Clean Water Act discharge permit · NPDES WI0029581
LA CROSSE CITY, La Crosse, WI: NPDES WI0029581 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 16Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
LA CROSSE CITY, held by La Crosse, City of, holds NPDES permit WI0029581, which discharges to Mississippi R. EPA’s file records it issued December 1, 2009 and expiring December 31, 2014. 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 | LA CROSSE CITY |
|---|---|
| Permittee as filed | La Crosse, City of |
| NPDES ID | WI0029581 |
| 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 | December 1, 2009 |
| Expiration date | December 31, 2014 |
| Address | La Crosse, WI 54601 |
| Receiving water | MISSISSIPPI R |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | City of La Crosse-Mississippi River (HUC 070400060502) |
| Program components on file | Biosolids, POTW, Pretreatment |
| 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
- 16Pollutants on file
- 16Under a numeric limit
- 16With 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 |
|---|---|---|---|---|---|
| Phosphorus, total [as P] | 2 | 8 | 7 | July 31, 2023 | 132% over the limit |
| Coliform, fecal general | 1 | 25 | 3 | September 30, 2010 | 309% over the limit |
| pH | 2 | 5 | 3 | February 28, 2014 | |
| Mercury, total recoverable | 2 | 13 | 2 | February 28, 2022 | 14% over the limit |
| BOD, carbonaceous [5 day, 5 C] | 3 | 4 | 2 | September 30, 2010 | 203% over the limit |
| Solids, total suspended | 5 | 17 | 1 | September 30, 2010 | 78% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 16 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 14 | 0 | ||
| Cyanide, total [as CN] | 2 | 8 | 0 | ||
| Nickel, total recoverable | 2 | 8 | 0 | ||
| Zinc, total recoverable | 2 | 8 | 0 | ||
| Cadmium, total recoverable | 2 | 8 | 0 | ||
| Lead, total recoverable | 2 | 8 | 0 | ||
| Chromium, total recoverable | 2 | 8 | 0 | ||
| Copper, total recoverable | 2 | 8 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 1 | 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
- 11Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 26, 2023 | WW SSO - Discharge to Waters | ST6 |
| June 2, 2022 | WW SSO - Discharge to Waters | ST6 |
| May 8, 2021 | WW SSO - Discharge to Waters | ST6 |
| April 6, 2021 | WW SSO - Discharge to Waters | ST6 |
| January 2, 2021 | WW SSO - Discharge to Waters | ST6 |
| March 15, 2020 | WW SSO - Discharge to Waters | ST6 |
| June 14, 2019 | WW SSO - Discharge to Waters | ST6 |
| June 13, 2019 | WW SSO - Discharge to Waters | ST6 |
| April 8, 2019 | WW SSO - Discharge to Waters | ST6 |
| March 14, 2019 | WW SSO - Discharge to Waters | ST6 |
| July 20, 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 WI0029581 there.
Nearby on the register
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- Every permit record in La Crosse, 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.