Clean Water Act discharge permit · NPDES MN0021784
PINE CITY WWTP, Pine City, MN: NPDES MN0021784 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
PINE CITY WWTP, held by PINE CITY, holds NPDES permit MN0021784, which discharges to Snake R. EPA’s file records it issued February 19, 2013 and expiring January 31, 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 | PINE CITY WWTP |
|---|---|
| Permittee as filed | PINE CITY |
| NPDES ID | MN0021784 |
| 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 | February 19, 2013 |
| Expiration date | January 31, 2018 |
| Address | Pine City, MN 55063 |
| Receiving water | SNAKE R |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Snake River (HUC 070300040804) |
| 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
- 11Pollutants on file
- 0Under a numeric limit
- 11With 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 |
|---|---|---|---|---|---|
| pH | 0 | 12 | 8 | May 31, 2026 | |
| BOD, carbonaceous [5 day, 20 C] | 0 | 22 | 2 | April 30, 1995 | 104% over the limit |
| Coliform, fecal MPN + membrane ftl 44.5 C | 0 | 4 | 1 | October 31, 2022 | 14% over the limit |
| Flow, in conduit or thru treatment plant | 0 | 43 | 0 | ||
| Solids, total suspended | 0 | 11 | 0 | ||
| Nitrogen, total [as N] | 0 | 9 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 0 | 7 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 6 | 0 | ||
| Chlorine, total residual | 0 | 6 | 0 | ||
| Oxygen, dissolved [DO] | 0 | 2 | 0 | ||
| Phosphorus, total [as P] | 0 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MN0021784.
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 MN0021784 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.