Clean Water Act discharge permit · NPDES IN0031135
MODOC, TOWN OF, Modoc, IN: NPDES IN0031135 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
MODOC, TOWN OF, held by MODOC WWTP, holds NPDES permit IN0031135, which discharges to W Fk White R/Little White R/Ditch. EPA’s file records it issued September 10, 2020 and expiring January 31, 2026.
Identity
| Facility as filed | MODOC, TOWN OF |
|---|---|
| Permittee as filed | MODOC WWTP |
| NPDES ID | IN0031135 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 10, 2020 |
| Expiration date | January 31, 2026 |
| Issuing agency | IDEM |
| Address | Modoc, IN 47358 |
| Receiving water | W FK WHITE R/LITTLE WHITE R/DITCH |
| Subwatershed | Little White River (HUC 051202010106) |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 11Pollutants on file
- 9Under a numeric limit
- 10With a violation of any kind
- 7With an effluent exceedance
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 measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 8 | 108 | 98 | June 30, 2026 | 375% over the limit |
| Chlorine, total residual | 0 | 43 | 43 | October 31, 2007 | 550% over the limit |
| E. coli, colony forming units [CFU] | 3 | 33 | 33 | May 31, 2024 | 99,999% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 39 | 32 | September 30, 2025 | 525% over the limit |
| Oxygen, dissolved [DO] | 2 | 27 | 22 | June 30, 2012 | 57% over the limit |
| pH | 2 | 16 | 8 | September 30, 2006 | |
| BOD, carbonaceous [5 day, 20 C] | 8 | 20 | 2 | August 31, 2002 | 23% over the limit |
| Flow, in conduit or thru treatment plant | 1 | 12 | 0 | ||
| Flow, wastewater by-passing trtmnt plant | 0 | 4 | 0 | ||
| Number of Events | 2 | 1 | 0 | ||
| Flow, total | 1 | 0 | 0 |
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES IN0031135.
Inspections
EPA’s inspection file holds no inspection for NPDES IN0031135.
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 IN0031135.
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- Discharge permits in Modoc
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.