Clean Water Act discharge permit · NPDES NDR040017

WILLISTON CITY OF, Williston, ND: NPDES NDR040017 discharge permit, effluent exceedances, inspections, penalties

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

WILLISTON CITY OF, held by City of Williston, holds NPDES permit NDR040017. EPA’s file records it issued March 31, 2021 and expiring March 31, 2026. 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.

What the register holds for WILLISTON CITY OF: its NPDES ID, its permit type and status, its dates, its address in Williston, North Dakota. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES NDR040017.

Identity

Facility as filed	WILLISTON CITY OF
Permittee as filed	City of Williston
NPDES ID	NDR040017
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	Not a publicly owned treatment works
Issued	March 31, 2021
Expiration date	March 31, 2026
Issuing agency	North Dakota Department of Environmental Quality
Address	Williston, ND 58802
Subwatershed	Sloulin International Airport (HUC 101101010303)
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

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES NDR040017.

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 NDR040017.

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, NDR040017.

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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 NDR040017 there.

Nearby on the register

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

The City of Williston's general permit coverage, filed as WILLISTON CITY OF (NPDES ID NDR040017), is one of 44 general permit coverages in Williams County, and 72.7% of those coverages carry an earlier issue date than this one. The permit sits among 49 NPDES permits in the Sloulin International Airport subwatershed, and 65.9% of the 44 Williams County general permit coverages have a violation on file, while this permit records no pollutants under a numeric limit and no pollutants with an effluent exceedance.