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NPDES NDG321521 · Clean Water Act

LEONARD CITY OF, Leonard, ND: NPDES NDG321521 discharge permit, effluent exceedances, inspections, penalties

LEONARD CITY OF, Leonard, North Dakota: General permit coverage NDG321521, held by Leonard City Of; Publicly owned treatment works; Effective; issued September 27, 2019, term to September 30, 2024, by North Dakota Department of Environmental Quality; discharges to Maple; Sewage Treatment Facilities.

  • BOD, 5-day, 20 deg. C: 3 limits, 9 violations of any kind.
  • Solids, total suspended: 3 limits, 9 violations of any kind.
  • pH: 2 limits, 6 violations of any kind.
  • Flow, total: 1 limit, 3 violations of any kind.
  • June 1, 2026: Letter of Violation/ Warning Letter (State).

North Dakota holds 305 Publicly owned treatment works coverages of this permit type in EPA’s file; 119 were issued before NDG321521.

Coverages issued nearest NDG321521

LEONARD CITY OF among its neighbors

2 discharge permits are in the City of Leonard-Maple River subwatershed (HUC 090202050408); NDG321521 is one. Its county: 482, 2 major; NDG321521 is minor permit.

Other permits in the City of Leonard-Maple River subwatershed (HUC 090202050408)

Identity

FacilityLEONARD CITY OF
PermitteeLeonard City Of
NPDES IDNDG321521
StatusEffective
TypeGeneral permit coverage
ClassMinor
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedSeptember 27, 2019
ExpiresSeptember 30, 2024
AgencyNorth Dakota Department of Environmental Quality
AddressLeonard, ND 58052
Receiving waterMaple
SubwatershedCity of Leonard-Maple River (HUC 090202050408)
NAICS221320 – Sewage Treatment Facilities
SIC4952 – Sewerage Systems

NPDES NDG321521: effluent limits and exceedances

LEONARD CITY OF (NPDES NDG321521): 4 pollutants on file, 4 limited; 4 with a violation of any kind, 0 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
BOD, 5-day, 20 deg. C390
Solids, total suspended390
pH260
Flow, total130

NPDES NDG321521: inspections, violations and enforcement

NPDES NDG321521: 1 informal enforcement action

DateWhat EPA recordedAgency
June 1, 2026Letter of Violation/ Warning LetterState

NPDES NDG321521 (LEONARD CITY OF): no single-event violation, inspection and formal enforcement action on file.

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Permits near NPDES NDG321521

NPDES NDG321521: 4 pollutant rows, 1 dated events; ICIS-NPDES download, loaded October 14, 2026.