{"query":{"parameter":"aroclor 1221","place":"US-ND","medium":null,"statistic":null,"kind":null},"searched":{"places":["US-ND","US"],"parameter_keys":["cas:11104-28-2"],"names_matched":[["aroclor 1221","cas:11104-28-2"]],"match":"exact","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":7,"offset":0,"returned":7,"next_offset":null,"rows":[{"id":"98eff2acf315834b","parameter":"PCB-1221 (Arochlor 1221)","value":"0.014","value_num":0.014,"unit":"µg/L","statistic":"four_day_avg","direction":"max","kind":"guideline","medium":"surface_water","level":"regional","parameter_key":"cas:11104-28-2","place":["US-ND"],"conditions":["receiving_water is freshwater","aquatic life: classes I, IA, II and III streams, classified lakes and reservoirs"],"cite":{"instrument":"us_nd_wqs","title":"North Dakota Standards of Quality for Waters of the State (N.D. Admin. 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