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NPDES IA0027472 · Clean Water Act

CENTERVILLE CITY OF STP (EAST), Centerville, IA: NPDES IA0027472 discharge permit, effluent exceedances, inspections, penalties

CENTERVILLE CITY OF STP (EAST), Centerville, Iowa: Individual permit IA0027472, held by CITY OF CENTERVILLE; Publicly owned treatment works; Administratively continued; issued December 1, 2018, term to November 30, 2023, by STA; Sewage Treatment Facilities.

5 of the 13 pollutants listed for NPDES IA0027472 have no violation or effluent exceedance.

  • Oxygen, dissolved [DO]: 1 limit, 16 violations of any kind, 16 effluent exceedances, latest July 31, 2026, largest 70% over the limit.
  • Nitrogen, ammonia total [as N]: 48 limits, 9 violations of any kind, 9 effluent exceedances, latest June 30, 2025, largest 294% over the limit.
  • BOD, carbonaceous [5 day, 20 C]: 4 limits, 12 violations of any kind, 4 effluent exceedances, latest December 31, 2025, largest 95% over the limit.
  • Solids, total suspended: 9 limits, 11 violations of any kind, 3 effluent exceedances, latest March 31, 2020, largest 329% over the limit.
  • pH: 5 limits, 7 violations of any kind, 3 effluent exceedances, latest July 31, 2026.
  • Flow, in conduit or thru treatment plant: 0 limits, 1 violation of any kind, 1 effluent exceedance, latest September 30, 2010, largest 56% over the limit.
  • Toxicity [acute], Ceriodaphnia dubia: 1 limit, 1 violation of any kind.
  • Toxicity [acute], Pimephales promelas [Fathead Minnow]: 1 limit, 1 violation of any kind.
  • Nitrogen, total [as N]: 10 limits.
  • Phosphorus, total [as P]: 10 limits.
  • BOD, 5-day, 20 deg. C: 5 limits.
  • Nitrogen, Kjeldahl, total [as N]: 5 limits.
  • Mercury, total [as Hg]: 5 limits.

Iowa holds 734 Publicly owned treatment works coverages of this permit type in EPA’s file; 401 were issued before IA0027472. CITY OF CENTERVILLE holds 4 permits in Iowa.

Other permits held by CITY OF CENTERVILLE

Coverages issued nearest IA0027472

CENTERVILLE CITY OF STP (EAST) among its neighbors

3 discharge permits are in the Cooper Creek subwatershed (HUC 102802010403); IA0027472 is one. Its county: 12, 1 major; IA0027472 is major permit.

Other permits in the Cooper Creek subwatershed (HUC 102802010403)

Identity

FacilityCENTERVILLE CITY OF STP (EAST)
PermitteeCITY OF CENTERVILLE
NPDES IDIA0027472
StatusAdministratively continued
TypeIndividual permit
ClassMajor
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedDecember 1, 2018
ExpiresNovember 30, 2023
AgencySTA
AddressCenterville, IA 52544
SubwatershedCooper Creek (HUC 102802010403)
Program components on fileBiosolids, POTW
NAICS221320 – Sewage Treatment Facilities
SIC4952 – Sewerage Systems

NPDES IA0027472: effluent limits and exceedances

CENTERVILLE CITY OF STP (EAST) (NPDES IA0027472): 13 pollutants on file, 12 limited; 8 with a violation of any kind, 6 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
Oxygen, dissolved [DO]11616July 31, 202670% over the limit
Nitrogen, ammonia total [as N]4899June 30, 2025294% over the limit
BOD, carbonaceous [5 day, 20 C]4124December 31, 202595% over the limit
Solids, total suspended9113March 31, 2020329% over the limit
pH573July 31, 2026
Flow, in conduit or thru treatment plant011September 30, 201056% over the limit
Toxicity [acute], Ceriodaphnia dubia110
Toxicity [acute], Pimephales promelas [Fathead Minnow]110
Nitrogen, total [as N]1000
Phosphorus, total [as P]1000
BOD, 5-day, 20 deg. C500
Nitrogen, Kjeldahl, total [as N]500
Mercury, total [as Hg]500

NPDES IA0027472: inspections, violations and enforcement

NPDES IA0027472 (CENTERVILLE CITY OF STP (EAST)): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.

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Permits near NPDES IA0027472

NPDES IA0027472: 13 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.