{"query":{"parameter":"cn a","place":"US-SD","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-SD","US"],"parameter_keys":["name:cn, a","name:cn,a"],"names_matched":[["cn a","name:cn, a"],["cn a","name:cn,a"]],"match":"exact","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":"647e91abb61a0cce","parameter":"CN, A","value":"5.0","value_num":5,"unit":"mg/L","statistic":"daily_max","direction":"max","kind":"limit","medium":"water_discharge","level":"national","route":"sewer","parameter_key":"name:cn, a","place":["US"],"conditions":["route is sewer","cites is 40 CFR 413","the discharge is of the Subpart A—Electroplating of Common Metals Subcategory","existing sources (PSES)","(b) For a source discharging less than 38,000 liters (10,000 gal.) per calendar day of electroplating process wastewater the following limitations shall apply:","table: Subpart 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