Clean Water Act discharge permit · NPDES NDP000024
TRI W-G INC., Valley City, ND: NPDES NDP000024 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
TRI W-G INC., held by Tri W-G Inc., holds NPDES permit NDP000024. EPA’s file records it issued December 31, 2005 and expiring June 28, 2016. 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 | TRI W-G INC. |
|---|---|
| Permittee as filed | Tri W-G Inc. |
| NPDES ID | NDP000024 |
| 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 | December 31, 2005 |
| Expiration date | June 28, 2016 |
| Issuing agency | North Dakota Department of Environmental Quality |
| Address | Valley City, ND 58072 |
| Receiving water impaired | 303(D) Listed |
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
- 0With 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 |
|---|---|---|---|---|---|
| pH | 2 | 20 | 0 | ||
| Cyanide, total [as CN] | 2 | 20 | 0 | ||
| Cadmium, total [as Cd] | 2 | 20 | 0 | ||
| Chromium, total [as Cr] | 2 | 20 | 0 | ||
| Copper, total [as Cu] | 2 | 20 | 0 | ||
| Lead, total [as Pb] | 2 | 20 | 0 | ||
| Nickel, total [as Ni] | 2 | 20 | 0 | ||
| Silver, total [as Ag] | 2 | 20 | 0 | ||
| Zinc, total [as Zn] | 2 | 20 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 20 | 0 | ||
| Flow, total | 1 | 10 | 0 | ||
| Total toxic organics [TTO] [40 CFR433] | 1 | 10 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES NDP000024.
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 NDP000024.
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 NDP000024 there.
Nearby on the register
- Discharge permits in Valley City
- Every permit record in Valley City, A to Z
- Discharge permits in North Dakota
- Every permit record in North Dakota, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.