Clean Water Act discharge permit · NPDES MN0020206
HOYT LAKES WWTP, Hoyt Lakes, MN: NPDES MN0020206 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 18Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
HOYT LAKES WWTP, held by Hoyt Lakes city of, holds NPDES permit MN0020206. EPA’s file records it issued January 1, 2021 and expiring January 31, 2021. 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 | HOYT LAKES WWTP |
|---|---|
| Permittee as filed | Hoyt Lakes city of |
| NPDES ID | MN0020206 |
| 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 | January 1, 2021 |
| Expiration date | January 31, 2021 |
| Issuing agency | STA |
| Address | Hoyt Lakes, MN 55750 |
| Subwatershed | Partridge River (HUC 040102010105) |
| 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
- 19Pollutants on file
- 18Under a numeric limit
- 11With a violation of any kind
- 7With 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 | 7 | 7 | April 30, 2023 | 67% over the limit |
| Mercury, total [as Hg] | 3 | 5 | 5 | May 31, 2024 | 56% over the limit |
| Phosphorus, total [as P] | 4 | 41 | 3 | November 30, 1991 | 6,800% over the limit |
| Coliform, fecal MPN + membrane ftl 44.5 C | 1 | 7 | 3 | May 31, 2022 | 460% over the limit |
| pH | 4 | 3 | 1 | July 31, 2026 | |
| BOD, carbonaceous [5 day, 20 C] | 7 | 1 | 1 | July 31, 2019 | 10% over the limit |
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 1 | 1 | April 30, 2023 | 13% over the limit |
| Flow, in conduit or thru treatment plant | 3 | 58 | 0 | ||
| Chlorine, total residual | 1 | 2 | 0 | ||
| Solids, total dissolved | 1 | 1 | 0 | ||
| Chlorine rate | 0 | 1 | 0 | ||
| Mercury, dissolved [as Hg] | 3 | 0 | 0 | ||
| Nitrogen, total [as N] | 2 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 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 | ||
| 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 30, 2024 | Biosolids - Land Application: Facility Failed to Keep Records for Preparers and Appliers | ST6 |
| January 30, 2024 | Biosolids - Land Application: Applied to Land at Greater than the Agronomic Rate Violation | ST6 |
| January 30, 2024 | 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.
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Nearby on the register
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- Every permit record in Hoyt Lakes, A to Z
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- Every permit record in Minnesota, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.