Clean Water Act discharge permit · NPDES INP000091
HUTHONE, LLC METAL FINISHING, Columbia City, IN: NPDES INP000091 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
HUTHONE, LLC METAL FINISHING, held by COUPLED PRODUCTS, LLC., holds NPDES permit INP000091, which discharges to Columbia City Stp (Eel River Basin). EPA’s file records it issued May 2, 2008 and expiring July 31, 2013. 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 | HUTHONE, LLC METAL FINISHING |
|---|---|
| Permittee as filed | COUPLED PRODUCTS, LLC. |
| NPDES ID | INP000091 |
| Permit status | Effective |
| Permit type | State-issued individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 2, 2008 |
| Expiration date | July 31, 2013 |
| Issuing agency | IDEM |
| Address | Columbia City, IN 46725 |
| Receiving water | COLUMBIA CITY STP (EEL RIVER BASIN) |
| Subwatershed | Emerick Branch-Gangwer Ditch (HUC 051201040205) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 12Pollutants on file
- 12Under a numeric limit
- 12With 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 |
|---|---|---|---|---|---|
| Zinc, total recoverable | 2 | 20 | 2 | March 31, 2016 | 54% over the limit |
| pH | 2 | 24 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 24 | 0 | ||
| Nickel, total recoverable | 2 | 18 | 0 | ||
| Chromium, total recoverable | 2 | 18 | 0 | ||
| Lead, total recoverable | 2 | 10 | 0 | ||
| Copper, total recoverable | 2 | 8 | 0 | ||
| Cyanide, total [as CN] | 2 | 6 | 0 | ||
| Silver total recoverable | 2 | 6 | 0 | ||
| Cadmium, total recoverable | 2 | 6 | 0 | ||
| Sodium dimethyldithiocarbamate, total | 2 | 4 | 0 | ||
| Organics, total toxic [TTO] | 1 | 3 | 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 INP000091.
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 INP000091 there.
Nearby on the register
- Discharge permits in Columbia City
- Every permit record in Columbia City, A to Z
- Discharge permits in Indiana
- Every permit record in Indiana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.