Clean Water Act discharge permit · NPDES WI0020346
EDGERTON WASTEWATER TREATMENT FACILITY, Edgerton, WI: NPDES WI0020346 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
EDGERTON WASTEWATER TREATMENT FACILITY, held by CITY OF EDGERTON, holds NPDES permit WI0020346, which discharges to Rock R Lower Roc. EPA’s file records it issued September 11, 2013 and expiring September 30, 2018. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | EDGERTON WASTEWATER TREATMENT FACILITY |
|---|---|
| Permittee as filed | CITY OF EDGERTON |
| NPDES ID | WI0020346 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 11, 2013 |
| Expiration date | September 30, 2018 |
| Address | Edgerton, WI 53534 |
| Receiving water | ROCK R LOWER ROC |
| Subwatershed | Saunders Creek (HUC 070900021005) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 9Pollutants on file
- 7Under a numeric limit
- 9With 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 | Largest exceedance, as filed |
|---|---|---|---|---|---|
| pH | 2 | 52 | 16 | April 30, 2026 | |
| Solids, total suspended | 2 | 84 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 60 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 60 | 0 | ||
| Coliform, fecal general | 0 | 56 | 0 | ||
| Phosphorus, total [as P] | 3 | 54 | 0 | ||
| BOD, carbonaceous [5 day, 5 C] | 2 | 12 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 10 | 0 | ||
| Chloride [as Cl] | 1 | 6 | 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 WI0020346.
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, WI0020346.
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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 WI0020346 there.
Nearby on the register
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- Every permit record in Edgerton, A to Z
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- Every permit record in Wisconsin, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.