Clean Water Act discharge permit · NPDES WI0020303
HUSTISFORD WWTF, Hustiford, WI: NPDES WI0020303 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
HUSTISFORD WWTF, held by HUSTISFORD WASTEWATER TREATMEN, holds NPDES permit WI0020303, which discharges to Rock R. EPA’s file records it issued June 28, 2013 and expiring June 30, 2018. 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 | HUSTISFORD WWTF |
|---|---|
| Permittee as filed | HUSTISFORD WASTEWATER TREATMEN |
| NPDES ID | WI0020303 |
| 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 | June 28, 2013 |
| Expiration date | June 30, 2018 |
| Address | Hustiford, WI 53034 |
| Receiving water | ROCK R |
| Subwatershed | Sinnissippi Lake-Rock River (HUC 070900010403) |
| 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
- 8Under a numeric limit
- 9With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 2 | 63 | 1 | October 31, 2019 | 61% over the limit |
| Nitrogen, ammonia total [as N] | 1 | 37 | 1 | April 30, 2024 | 99,999% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 64 | 0 | ||
| Phosphorus, total [as P] | 3 | 38 | 0 | ||
| BOD, 5-day, 20 deg. C | 4 | 32 | 0 | ||
| pH | 2 | 32 | 0 | ||
| Chloride [as Cl] | 3 | 20 | 0 | ||
| Coliform, fecal general | 0 | 18 | 0 | ||
| Temperature, water deg. fahrenheit | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 4, 2024 | 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
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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 WI0020303 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.