Velarion Records
Free: one email when NPDES IA0029025 changes. Unsubscribe any time.

NPDES IA0029025 · Clean Water Act

ATLANTIC CITY OF STP, Atlantic, IA: NPDES IA0029025 discharge permit, effluent exceedances, inspections, penalties

ATLANTIC CITY OF STP, Atlantic, Iowa: Individual permit IA0029025, held by CITY OF ATLANTIC; Publicly owned treatment works; Administratively continued; issued November 1, 2019, term to October 31, 2024, by STA; Sewage Treatment Facilities.

4 of the 14 pollutants listed for NPDES IA0029025 have no violation or effluent exceedance.

  • Copper, total [as Cu]: 4 limits, 29 violations of any kind, 11 effluent exceedances, latest June 30, 2017, largest 145% over the limit.
  • Solids, total suspended: 9 limits, 28 violations of any kind, 10 effluent exceedances, latest January 31, 2024, largest 136% over the limit.
  • Nitrogen, ammonia total [as N]: 48 limits, 17 violations of any kind, 5 effluent exceedances, latest May 31, 2012, largest 150% over the limit.
  • Oxygen, dissolved [DO]: 12 limits, 7 violations of any kind, 4 effluent exceedances, latest August 31, 2021, largest 40% over the limit.
  • pH: 5 limits, 11 violations of any kind, 2 effluent exceedances, latest June 30, 2025.
  • E. coli: 1 limit, 2 violations of any kind, 2 effluent exceedances, latest June 30, 2025, largest 28% over the limit.
  • BOD, carbonaceous [5 day, 20 C]: 4 limits, 18 violations of any kind.
  • Zinc, total [as Zn]: 0 limits, 12 violations of any kind.
  • Toxicity [acute], Ceriodaphnia dubia: 1 limit, 6 violations of any kind.
  • Toxicity [acute], Pimephales promelas [Fathead Minnow]: 1 limit, 6 violations 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.

Iowa holds 734 Publicly owned treatment works coverages of this permit type in EPA’s file; 481 were issued before IA0029025. CITY OF ATLANTIC holds 2 permits in Iowa.

Other permits held by CITY OF ATLANTIC

Coverages issued nearest IA0029025

ATLANTIC CITY OF STP among its neighbors

7 discharge permits are in the Spring Creek-East Nishnabotna River subwatershed (HUC 102400030502); IA0029025 is one. Its county: 12, 1 major; IA0029025 is major permit.

Other permits in the Spring Creek-East Nishnabotna River subwatershed (HUC 102400030502)

Identity

FacilityATLANTIC CITY OF STP
PermitteeCITY OF ATLANTIC
NPDES IDIA0029025
StatusAdministratively continued
TypeIndividual permit
ClassMajor
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedNovember 1, 2019
ExpiresOctober 31, 2024
AgencySTA
AddressAtlantic, IA 50022
SubwatershedSpring Creek-East Nishnabotna River (HUC 102400030502)
Program components on fileBiosolids, POTW
NAICS221320 – Sewage Treatment Facilities
SIC4952 – Sewerage Systems
Other EPA IDs (FRS)ICIS-AIR source IA0000001902900057

NPDES IA0029025: effluent limits and exceedances

ATLANTIC CITY OF STP (NPDES IA0029025): 14 pollutants on file, 13 limited; 10 with a violation of any kind, 6 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
Copper, total [as Cu]42911June 30, 2017145% over the limit
Solids, total suspended92810January 31, 2024136% over the limit
Nitrogen, ammonia total [as N]48175May 31, 2012150% over the limit
Oxygen, dissolved [DO]1274August 31, 202140% over the limit
pH5112June 30, 2025
E. coli122June 30, 202528% over the limit
BOD, carbonaceous [5 day, 20 C]4180
Zinc, total [as Zn]0120
Toxicity [acute], Ceriodaphnia dubia160
Toxicity [acute], Pimephales promelas [Fathead Minnow]160
Nitrogen, total [as N]1000
Phosphorus, total [as P]1000
BOD, 5-day, 20 deg. C500
Nitrogen, Kjeldahl, total [as N]500

NPDES IA0029025: inspections, violations and enforcement

NPDES IA0029025 (ATLANTIC CITY OF STP): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.

Watch NPDES IA0029025

NPDES IA0029025: one email when its EPA record changes — $99/month.

Billing

Privacy

Permits near NPDES IA0029025

NPDES IA0029025: 14 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.