Clean Water Act discharge permit · NPDES WI0021512

ARLINGTON WASTEWATER TREATMENT FACILITY, Arlington, WI: NPDES WI0021512 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
6Pollutants with an effluent exceedance

ARLINGTON WASTEWATER TREATMENT FACILITY, held by ARLINGTON WASTEWATER TREATMENT, holds NPDES permit WI0021512, which discharges to L Goose Lake Via. EPA’s file records it issued September 29, 2005 and expiring September 30, 2010. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	ARLINGTON WASTEWATER TREATMENT FACILITY
Permittee as filed	ARLINGTON WASTEWATER TREATMENT
NPDES ID	WI0021512
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	September 29, 2005
Expiration date	September 30, 2010
Address	Arlington, WI 53911
Receiving water	L GOOSE LAKE VIA
Subwatershed	Goose Lake-Yahara River (HUC 070900020501)

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

Effluent limits and exceedances

7Pollutants on file
0Under a numeric limit
7With a violation of any kind
6With 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	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
BOD, 5-day, 20 deg. C	93	13	January 31, 2026	115% over the limit
Nitrogen, ammonia total [as N]	49	9	February 28, 2026	108% over the limit
Oxygen, dissolved [DO]	30	9	September 30, 1992	35% over the limit
Solids, total suspended	88	8	April 30, 1994	290% over the limit
Chloride [as Cl]	73	7	November 30, 2025	25% over the limit
pH	44	2	April 30, 2021
Flow, in conduit or thru treatment plant	40	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 WI0021512.

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 WI0021512 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

This public-records page covers the Clean Water Act NPDES permit WI0021512 for the ARLINGTON WASTEWATER TREATMENT FACILITY in Arlington, WI, which is administratively continued and classed as a minor discharger, with 6 pollutants under a numeric limit and 6 pollutants with an effluent exceedance. The permit, held by ARLINGTON WASTEWATER TREATMENT, discharges to L GOOSE LAKE VIA and lists an issue date of September 29, 2005 and an expiration date of September 30, 2010.