Clean Water Act discharge permit · NPDES WY0037940
THRUSH CS FEE #1-4 CBM WELLS, WY: NPDES WY0037940 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 13Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
THRUSH CS FEE #1-4 CBM WELLS, held by Yates Petroleum Corporation, holds NPDES permit WY0037940. EPA’s file records it issued April 26, 2011 and expiring March 31, 2015. 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 | THRUSH CS FEE #1-4 CBM WELLS |
|---|---|
| Permittee as filed | Yates Petroleum Corporation |
| NPDES ID | WY0037940 |
| 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 | April 26, 2011 |
| Expiration date | March 31, 2015 |
| Issuing agency | WDEQ |
| Address | WY |
| Subwatershed | Upper Hay Creek (HUC 101202010202) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 13Under a numeric limit
- 1With 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 |
|---|---|---|---|---|---|
| Flow | 24 | 24 | 0 | ||
| Specific conductance | 10 | 0 | 0 | ||
| pH | 10 | 0 | 0 | ||
| Calcium, dissolved [as Ca] | 10 | 0 | 0 | ||
| Magnesium, dissolved [as Mg] | 10 | 0 | 0 | ||
| Sodium, dissolved [as Na] | 10 | 0 | 0 | ||
| Sodium adsorption ratio | 10 | 0 | 0 | ||
| Alkalinity, total [as CaCO3] | 5 | 0 | 0 | ||
| Arsenic, total recoverable | 5 | 0 | 0 | ||
| Barium, total recoverable | 5 | 0 | 0 | ||
| Iron, dissolved [as Fe] | 5 | 0 | 0 | ||
| Chloride | 5 | 0 | 0 | ||
| Bicarbonate as [CaCO3] | 5 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES WY0037940.
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 WY0037940.
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 WY0037940 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.