Clean Water Act discharge permit · NPDES IN0023841
MORRISTOWN WWTP, Morristown, IN: NPDES IN0023841 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 26Pollutants under a numeric limit
- 11Pollutants with an effluent exceedance
MORRISTOWN WWTP holds NPDES permit IN0023841, which discharges to Big Blue River To Driftwood River. EPA’s file records it issued March 29, 2017 and expiring August 31, 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 | MORRISTOWN WWTP |
|---|---|
| Permittee as filed | MORRISTOWN WWTP |
| NPDES ID | IN0023841 |
| 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 | March 29, 2017 |
| Expiration date | August 31, 2022 |
| Issuing agency | IDEM |
| Address | Morristown, IN 46161 |
| Receiving water | BIG BLUE RIVER TO DRIFTWOOD RIVER |
| Subwatershed | Foreman Branch-Big Blue River (HUC 051202040805) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 29Pollutants on file
- 26Under a numeric limit
- 28With a violation of any kind
- 11With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 4 | 95 | 85 | May 31, 2025 | 5,100% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 118 | 54 | April 30, 2026 | 75,040% over the limit |
| Solids, total suspended | 4 | 113 | 53 | June 30, 2026 | 125% over the limit |
| pH | 2 | 38 | 23 | August 31, 2021 | |
| Nitrogen, ammonia total [as N] | 4 | 22 | 6 | April 30, 2026 | 156% over the limit |
| BOD, carb-5 day, 20 deg C, percent removal | 0 | 18 | 4 | April 30, 2005 | 40% over the limit |
| E. coli, colony forming units [CFU] | 3 | 8 | 2 | May 31, 2026 | 330% over the limit |
| Toxicity [chronic], Ceriodaphnia dubia | 3 | 6 | 2 | August 31, 2019 | 311% over the limit |
| Toxicity [acute], Ceriodaphnia dubia | 3 | 5 | 1 | August 31, 2019 | 70% over the limit |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | 3 | 5 | 1 | September 30, 2017 | 106% over the limit |
| NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia | 0 | 1 | 1 | November 30, 2015 | 39% over the limit |
| Flow, in conduit or thru treatment plant | 1 | 31 | 0 | ||
| Flow, wastewater by-passing trtmnt plant | 0 | 15 | 0 | ||
| Zinc, total recoverable | 4 | 8 | 0 | ||
| Lead, total recoverable | 4 | 8 | 0 | ||
| Phenols | 4 | 8 | 0 | ||
| Oil and grease, hexane extr method | 4 | 4 | 0 | ||
| Nickel, total recoverable | 4 | 4 | 0 | ||
| Copper, total recoverable | 4 | 4 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 3 | 4 | 0 | ||
| Flow, total | 1 | 2 | 0 | ||
| Copper, dry weight | 2 | 1 | 0 | ||
| Cadmium, dry weight | 2 | 1 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 2 | 1 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 2 | 1 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 2 | 1 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 2 | 1 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 2 | 1 | 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 IN0023841.
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 IN0023841 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.