Clean Water Act discharge permit · NPDES IN0025585
MARION UTILITIES, Marion, IN: NPDES IN0025585 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 26Pollutants under a numeric limit
- 14Pollutants with an effluent exceedance
MARION UTILITIES, held by MARION WWTP, CITY OF, holds NPDES permit IN0025585, which discharges to Or/Wabash R/Mississinewa River. EPA’s file records it issued May 22, 2019 and expiring June 30, 2024. 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 | MARION UTILITIES |
|---|---|
| Permittee as filed | MARION WWTP, CITY OF |
| NPDES ID | IN0025585 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | May 22, 2019 |
| Expiration date | June 30, 2024 |
| Issuing agency | IDEM |
| Address | Marion, IN 46952 |
| Receiving water | OR/WABASH R/MISSISSINEWA RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Boots Creek-Mississinewa River (HUC 051201030511) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 35Pollutants on file
- 26Under a numeric limit
- 34With a violation of any kind
- 14With 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 |
|---|---|---|---|---|---|
| Phosphorus, total percent removal | 1 | 31 | 24 | August 31, 2024 | 34% over the limit |
| Solids, total suspended | 4 | 41 | 21 | June 30, 2026 | 233% over the limit |
| Chlorine, total residual | 2 | 12 | 12 | August 31, 2024 | 240% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 29 | 9 | January 31, 2025 | 182% over the limit |
| Lead, total recoverable | 6 | 14 | 6 | May 31, 2002 | 58% over the limit |
| E. coli, colony forming units [CFU] | 3 | 8 | 6 | April 30, 2021 | 171% over the limit |
| Zinc, total recoverable | 2 | 15 | 3 | December 31, 2001 | 40% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 22 | 2 | June 30, 2026 | 11% over the limit |
| pH | 2 | 12 | 2 | July 31, 2001 | |
| Phosphorus, total [as P] | 2 | 8 | 2 | August 31, 2006 | 10% over the limit |
| Noel Statre 7Day Chronic Pimephales | 0 | 2 | 2 | May 31, 2010 | 92% over the limit |
| Cadmium, total recoverable | 2 | 11 | 1 | October 31, 1998 | 10% over the limit |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 2 | 3 | 1 | December 31, 2022 | 350% over the limit |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | 2 | 3 | 1 | December 31, 2022 | 1,869% over the limit |
| Precipitation, monthly accumulation | 6 | 24 | 0 | ||
| Flow, in conduit or thru treatment plant | 1 | 15 | 0 | ||
| Copper, total recoverable | 6 | 12 | 0 | ||
| Chromium, total recoverable | 2 | 12 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 8 | 0 | ||
| Nickel, total recoverable | 2 | 8 | 0 | ||
| Cadmium, total [as Cd] | 0 | 8 | 0 | ||
| Chromium, total [as Cr] | 0 | 8 | 0 | ||
| Copper, total [as Cu] | 0 | 8 | 0 | ||
| Lead, total [as Pb] | 0 | 8 | 0 | ||
| Nickel, total [as Ni] | 0 | 8 | 0 | ||
| Zinc, total [as Zn] | 0 | 6 | 0 | ||
| Flow, wastewater by-passing trtmnt plant | 0 | 5 | 0 | ||
| Discharge event observation [Visual Monitoring] | 6 | 2 | 0 | ||
| Toxicity [chronic], Ceriodaphnia dubia | 2 | 2 | 0 | ||
| Duration | 6 | 1 | 0 | ||
| Overflow volume [SS0 volume, CSO volume] | 6 | 1 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 2 | 1 | 0 | ||
| Flow, total | 1 | 1 | 0 | ||
| Mercury, total recoverable | 0 | 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 IN0025585.
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.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.