Clean Water Act discharge permit · NPDES IN0022802
DUPONT WWTP, Dupont, IN: NPDES IN0022802 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
DUPONT WWTP holds NPDES permit IN0022802, which discharges to Graham Cr - Muscatatuck Via Bear Cr. EPA’s file records it issued February 5, 2019 and expiring May 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | DUPONT WWTP |
|---|---|
| Permittee as filed | DUPONT WWTP |
| NPDES ID | IN0022802 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | February 5, 2019 |
| Expiration date | May 31, 2024 |
| Issuing agency | IDEM |
| Address | Dupont, IN 47231 |
| Receiving water | GRAHAM CR - MUSCATATUCK VIA BEAR CR |
| Subwatershed | Turkey Run-Graham Creek (HUC 051202070204) |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 11Pollutants on file
- 10Under a numeric limit
- 9With a violation of any kind
- 4With 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 |
|---|---|---|---|---|---|
| pH | 2 | 18 | 14 | April 30, 2004 | |
| Dilution factor | 1 | 7 | 3 | April 30, 2025 | 500% over the limit |
| Solids, total suspended | 2 | 10 | 2 | January 31, 2015 | 226% over the limit |
| E. coli, colony forming units [CFU] | 3 | 2 | 1 | April 30, 2021 | 28% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 20 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 13 | 0 | ||
| Streamflow | 1 | 10 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 2 | 8 | 0 | ||
| Flow, wastewater by-passing trtmnt plant | 0 | 4 | 0 | ||
| Number of Events | 2 | 0 | 0 | ||
| Flow, total | 1 | 0 | 0 |
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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES IN0022802.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IN0022802.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IN0022802 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.