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Clean Water Act discharge permit · NPDES MNG585059

ECHO WWTP, Echo, MN: NPDES MNG585059 discharge permit, effluent exceedances, inspections, penalties

ECHO WWTP, held by Echo city of, holds NPDES permit MNG585059. EPA’s file records it issued March 1, 2021 and expiring November 30, 2023.

ECHO WWTP, Echo, Minnesota: Coverage under a general permit MNG585059, held by Echo city of; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued March 1, 2021, term to November 30, 2023, by STA.

  • pH: 3 limits, 4 violations of any kind, 2 effluent exceedances, latest June 30, 2022.
  • Nitrogen, total [as N]: 2 limits, 3 violations of any kind, 0 effluent exceedances.
  • Nitrogen, Kjeldahl, total [as N]: 2 limits, 3 violations of any kind, 0 effluent exceedances.
  • Flow, in conduit or thru treatment plant: 9 limits, 2 violations of any kind, 0 effluent exceedances.
  • Solids, total suspended: 5 limits, 2 violations of any kind, 0 effluent exceedances.
  • BOD, carbonaceous [5 day, 20 C]: 5 limits, 2 violations of any kind, 0 effluent exceedances.
  • Phosphorus, total [as P]: 4 limits, 2 violations of any kind, 0 effluent exceedances.
  • Nitrite + Nitrate total [as N]: 2 limits, 2 violations of any kind, 0 effluent exceedances.
  • Sulfate, total [as SO4]: 0 limits, 1 violation of any kind, 0 effluent exceedances.
  • Precipitation, total defined period/in: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Oxygen, dissolved [DO]: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • Coliform, fecal MPN + membrane ftl 44.5 C: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • October 21, 2026: Evaluation (S).

Minnesota holds 240 Publicly owned treatment works coverages of this permit type in EPA’s file; 171 were issued before MNG585059.

Coverages issued nearest MNG585059

  • December 1, 2020: OSLO WWTP, Oslo, MNG585379, held by Oslo city of
  • December 1, 2020: WALTHAM WWTP, Waltham, MNG585380, held by Waltham city of
  • January 1, 2021: MCKINLEY WWTP, Mckinley, MNG585367, held by McKinley city of
  • March 1, 2021: CHOKIO WWTP, Chokio, MNG585007, held by Chokio city of
  • March 1, 2021: FREEBORN WWTP, Freeborn, MNG585018, held by Freeborn city of
  • March 1, 2021: ROLLINGSTONE WWTP, Rollingstone, MNG585078, held by Rollingstone city of
  • March 1, 2021: BARNUM WWTP, Barnum, MNG585142, held by Barnum city of
  • March 1, 2021: HERMAN WWTP, Herman, MNG585177, held by Herman city of
  • March 1, 2021: DEER CREEK WWTP, Deer Creek, MNG585180, held by Deer Creek city of
  • August 1, 2021: CLARISSA WWTP, Clarissa, MNG585008, held by Clarissa city of

ECHO WWTP among its neighbors

EPA’s permit file holds 1 discharge permits in the Boiling Spring Creek subwatershed (HUC 070200041006), MNG585059 among them. Its county holds 25, 0 of them major permits; MNG585059 is a minor permit.

Identity

Facility as filedECHO WWTP
Permittee as filedEcho city of
NPDES IDMNG585059
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedMarch 1, 2021
Expiration dateNovember 30, 2023
Issuing agencySTA
AddressEcho, MN 56237
SubwatershedBoiling Spring Creek (HUC 070200041006)

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH342June 30, 2022
Nitrogen, total [as N]230
Nitrogen, Kjeldahl, total [as N]230
Flow, in conduit or thru treatment plant920
Solids, total suspended520
BOD, carbonaceous [5 day, 20 C]520
Phosphorus, total [as P]420
Nitrite + Nitrate total [as N]220
Sulfate, total [as SO4]010
Precipitation, total defined period/in100
Oxygen, dissolved [DO]100
Coliform, fecal MPN + membrane ftl 44.5 C100

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MNG585059.

Inspections

DateWhat EPA recordedAgency
October 21, 2026EvaluationS

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES MNG585059.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers NPDES permit MNG585059 for the ECHO WWTP in Echo, MN, held by Echo city of and administratively continued after its November 30, 2023 expiration date. The permit file lists 12 pollutants on file, 11 under a numeric limit, 9 with a violation of any kind, and 1 with an effluent exceedance.