Clean Water Act discharge permit · NPDES KS0096377

GARNETT- SOUTH PLANT (WWTP), Garnett, KS: NPDES KS0096377 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
14Pollutants under a numeric limit
5Pollutants with an effluent exceedance

GARNETT- SOUTH PLANT (WWTP), held by GARNETT, CITY OF, holds NPDES permit KS0096377, which discharges to Pottawatomie Cr, S Fk (1029010167). EPA’s file records it issued September 1, 2019 and expiring August 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	GARNETT- SOUTH PLANT (WWTP)
Permittee as filed	GARNETT, CITY OF
NPDES ID	KS0096377
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	September 1, 2019
Expiration date	August 31, 2024
Issuing agency	Kansas Department of Health and Environment (KDHE)
Address	Garnett, KS 66032
Receiving water	Pottawatomie Cr, S Fk (1029010167)
Subwatershed	Crystal Lake-South Fork Pottawatomie Creek (HUC 102901010601)

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

Effluent limits and exceedances

14Pollutants on file
14Under a numeric limit
5With a violation of any kind
5With an effluent exceedance

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 measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Nitrogen, ammonia total [as N]	48	34	34	July 31, 2025	2,870% over the limit
BOD, 5-day, 20 deg. C	50	14	11	January 31, 2022	380% over the limit
Solids, total suspended	6	9	9	January 31, 2022	370% over the limit
E. coli	2	5	4	June 30, 2022	530% over the limit
Oxygen, dissolved [DO]	2	1	1	August 31, 2014	1% over the limit
Phosphorus, total [as P]	6	0	0
pH	4	0	0
Nitrogen, total [as N]	4	0	0
Nitrogen, Kjeldahl, total [as N]	4	0	0
Nitrogen, Total As N	4	0	0
Phosphorus, Total As P	4	0	0
Nitrite + Nitrate total [as N]	2	0	0
Flow, in conduit or thru treatment plant	2	0	0
Flow, in conduit or thru treatment plant	2	0	0

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES KS0096377.

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

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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 KS0096377 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.