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Clean Water Act discharge permit · NPDES IA0043494

LIME SPRINGS CITY OF STP, Lime Springs, IA: NPDES IA0043494 discharge permit, effluent exceedances, inspections, penalties

LIME SPRINGS CITY OF STP, held by CITY OF LIME SPRINGS, holds NPDES permit IA0043494. EPA’s file records it issued October 1, 2018 and expiring September 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedLIME SPRINGS CITY OF STP
Permittee as filedCITY OF LIME SPRINGS
NPDES IDIA0043494
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedOctober 1, 2018
Expiration dateSeptember 30, 2023
Issuing agencySTA
AddressLime Springs, IA 52155
SubwatershedTown of Granger-Upper Iowa River (HUC 070600020107)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

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
Nitrogen, ammonia total [as N]48135123April 30, 20262,292% over the limit
BOD, carbonaceous [5 day, 20 C]47448August 31, 2025379% over the limit
pH53827May 31, 2026
Solids, total suspended922913September 30, 2021145% over the limit
Oxygen, dissolved [DO]1255September 30, 202314% over the limit
BOD, 5-day, 20 deg. C500

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES IA0043494.

Inspections

EPA’s inspection file holds no inspection for NPDES IA0043494.

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 IA0043494.

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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LIME SPRINGS CITY OF STP, Lime Springs, Iowa: Individual permit IA0043494, held by CITY OF LIME SPRINGS; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued October 1, 2018, term to September 30, 2023, by STA.

  • Nitrogen, ammonia total [as N]: 48 limits, 135 violations of any kind, 123 effluent exceedances, latest April 30, 2026, largest 2,292% over the limit.
  • BOD, carbonaceous [5 day, 20 C]: 4 limits, 74 violations of any kind, 48 effluent exceedances, latest August 31, 2025, largest 379% over the limit.
  • pH: 5 limits, 38 violations of any kind, 27 effluent exceedances, latest May 31, 2026.
  • Solids, total suspended: 9 limits, 229 violations of any kind, 13 effluent exceedances, latest September 30, 2021, largest 145% over the limit.
  • Oxygen, dissolved [DO]: 1 limit, 25 violations of any kind, 5 effluent exceedances, latest September 30, 2023, largest 14% over the limit.
  • BOD, 5-day, 20 deg. C: 5 limits, 0 violations of any kind, 0 effluent exceedances.

Iowa holds 734 Publicly owned treatment works coverages of this permit type in EPA’s file; 387 were issued before IA0043494.

Coverages issued nearest IA0043494

LIME SPRINGS CITY OF STP among its neighbors

EPA’s permit file holds 2 discharge permits in the Town of Granger-Upper Iowa River subwatershed (HUC 070600020107), IA0043494 among them. Its county holds 8, 1 of them major permits; IA0043494 is a minor permit.

Other permits in the Town of Granger-Upper Iowa River subwatershed (HUC 070600020107)

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 IA0043494 for LIME SPRINGS CITY OF STP in Lime Springs, IA, held by CITY OF LIME SPRINGS, with an administratively continued status and a Minor discharger class. The facts list 6 pollutants on file, 5 under a numeric limit, and 5 with an effluent exceedance.