Clean Water Act discharge permit · NPDES MN0020656
BABBITT WWTP, Babbitt, MN: NPDES MN0020656 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 26Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
BABBITT WWTP, held by Babbitt city of, holds NPDES permit MN0020656. EPA’s file records it issued June 1, 2020 and expiring May 31, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | BABBITT WWTP |
|---|---|
| Permittee as filed | Babbitt city of |
| NPDES ID | MN0020656 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | June 1, 2020 |
| Expiration date | May 31, 2025 |
| Issuing agency | STA |
| Address | Babbitt, MN 55706 |
| Subwatershed | Headwaters Embarrass River (HUC 040102010301) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 26Pollutants on file
- 26Under a numeric limit
- 15With 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 |
|---|---|---|---|---|---|
| Phosphorus, total [as P] | 3 | 2 | 1 | January 31, 2026 | 10% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 6 | 1 | 1 | December 31, 2022 | 45% over the limit |
| Flow, in conduit or thru treatment plant | 3 | 30 | 0 | ||
| Nitrogen, total [as N] | 2 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 2 | 0 | ||
| Bicarbonate ion- [as HCO3] | 1 | 2 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 1 | 0 | ||
| Calcium, total [as Ca] | 1 | 1 | 0 | ||
| Magnesium, total [as Mg] | 1 | 1 | 0 | ||
| Sodium, total [as Na] | 1 | 1 | 0 | ||
| Potassium, total [as K] | 1 | 1 | 0 | ||
| Chloride [as Cl] | 1 | 1 | 0 | ||
| Sulfate, total [as SO4] | 1 | 1 | 0 | ||
| Hardness, Ca Mg Calculated [mg/L as CaCO3] | 1 | 1 | 0 | ||
| Solids, total dissolved | 1 | 1 | 0 | ||
| Solids, total suspended | 8 | 0 | 0 | ||
| pH | 4 | 0 | 0 | ||
| Mercury, total [as Hg] | 3 | 0 | 0 | ||
| Mercury, dissolved [as Hg] | 2 | 0 | 0 | ||
| Precipitation, total defined period/in | 1 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 0 | 0 | ||
| Coliform, fecal MPN + membrane ftl 44.5 C | 1 | 0 | 0 | ||
| Chlorine, total residual | 1 | 0 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 0 | 0 | ||
| Solids, suspended percent removal | 1 | 0 | 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 |
|---|---|---|
| January 9, 2025 | Biosolids - Land Application: Pollutant Limit Ceiling Violation | 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 MN0020656 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.