Clean Water Act discharge permit · NPDES INRA15537
OAK RIDGE SUBDIVISION - SECTION 3, West Lafayette, IN: NPDES INRA15537 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
OAK RIDGE SUBDIVISION - SECTION 3, held by Derrin Sorenson, holds NPDES permit INRA15537. EPA’s file records it issued March 11, 2025 and expiring March 10, 2030. 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.
What the register holds for OAK RIDGE SUBDIVISION - SECTION 3: its NPDES ID, its permit type and status, its dates, its address in West Lafayette, Indiana. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES INRA15537.
Identity
| Facility as filed | OAK RIDGE SUBDIVISION - SECTION 3 |
|---|---|
| Permittee as filed | Derrin Sorenson |
| NPDES ID | INRA15537 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Issued | March 11, 2025 |
| Expiration date | March 10, 2030 |
| Issuing agency | State |
| Address | West Lafayette, IN 47906 |
| Subwatershed | Headwaters Burnett Creek (HUC 051201080202) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES INRA15537.
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 INRA15537.
Inspections
EPA’s inspection file holds no inspection for NPDES INRA15537.
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 INRA15537.
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, INRA15537.
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 INRA15537 there.
Nearby on the register
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- Every permit record in Indiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.