Clean Water Act discharge permit · NPDES NDG120931

TOLNA CITY OF, Tolna, ND: NPDES NDG120931 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
9Pollutants under a numeric limit
1Pollutants with an effluent exceedance

TOLNA CITY OF, held by Tolna City Of, holds NPDES permit NDG120931, which discharges to Middle Sheyenne. 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	TOLNA CITY OF
Permittee as filed	Tolna City Of
NPDES ID	NDG120931
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	Tolna, ND 58380
Receiving water	Middle Sheyenne
Subwatershed	Tolna Coulee (HUC 090202030203)
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
1With 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
pH	4	46	2	September 30, 2017
Nitrogen, ammonia total [as N]	5	35	0
Stream flow, instantaneous	3	29	0
BOD, 5-day, 20 deg. C	3	28	0
Solids, total suspended	3	28	0
E. coli	3	28	0
Temperature, water deg. centigrade	2	22	0
Oil & Grease	0	12	0
Flow, total	1	11	0
Flow, in conduit or thru treatment plant	2	4	0
Oil and grease visual	0	4	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 NDG120931.

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 NDG120931 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 NDG120931 for TOLNA CITY OF in Tolna, ND, a minor discharger that is administratively continued and discharges to Middle Sheyenne. The page lists one pollutant under a numeric limit and one pollutant with an effluent exceedance, with the permit's issue date of March 17, 2014 and expiration date of September 30, 2023.