Clean Water Act discharge permit · NPDES IN0064581
OAKLAND CITY WATER TREATMENT PLANT, Oakland City, IN: NPDES IN0064581 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
- 1Inspections on file
- 0Formal enforcement actions
OAKLAND CITY WATER TREATMENT PLANT, held by OAKLAND CITY WATER PLANT, holds NPDES permit IN0064581, which discharges to Patoka Wildlife Refuge Wetland. EPA’s file records it issued November 13, 2017 and expiring November 30, 2022. 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 | OAKLAND CITY WATER TREATMENT PLANT |
|---|---|
| Permittee as filed | OAKLAND CITY WATER PLANT |
| NPDES ID | IN0064581 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | November 13, 2017 |
| Expiration date | November 30, 2022 |
| Issuing agency | IDEM |
| Address | Oakland City, IN 47660 |
| Receiving water | PATOKA WILDLIFE REFUGE WETLAND |
| Subwatershed | Wheeler Creek-South Fork Pakota River (HUC 051202090703) |
| NAICS | 221310 – Water Supply and Irrigation Systems |
| SIC | 4941 – Water Supply |
| Other EPA IDs (FRS) | RCRA handler INR000144311 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 5Pollutants on file
- 5Under a numeric limit
- 1With a violation of any kind
- 1With 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 | 2 | 16 | 10 | April 30, 2020 | 333% over the limit |
| pH | 2 | 0 | 0 | ||
| Solids, total suspended | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 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 IN0064581.
Inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| June 4, 2026 | Evaluation | S |
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES IN0064581.
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, IN0064581.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 IN0064581 there.
Nearby on the register
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- Every permit record in Oakland City, A to Z
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- Every permit record in Indiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.