{"query":{"parameter":"2 methyl 4 chlorophenol","place":"US-SC","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-SC","US"],"parameter_keys":["name:2-methyl-4-chlorophenol"],"names_matched":[["2 methyl 4 chlorophenol","name:2-methyl-4-chlorophenol"]],"match":"exact","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":1,"offset":0,"returned":1,"next_offset":null,"rows":[{"id":"0e75af82f343556e","parameter":"2-Methyl-4-Chlorophenol","value":"1,800","value_num":1800,"unit":"µg/L","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"name:2-methyl-4-chlorophenol","place":["US-SC"],"conditions":["organoleptic effect criterion (taste and odor), all waters (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","source_status":{"checked":"2026-10-15","status":"unchanged"},"section":"S.C. Code Regs. 61-68 Appendix (organoleptic effects)","page":58,"quote":null}}],"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-SC"},"needs":{"rows":"Your user's measured results, as their table prints them: [{parameter: \"2 methyl 4 chlorophenol\", 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-SC"},"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"}]}