Clean Water Act discharge permit · NPDES WI0020109
RICHLAND CENTER WASTEWATER TREATMENT FAC, Richland Center, WI: NPDES WI0020109 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 8Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
RICHLAND CENTER WASTEWATER TREATMENT FAC, held by RICHLAND CENTER WASTEWATER TRE, holds NPDES permit WI0020109, which discharges to Pine R. EPA’s file records it issued March 11, 2005 and expiring March 31, 2010. 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 | RICHLAND CENTER WASTEWATER TREATMENT FAC |
|---|---|
| Permittee as filed | RICHLAND CENTER WASTEWATER TRE |
| NPDES ID | WI0020109 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | March 11, 2005 |
| Expiration date | March 31, 2010 |
| Address | Richland Center, WI 53581 |
| Receiving water | PINE R |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Brush Creek-Pine River (HUC 070700051107) |
| Program components on file | Biosolids, POTW |
| 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
- 8Pollutants on file
- 8Under 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] | 2 | 71 | 67 | April 30, 2025 | 664% over the limit |
| Solids, total suspended | 6 | 76 | 54 | April 30, 2025 | 1,570% over the limit |
| BOD, 5-day, 20 deg. C | 6 | 71 | 49 | April 30, 2025 | 514% over the limit |
| Nitrogen, ammonia total [as N] | 3 | 51 | 49 | April 30, 2025 | 285% over the limit |
| Coliform, fecal general | 2 | 8 | 1 | September 30, 2011 | 215% over the limit |
| Mercury, total recoverable | 4 | 16 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 16 | 0 | ||
| pH | 2 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 3, 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.
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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 WI0020109 there.
Nearby on the register
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- Every permit record in Richland Center, 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.