Clean Water Act discharge permit · NPDES IN0020541
PIERCETON WWTP, Pierceton, IN: NPDES IN0020541 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 31Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
PIERCETON WWTP holds NPDES permit IN0020541, which discharges to Tippecanoe R Via Deeds Creek. EPA’s file records it issued November 29, 2016 and expiring February 28, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | PIERCETON WWTP |
|---|---|
| Permittee as filed | PIERCETON WWTP |
| NPDES ID | IN0020541 |
| 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 | November 29, 2016 |
| Expiration date | February 28, 2022 |
| Issuing agency | IDEM |
| Address | Pierceton, IN 46562 |
| Receiving water | TIPPECANOE R VIA DEEDS CREEK |
| Subwatershed | McCarter Ditch-Deeds Creek (HUC 051201060201) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 33Pollutants on file
- 31Under a numeric limit
- 26With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 4 | 100 | 12 | March 31, 2019 | 76% over the limit |
| Copper, total recoverable | 6 | 35 | 9 | November 30, 2025 | 2,062% over the limit |
| Cyanide, free [amenable to chlorination] | 6 | 36 | 8 | October 31, 2020 | 128% over the limit |
| Chlorine, total residual | 0 | 16 | 8 | October 31, 2006 | 160% over the limit |
| Phosphorus, total [as P] | 4 | 29 | 2 | June 30, 2026 | 38% over the limit |
| Solids, total suspended | 8 | 90 | 1 | June 30, 2026 | 12% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 8 | 88 | 0 | ||
| pH | 2 | 47 | 0 | ||
| Flow, in conduit or thru treatment plant | 1 | 40 | 0 | ||
| Zinc, total recoverable | 6 | 24 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 23 | 0 | ||
| Lead, total recoverable | 6 | 21 | 0 | ||
| Nickel, total recoverable | 6 | 19 | 0 | ||
| Cadmium, total recoverable | 6 | 19 | 0 | ||
| Chromium, total recoverable | 6 | 19 | 0 | ||
| Flow, total | 1 | 17 | 0 | ||
| E. coli, colony forming units [CFU] | 3 | 11 | 0 | ||
| Number of Events | 2 | 6 | 0 | ||
| Flow, wastewater by-passing trtmnt plant | 0 | 6 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 5 | 0 | ||
| Solids, suspended percent removal | 1 | 5 | 0 | ||
| Cyanide, free [as free] | 4 | 2 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 3 | 1 | 0 | ||
| Toxicity [chronic], Ceriodaphnia dubia | 3 | 1 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 3 | 1 | 0 | ||
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | 3 | 1 | 0 | ||
| Copper, dry weight | 2 | 0 | 0 | ||
| Cadmium, dry weight | 2 | 0 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 2 | 0 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 2 | 0 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 2 | 0 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 2 | 0 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 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 IN0020541.
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
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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 IN0020541 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.