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Clean Water Act discharge permit · NPDES IN0039926

DEMOTTE MUNICIPAL WWTP, Demotte, IN: NPDES IN0039926 discharge permit, effluent exceedances, inspections, penalties

DEMOTTE MUNICIPAL WWTP holds NPDES permit IN0039926, which discharges to Kankakee R Via Evers Ditch. EPA’s file records it issued July 9, 2020 and expiring October 31, 2025.

DEMOTTE MUNICIPAL WWTP, Demotte, Indiana: Individual permit IN0039926; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued July 9, 2020, term to October 31, 2025, by IDEM; discharges to KANKAKEE R VIA EVERS DITCH.

  • Nitrogen, ammonia total [as N]: 8 limits, 111 violations of any kind, 107 effluent exceedances, latest November 30, 2010, largest 1,033% over the limit.
  • Solids, total suspended: 4 limits, 27 violations of any kind, 18 effluent exceedances, latest April 30, 2026, largest 388% over the limit.
  • E. coli, colony forming units [CFU]: 3 limits, 7 violations of any kind, 7 effluent exceedances, latest June 30, 2024, largest 99,999% over the limit.
  • BOD, carbonaceous [5 day, 20 C]: 4 limits, 10 violations of any kind, 2 effluent exceedances, latest April 30, 2011, largest 207% over the limit.
  • Chlorine, total residual: 0 limits, 1 violation of any kind, 1 effluent exceedance, latest July 31, 2002, largest 20% over the limit.
  • Flow, in conduit or thru treatment plant: 1 limit, 5 violations of any kind, 0 effluent exceedances.
  • pH: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Oxygen, dissolved [DO]: 2 limits, 2 violations of any kind, 0 effluent exceedances.
  • Number of Events: 2 limits, 0 violations of any kind, 0 effluent exceedances.
  • Flow, total: 1 limit, 0 violations of any kind, 0 effluent exceedances.
  • March 25, 2026: Reconnaissance without Sampling (S).

Indiana holds 541 Publicly owned treatment works coverages of this permit type in EPA’s file; 433 were issued before IN0039926.

Coverages issued nearest IN0039926

DEMOTTE MUNICIPAL WWTP among its neighbors

EPA’s permit file holds 11 discharge permits in the Dehaan Ditch subwatershed (HUC 071200011101), IN0039926 among them. Its county holds 32, 2 of them major permits; IN0039926 is a minor permit.

Other permits in the Dehaan Ditch subwatershed (HUC 071200011101)

Identity

Facility as filedDEMOTTE MUNICIPAL WWTP
Permittee as filedDEMOTTE MUNICIPAL WWTP
NPDES IDIN0039926
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 9, 2020
Expiration dateOctober 31, 2025
Issuing agencyIDEM
AddressDemotte, IN 46310
Receiving waterKANKAKEE R VIA EVERS DITCH
SubwatershedDehaan Ditch (HUC 071200011101)
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
Nitrogen, ammonia total [as N]8111107November 30, 20101,033% over the limit
Solids, total suspended42718April 30, 2026388% over the limit
E. coli, colony forming units [CFU]377June 30, 202499,999% over the limit
BOD, carbonaceous [5 day, 20 C]4102April 30, 2011207% over the limit
Chlorine, total residual011July 31, 200220% over the limit
Flow, in conduit or thru treatment plant150
pH240
Oxygen, dissolved [DO]220
Number of Events200
Flow, total100

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES IN0039926.

Inspections

DateWhat EPA recordedAgency
March 25, 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 IN0039926.

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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 IN0039926 for DEMOTTE MUNICIPAL WWTP in Demotte, IN, which discharges to KANKAKEE R VIA EVERS DITCH within the Dehaan Ditch subwatershed (HUC 071200011101). The permit is listed as administratively continued, with 5 pollutants under a numeric limit and 5 pollutants with an effluent exceedance.