Clean Water Act discharge permit · NPDES WI0031445
CURTISS WASTEWATER TREATMENT FACILITY, Curtiss, WI: NPDES WI0031445 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
CURTISS WASTEWATER TREATMENT FACILITY, held by Curtiss Village, holds NPDES permit WI0031445, which discharges to Popple R Via E F. EPA’s file records it issued September 10, 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 | CURTISS WASTEWATER TREATMENT FACILITY |
|---|---|
| Permittee as filed | Curtiss Village |
| NPDES ID | WI0031445 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 10, 2013 |
| Expiration date | September 30, 2018 |
| Address | Curtiss, WI 54422 |
| Receiving water | POPPLE R VIA E F |
| Subwatershed | South Fork of the Popple River (HUC 070400070202) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 8With a violation of any kind
- 4With 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 | 6 | 140 | 26 | February 29, 2024 | 445% over the limit |
| BOD, 5-day, 20 deg. C | 6 | 127 | 17 | February 29, 2024 | 99,999% over the limit |
| Chloride [as Cl] | 1 | 54 | 5 | February 28, 2021 | 94% over the limit |
| Phosphorus, total [as P] | 3 | 19 | 3 | August 31, 2025 | 231% over the limit |
| Flow, in conduit or thru treatment plant | 6 | 60 | 0 | ||
| pH | 3 | 30 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 15 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 14 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 6, 2023 | WW SSO - Discharge to Waters | ST6 |
| July 21, 2022 | WW SSO - Discharge to Waters | ST6 |
| April 18, 2022 | 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 WI0031445 there.
Nearby on the register
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- Every permit record in Curtiss, 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.