{"permit":"ND0023868","name":"United States Space Force - Cavalier SFS","state":"ND","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/ND0023868"},"about":[{"label":"What it is","text":"Federal facility · Sewerage Systems (EPA's industry listing)"},{"label":"Where","text":"Cavalier Sfs, North Dakota","href":"https://www.openstreetmap.org/?mlat=48.72441&mlon=-97.90273#map=14/48.72441/-97.90273"},{"label":"Last 12 months","text":"Over a limit once, last in December 2025 (Solids, total suspended). 3 required values not reported. 1 of 2 reports filed late"},{"label":"Permit","text":"In force until Jun 30, 2031"}],"renewal_due":null,"renewal_check":null,"sector":{"state":"ND","sic":"4952","permits":37,"list":"https://passage-data.com/api/v1/permits?state=ND&sic=4952"},"limits_from_version":null,"record":{"last_filed":"2026-06-30","over":1,"over_by":[["Solids, total suspended",1]],"window":["2025-10-01","2026-09-30"]},"over_limits":[{"parameter":"Solids, total suspended","times":1,"find_limits":{"parameter":"total suspended solids","place":"US-ND","medium":"water_discharge"},"get":"https://passage-data.com/api/v1/limits?parameter=total+suspended+solids&place=US-ND&medium=water_discharge"}],"limits":[{"outfall":"004","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"daily minimum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"004A"},{"outfall":"004","parameter":"BOD, 5-day, 20 deg. C","parameter_code":"00310","statistic":"monthly average","qualifier":"<=","value":"25","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"004A"},{"outfall":"004","parameter":"BOD, 5-day, 20 deg. 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