Clean Water Act discharge permit · NPDES NDG125500

FORT LINCOLN STATE PARK, Mandan, ND: NPDES NDG125500 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
0Pollutants with an effluent exceedance

FORT LINCOLN STATE PARK, held by Fort Lincoln State Park, holds NPDES permit NDG125500, which discharges to Upper Lake Oahe. 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	FORT LINCOLN STATE PARK
Permittee as filed	Fort Lincoln State Park
NPDES ID	NDG125500
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	Mandan, ND 58554
Receiving water	Upper Lake Oahe
Subwatershed	Cottonwood Lake (HUC 101301020201)

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

Effluent limits and exceedances

11Pollutants on file
9Under a numeric limit
11With a violation of any kind
0With 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
pH	4	44
Nitrogen, ammonia total [as N]	5	39
Stream flow, instantaneous	3	31
BOD, 5-day, 20 deg. C	3	29
Solids, total suspended	3	29
E. coli	3	26
Temperature, water deg. centigrade	2	22
Flow, total	1	11
Flow, in conduit or thru treatment plant	2	10
Oil & Grease	0	6
Oil and grease visual	0	2

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES NDG125500.

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 NDG125500.

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.

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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 NDG125500 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES NDG125500, held by Fort Lincoln State Park in Mandan, ND, which discharges to Upper Lake Oahe and is listed as administratively continued. The page lists a permit status of Minor Discharger class 9, with 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.