Clean Water Act discharge permit · NPDES IN0020800
INDIANA AMERICAN WATER - RILEY WWTP, Riley, IN: NPDES IN0020800 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
INDIANA AMERICAN WATER - RILEY WWTP holds NPDES permit IN0020800, which discharges to Or/Wabash/Honey/Wabash & Erie/Unnmd. EPA’s file records it issued May 1, 2020 and expiring April 30, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | INDIANA AMERICAN WATER - RILEY WWTP |
|---|---|
| Permittee as filed | INDIANA AMERICAN WATER - RILEY WWTP |
| NPDES ID | IN0020800 |
| 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 | May 1, 2020 |
| Expiration date | April 30, 2025 |
| Issuing agency | IDEM |
| Address | Riley, IN 47871 |
| Receiving water | OR/WABASH/HONEY/WABASH & ERIE/UNNMD |
| Subwatershed | Stone Quarry Branch-Honey Creek (HUC 051201110702) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 14Pollutants on file
- 9Under a numeric limit
- 13With a violation of any kind
- 9With 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 | 4 | 127 | 79 | March 31, 2026 | 3,448% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 91 | 43 | November 30, 2025 | 647% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 51 | 23 | June 30, 2025 | 351% over the limit |
| Chlorine, total residual | 0 | 40 | 12 | October 31, 2010 | 1,733% over the limit |
| Oxygen, dissolved [DO] | 2 | 23 | 11 | April 30, 2010 | 50% over the limit |
| E. coli, colony forming units [CFU] | 3 | 21 | 9 | May 31, 2025 | 386% over the limit |
| Solids, suspended percent removal | 0 | 5 | 3 | April 30, 2019 | 91% over the limit |
| pH | 2 | 25 | 1 | March 31, 2010 | |
| BOD, carb-5 day, 20 deg C, percent removal | 0 | 1 | 1 | November 30, 2016 | 53% over the limit |
| Flow, in conduit or thru treatment plant | 1 | 24 | 0 | ||
| BOD, 5-day, 20 deg. C | 0 | 20 | 0 | ||
| Flow, total | 1 | 7 | 0 | ||
| Flow, wastewater by-passing trtmnt plant | 0 | 5 | 0 | ||
| Number of Events | 2 | 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 IN0020800.
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, IN0020800.
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- One watershed — $2,990/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 IN0020800 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.