Clean Water Act discharge permit · NPDES NDG122209

GARRISON CITY OF, Garrison, ND: NPDES NDG122209 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
4Pollutants with an effluent exceedance

GARRISON CITY OF, held by Garrison City Of, holds NPDES permit NDG122209, which discharges to Lake Sakakawea. EPA’s file records it issued March 17, 2014 and expiring September 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	GARRISON CITY OF
Permittee as filed	Garrison City Of
NPDES ID	NDG122209
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	March 17, 2014
Expiration date	September 30, 2023
Issuing agency	North Dakota Department of Environmental Quality
Address	Garrison, ND 58540
Receiving water	Lake Sakakawea
Subwatershed	Garrison Creek (HUC 101101013701)
NAICS	221320 – Sewage Treatment Facilities
SIC	4952 – Sewerage Systems

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

11Pollutants on file
9Under a numeric limit
11With a violation of any kind
4With 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
Solids, total suspended	3	13	4	September 30, 2024	57% over the limit
pH	4	19	1	September 30, 2017
BOD, 5-day, 20 deg. C	3	9	1	September 30, 2024	36% over the limit
E. coli	3	9	1	March 31, 2018	12% over the limit
Stream flow, instantaneous	3	14	0
Temperature, water deg. centigrade	2	10	0
Nitrogen, ammonia total [as N]	5	9	0
Flow, total	1	4	0
Oil & Grease	0	3	0
Flow, in conduit or thru treatment plant	2	2	0
Oil and grease visual	0	2	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 NDG122209.

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, NDG122209.

Start the watch

How we handle your data → Privacy

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 NDG122209 there.

Nearby on the register

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

This public-records page covers the Clean Water Act discharge permit NPDES NDG122209, held by GARRISON CITY OF in Garrison, ND, which discharges to Lake Sakakawea, with the permit listed as administratively continued. The page lists a discharger class of 9, 4 pollutants under a numeric limit, and 4 pollutants with an effluent exceedance.