Clean Water Act discharge permit · NPDES MN0067458
LA SALLE WWTP, La Salle, MN: NPDES MN0067458 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
LA SALLE WWTP, held by LASALLE, holds NPDES permit MN0067458, which discharges to Watonwan R. EPA’s file records it issued July 31, 2012 and expiring June 30, 2017. 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 SALLE WWTP |
|---|---|
| Permittee as filed | LASALLE |
| NPDES ID | MN0067458 |
| 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 | July 31, 2012 |
| Expiration date | June 30, 2017 |
| Address | La Salle, MN 56056 |
| Receiving water | WATONWAN R |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | City of La Salle-Watonwan River (HUC 070200100602) |
| 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
- 3Pollutants on file
- 0Under a numeric limit
- 3With a violation of any kind
- 3With 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, carbonaceous [5 day, 20 C] | 0 | 2 | 2 | March 31, 2025 | 13% over the limit |
| Nitrogen, ammonia total [as N] | 0 | 1 | 1 | July 31, 2026 | 43% over the limit |
| Solids, suspended percent removal | 0 | 1 | 1 | February 28, 2026 | 13% over the limit |
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 MN0067458.
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 MN0067458 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.