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Clean Water Act discharge permit · NPDES IN0040193

LA CROSSE WASTEWATER TREATMENT PLANT, La Crosse, IN: NPDES IN0040193 discharge permit, effluent exceedances, inspections, penalties

LA CROSSE WASTEWATER TREATMENT PLANT, held by LACROSSE WASTEWATER TREATMENT PLANT, holds NPDES permit IN0040193, which discharges to Kankakee R Via Marsh Creek Via Trib. EPA’s file records it issued July 10, 2018 and expiring November 30, 2023.

LA CROSSE WASTEWATER TREATMENT PLANT, La Crosse, Indiana: Individual permit IN0040193, held by LACROSSE WASTEWATER TREATMENT PLANT; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued July 10, 2018, term to November 30, 2023, by IDEM; discharges to KANKAKEE R VIA MARSH CREEK VIA TRIB.

  • E. coli, colony forming units [CFU]: 3 limits, 61 violations of any kind, 59 effluent exceedances, latest May 31, 2026, largest 1,898% over the limit.
  • Solids, total suspended: 2 limits, 53 violations of any kind, 31 effluent exceedances, latest May 31, 2026, largest 57% over the limit.
  • BOD, carbonaceous [5 day, 20 C]: 2 limits, 49 violations of any kind, 27 effluent exceedances, latest May 31, 2026, largest 83% over the limit.
  • pH: 2 limits, 38 violations of any kind, 22 effluent exceedances, latest November 30, 2003.
  • Nitrogen, ammonia total [as N]: 4 limits, 30 violations of any kind, 8 effluent exceedances, latest January 31, 2025, largest 287% over the limit.
  • Dilution factor: 1 limit, 4 violations of any kind, 3 effluent exceedances, latest July 31, 2024, largest 229% over the limit.
  • Flow, in conduit or thru treatment plant: 2 limits, 27 violations of any kind, 0 effluent exceedances.
  • Flow, wastewater by-passing trtmnt plant: 0 limits, 5 violations of any kind, 0 effluent exceedances.
  • BOD, carb-5 day, 20 deg C, percent removal: 0 limits, 5 violations of any kind, 0 effluent exceedances.
  • Number of Events: 2 limits, 2 violations of any kind, 0 effluent exceedances.
  • Streamflow: 1 limit, 1 violation of any kind, 0 effluent exceedances.
  • Flow, total: 1 limit, 1 violation of any kind, 0 effluent exceedances.
  • July 21, 2026: Reconnaissance without Sampling (S).

Indiana holds 541 Publicly owned treatment works coverages of this permit type in EPA’s file; 213 were issued before IN0040193.

Coverages issued nearest IN0040193

LA CROSSE WASTEWATER TREATMENT PLANT among its neighbors

EPA’s permit file holds 2 discharge permits in the Bessler Ditch-Pitner Ditch subwatershed (HUC 071200010805), IN0040193 among them. Its county holds 59, 4 of them major permits; IN0040193 is a minor permit.

Other permits in the Bessler Ditch-Pitner Ditch subwatershed (HUC 071200010805)

Identity

Facility as filedLA CROSSE WASTEWATER TREATMENT PLANT
Permittee as filedLACROSSE WASTEWATER TREATMENT PLANT
NPDES IDIN0040193
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
IssuedJuly 10, 2018
Expiration dateNovember 30, 2023
Issuing agencyIDEM
AddressLa Crosse, IN 46348
Receiving waterKANKAKEE R VIA MARSH CREEK VIA TRIB
SubwatershedBessler Ditch-Pitner Ditch (HUC 071200010805)
SIC4952 – Sewerage Systems

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
E. coli, colony forming units [CFU]36159May 31, 20261,898% over the limit
Solids, total suspended25331May 31, 202657% over the limit
BOD, carbonaceous [5 day, 20 C]24927May 31, 202683% over the limit
pH23822November 30, 2003
Nitrogen, ammonia total [as N]4308January 31, 2025287% over the limit
Dilution factor143July 31, 2024229% over the limit
Flow, in conduit or thru treatment plant2270
Flow, wastewater by-passing trtmnt plant050
BOD, carb-5 day, 20 deg C, percent removal050
Number of Events220
Streamflow110
Flow, total110

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES IN0040193.

Inspections

DateWhat EPA recordedAgency
July 21, 2026Reconnaissance without SamplingS

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 IN0040193.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers NPDES permit IN0040193 for the LA CROSSE WASTEWATER TREATMENT PLANT in La Crosse, IN, a minor discharger classed as a publicly owned treatment works, with its permit administratively continued. The figures listed are 10 for the discharger class and 6 pollutants under a numeric limit, with 6 pollutants showing an effluent exceedance.