{"query":{"parameter":"asbestos","place":"US-SC","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-SC","US"],"parameter_keys":["cas:1332-21-4","cas:17068-78-9","cas:12001-29-5","name:asbestos, fibers longer than 10 microns in length"],"names_matched":[["asbestos","cas:1332-21-4"],["anthophyllite non asbestos form","cas:17068-78-9"],["asbestos fibers 10 m million fibers l","cas:12001-29-5"],["asbestos fibers longer than 10 microns in length","name:asbestos, fibers longer than 10 microns in length"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":4,"offset":0,"returned":4,"next_offset":null,"rows":[{"id":"ccd12be8a9028e22","parameter":"Asbestos","value":"7 million fibers/L","value_num":7000000,"unit":"fibers/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:1332-21-4","place":["US-SC"],"conditions":["drinking water MCL listed in the human health column (R.61-68 Appendix)"],"cite":{"instrument":"us_sc_wqs","title":"S.C. Code Ann. Regs. 61-68 — Water Classifications and Standards, Appendix: numeric criteria for aquatic life and human health (South Carolina)","issuer":"State of South Carolina, Department of Environmental Services (formerly DHEC)","edition":"Regulation 61-68 as EPA posts it in effect for Clean Water Act purposes (2024 posting, fetched 2026-10-09)","source_url":"https://www.epa.gov/system/files/documents/2024-01/sc-wqs-water-classifications.pdf","source_sha256":"7d7669d655890fb252a6a6a221c60ee1d7b6b62fb5c20bd37e52cf5fea8fcab3","fetched_at":"2026-10-09","section":"S.C. 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