Clean Water Act discharge permit · NPDES WI0020419

BELMONT WASTEWATER TREATMENT FACILITY, Belmont, WI: NPDES WI0020419 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
8Pollutants under a numeric limit
5Pollutants with an effluent exceedance

BELMONT WASTEWATER TREATMENT FACILITY, held by VILLAGE OF BELMONT, holds NPDES permit WI0020419, which discharges to Pecatonica R Bon. EPA’s file records it issued March 19, 2014 and expiring March 31, 2019. 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	BELMONT WASTEWATER TREATMENT FACILITY
Permittee as filed	VILLAGE OF BELMONT
NPDES ID	WI0020419
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	March 19, 2014
Expiration date	March 31, 2019
Address	Belmont, WI 53510
Receiving water	PECATONICA R BON
Subwatershed	Bonner Branch (HUC 070900030301)
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
8Under a numeric limit
10With 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]	0	76	14	July 31, 2025	156% over the limit
Solids, total suspended	2	74	7	August 31, 2022	100% over the limit
Phosphorus, total [as P]	3	83	6	June 30, 2018	50% over the limit
pH	2	37	3	March 31, 1991
Chlorine, total residual	0	1	1	August 31, 1990	20% over the limit
Flow, in conduit or thru treatment plant	4	68	0
BOD, 5-day, 20 deg. C	2	67	0
Coliform, fecal general	0	44	0
Oxygen, dissolved [DO]	1	17	0
Chloride [as Cl]	1	1	0
Temperature, water deg. fahrenheit	1	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

4Single-event violations

Date	What EPA recorded	Agency
February 1, 2024	Permit Violations - Violation Specified in Comment	ST6
November 29, 2023	Effluent Violations - Failed Toxicity Test	ST6
July 6, 2023	Reporting Violations - Failure to submit required report (non-DMR non-pretreatment)	ST6
February 14, 2023	Effluent Violations - Failed Toxicity Test	ST6

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 WI0020419 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 WI0020419 for the Belmont Wastewater Treatment Facility in Belmont, WI, held by the Village of Belmont and discharging to Pecatonica R Bon in the Bonner Branch subwatershed (HUC 070900030301). The permit is listed as administratively continued, with 5 pollutants under a numeric limit and 5 pollutants with an effluent exceedance. The permit was issued March 19, 2014 and expired March 31, 2019, and the status reflects EPA's file as of October 14, 2026.