{"permit":"NN0020281","name":"NAVAJO TRIBAL UTILITY AUTHORITY","state":"NN","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/NN0020281"},"about":[{"label":"What it is","text":"Sewage treatment plant"},{"label":"Where","text":"Kayenta, NN","href":"https://www.openstreetmap.org/?mlat=36.733111&mlon=-110.230611#map=14/36.733111/-110.230611"},{"label":"Last 12 months","text":"Over a limit 27 times, last in December 2025 (BOD, 5-day, 20 deg. C; E. coli; Chronic Mthd Sublethal Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubia). 18 required values not reported. 5 of 27 reports filed late"},{"label":"Permit","text":"In force until Jan 31, 2029"}],"renewal_due":null,"renewal_check":null,"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-08-31","over":27,"over_by":[["BOD, 5-day, 20 deg. 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