Clean Water Act discharge permit · NPDES INP000645
URSCHEL LABORATORIES INC, Chesterton, IN: NPDES INP000645 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 13Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
URSCHEL LABORATORIES INC holds NPDES permit INP000645, which discharges to Chesterton Potw (E Branch Little Calumet Rv). EPA’s file records it issued October 28, 2019 and expiring January 31, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | URSCHEL LABORATORIES INC |
|---|---|
| Permittee as filed | URSCHEL LABORATORIES INC |
| NPDES ID | INP000645 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual industrial user permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 28, 2019 |
| Expiration date | January 31, 2025 |
| Issuing agency | IDEM |
| Address | Chesterton, IN 46304 |
| Receiving water | CHESTERTON POTW (E BRANCH LITTLE CALUMET RV) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 13Under a numeric limit
- 6With 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 |
|---|---|---|---|---|---|
| Copper, total recoverable | 2 | 49 | 49 | July 31, 2026 | 1,400% over the limit |
| Zinc, total recoverable | 4 | 40 | 40 | July 31, 2026 | 1,589% over the limit |
| Oil and grease, hexane extr method | 2 | 13 | 13 | August 31, 2024 | 573% over the limit |
| Chromium, total recoverable | 2 | 8 | 8 | July 31, 2026 | 102% over the limit |
| Nickel, total recoverable | 2 | 4 | 4 | July 31, 2026 | 100% over the limit |
| pH | 2 | 5 | 3 | June 30, 2020 | |
| Silver total recoverable | 4 | 0 | 0 | ||
| Cyanide, total [as CN] | 2 | 0 | 0 | ||
| Selenium, total recoverable | 2 | 0 | 0 | ||
| Cadmium, total recoverable | 2 | 0 | 0 | ||
| Lead, total recoverable | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Total toxic organics [TTO] [40 CFR433] | 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 INP000645.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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
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, INP000645.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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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 INP000645 there.
Nearby on the register
- Discharge permits in Chesterton
- Every permit record in Chesterton, A to Z
- Discharge permits in Indiana
- Every permit record in Indiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.