Clean Water Act discharge permit · NPDES WY0001988
CLARKS FORK FISH HATCHERY, (Unknown City), WY: NPDES WY0001988 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 3Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
CLARKS FORK FISH HATCHERY, held by Wyoming Game and Fish Department, holds NPDES permit WY0001988. EPA’s file records it issued March 28, 2018 and expiring January 31, 2023. 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 | CLARKS FORK FISH HATCHERY |
|---|---|
| Permittee as filed | Wyoming Game and Fish Department |
| NPDES ID | WY0001988 |
| 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 | March 28, 2018 |
| Expiration date | January 31, 2023 |
| Issuing agency | WDEQ |
| Address | (Unknown City), WY |
| Subwatershed | Badura Number 1 Reservoir-Clarks Fork Yellowstone River (HUC 100700060510) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 3Pollutants on file
- 3Under a numeric limit
- 3With 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 | 6 | 0 | ||
| Solids, total suspended | 5 | 4 | 0 | ||
| Flow | 2 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES WY0001988.
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 WY0001988.
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
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, WY0001988.
Start the watch
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- 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 WY0001988 there.
Nearby on the register
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- Every permit record in Wyoming, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.