Clean Water Act discharge permit · NPDES WI0020443
BRILLION WASTEWATER TREATMENT, Brillion, WI: NPDES WI0020443 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
BRILLION WASTEWATER TREATMENT holds NPDES permit WI0020443, which discharges to Brillion Marsh V. EPA’s file records it issued September 30, 2010 and expiring September 30, 2015. 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 | BRILLION WASTEWATER TREATMENT |
|---|---|
| Permittee as filed | BRILLION WASTEWATER TREATMENT |
| NPDES ID | WI0020443 |
| 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 30, 2010 |
| Expiration date | September 30, 2015 |
| Address | Brillion, WI 54110 |
| Receiving water | BRILLION MARSH V |
| Subwatershed | Spring Creek (HUC 040301010302) |
| 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
- 9Pollutants on file
- 7Under a numeric limit
- 8With 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 |
|---|---|---|---|---|---|
| Phosphorus, total [as P] | 1 | 24 | 8 | October 31, 2025 | 99% over the limit |
| Nitrogen, ammonia total [as N] | 0 | 23 | 3 | August 31, 2025 | 24% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 65 | 1 | April 30, 1993 | 28% over the limit |
| pH | 2 | 33 | 1 | October 31, 2020 | |
| Chloride [as Cl] | 0 | 11 | 1 | March 31, 2019 | 2% over the limit |
| Oxygen, dissolved [DO] | 1 | 73 | 0 | ||
| Solids, total suspended | 4 | 64 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 32 | 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
- 15Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 5, 2024 | WW SSO - Discharge to Waters | ST6 |
| July 2, 2024 | WW SSO - Discharge to Waters | ST6 |
| June 22, 2024 | WW SSO - Discharge to Waters | ST6 |
| May 28, 2024 | WW SSO - Discharge to Waters | ST6 |
| May 26, 2024 | WW SSO - Discharge to Waters | ST6 |
| March 31, 2023 | WW SSO - Discharge to Waters | ST6 |
| June 14, 2022 | WW SSO - Discharge to Waters | ST6 |
| June 13, 2022 | WW SSO - Discharge to Waters | ST6 |
| December 19, 2021 | WW SSO - Discharge to Waters | ST6 |
| August 28, 2021 | WW SSO - Discharge to Waters | ST6 |
| October 23, 2020 | WW SSO - Discharge to Waters | ST6 |
| June 10, 2020 | WW SSO - Discharge to Waters | ST6 |
| October 2, 2019 | WW SSO - Discharge to Waters | ST6 |
| May 3, 2018 | WW SSO - Discharge to Waters | ST6 |
| June 22, 2017 | WW SSO - Discharge to Waters | 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
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, WI0020443.
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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 WI0020443 there.
Nearby on the register
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- Every permit record in Brillion, A to Z
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- Every permit record in Wisconsin, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.