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Clean Water Act discharge permit · NPDES KS0079804

OTTAWA MUNICIPAL WATER & LIGHT (WASTEWATER), Ottawa, KS: NPDES KS0079804 discharge permit, effluent exceedances, inspections, penalties

OTTAWA MUNICIPAL WATER & LIGHT (WASTEWATER), held by OTTAWA MUNI. POWER PLANT, holds NPDES permit KS0079804, which discharges to Marais Des Cygnes R (1029010112). EPA’s file records it issued October 1, 2020 and expiring December 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedOTTAWA MUNICIPAL WATER & LIGHT (WASTEWATER)
Permittee as filedOTTAWA MUNI. POWER PLANT
NPDES IDKS0079804
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedOctober 1, 2020
Expiration dateDecember 31, 2024
Issuing agencyKansas Department of Health and Environment (KDHE)
AddressOttawa, KS 66067
Receiving waterMarais Des Cygnes R (1029010112)
SubwatershedMud Creek-Marais Des Cygnes River (HUC 102901010406)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Oxidants, free available499March 31, 201634,900% over the limit
Solids, total suspended420
Oil & Grease420
Phosphorus, total [as P]020
Flow, in conduit or thru treatment plant410
pH400
LC50 Static 48Hr Acute Ceriodaphnia dubia400
LC50 Static 48Hr Acute Pimephales promelas400
Temperature, water deg. fahrenheit200
Priority Pollutants200

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES KS0079804.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, KS0079804.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID KS0079804 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.