13/title-40.xml?part=268&section=268.48","source_sha256":"70b2e58a6b1e228e2c204acc69b69fab0d5a0347e35d569959073c3dc3ee4adb","fetched_at":"2026-10-15","source_status":{"checked":"2026-10-15","status":"not verified"},"section":"40 CFR 268.48, Table UTS, Organic Constituents, nonwastewater standard","page":null,"quote":"Xylenes-mixed isomers (sum 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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":"0f1591032ef6fac3","parameter":"Xylenes","value":"2500","value_num":2500,"unit":"mg/kg","direction":"max","kind":"guideline","medium":"soil","level":"national","parameter_key":"cas:1330-20-7","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 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