{"permit":"NM0030490","name":"DONA ANA COUNTY (SOUTH CENTRAL REGIONAL WWTP)","state":"NM","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/NM0030490"},"about":[{"label":"What it is","text":"Sewage treatment plant · rated a major discharger by EPA"},{"label":"Where","text":"La Mesa, New Mexico","href":"https://www.openstreetmap.org/?mlat=32.089472&mlon=-106.660028#map=14/32.089472/-106.660028"},{"label":"Last 12 months","text":"Over a limit 3 times, last in July 2026 (E. coli; Boron, dissolved [as B]). 16 of 27 reports filed late"},{"label":"Permit","text":"In force until May 31, 2030"}],"renewal_due":null,"renewal_check":null,"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-09-30","over":3,"over_by":[["E. coli",2],["Boron, dissolved [as B]",1]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Boron, dissolved [as B]","times":1,"find_limits":{"parameter":"boron","place":"US-NM","medium":"surface_water"},"get":"https://passage-data.com/api/v1/limits?parameter=boron&place=US-NM&medium=surface_water"}],"upcoming":[{"parameter":"Cyanide, total [as CN]","outfall":"001","limit":0.046,"unit":"lb/d","statistic":"30-day average","statistic_code":"3C","begin":"2028-06-01","kind":"new","now":{"median":0.0096,"n":12},"times_limit":0.209},{"parameter":"Cyanide, total [as CN]","outfall":"001","limit":5.2,"unit":"ug/L","statistic":"30-day average","statistic_code":"3C","begin":"2028-06-01","kind":"new","now":{"median":2.825,"n":12},"times_limit":0.543},{"parameter":"Cyanide, total [as CN]","outfall":"001","limit":0.046,"unit":"lb/d","statistic":"7-day average","statistic_code":"7A","begin":"2028-06-01","kind":"new","now":{"median":0.01785,"n":12},"times_limit":0.388},{"parameter":"Cyanide, total [as CN]","outfall":"001","limit":5.2,"unit":"ug/L","statistic":"daily maximum","statistic_code":"DD","begin":"2028-06-01","kind":"new","now":{"median":5.4,"n":12},"times_limit":1.04}],"limits":[{"outfall":"001","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"daily minimum","qualifier":">=","value":"5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TREATED MUNICIPAL WASTEWATER"},{"outfall":"001","parameter":"Oxygen, dissolved [DO]","parameter_code":"00300","statistic":"monthly average minimum","qualifier":">=","value":"5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TREATED MUNICIPAL WASTEWATER"},{"outfall":"001","parameter":"BOD, 5-day, 20 deg. 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