Clean Water Act discharge permit · NPDES WI0025585
SULLIVAN WWTF, Sullivan, WI: NPDES WI0025585 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
SULLIVAN WWTF, held by SULLIVAN WASTEWATER TREATMENT, holds NPDES permit WI0025585, which discharges to Duck Cr Via Ditc. EPA’s file records it issued December 11, 2006 and expiring December 31, 2011. 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 | SULLIVAN WWTF |
|---|---|
| Permittee as filed | SULLIVAN WASTEWATER TREATMENT |
| NPDES ID | WI0025585 |
| 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 | December 11, 2006 |
| Expiration date | December 31, 2011 |
| Address | Sullivan, WI 53178 |
| Receiving water | DUCK CR VIA DITC |
| Subwatershed | Duck Creek (HUC 070900020304) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 0Under a numeric limit
- 8With 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 | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 0 | 207 | 7 | March 31, 2022 | 50% over the limit |
| Nitrogen, ammonia total [as N] | 0 | 102 | 4 | May 31, 1992 | 167% over the limit |
| Oxygen, dissolved [DO] | 0 | 53 | 2 | February 29, 1992 | 58% over the limit |
| Phosphorus, total [as P] | 0 | 151 | 1 | February 28, 2022 | 0% over the limit |
| Chloride [as Cl] | 0 | 151 | 1 | March 31, 2022 | 2% over the limit |
| pH | 0 | 101 | 1 | October 31, 1993 | |
| Solids, total suspended | 0 | 300 | 0 | ||
| Flow, in conduit or thru treatment plant | 0 | 100 | 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 WI0025585.
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 WI0025585 there.
Nearby on the register
- Discharge permits in Sullivan
- Every permit record in Sullivan, A to Z
- Discharge permits in Wisconsin
- Every permit record in Wisconsin, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.