Clean Water Act discharge permit · NPDES WY0055590
PUMPKIN CREEK POD 1, (Unknown City), WY: NPDES WY0055590 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 16Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
PUMPKIN CREEK POD 1, held by Carbon Creek Energy, LLC, holds NPDES permit WY0055590. EPA’s file records it issued July 15, 2019 and expiring September 30, 2024. 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 | PUMPKIN CREEK POD 1 |
|---|---|
| Permittee as filed | Carbon Creek Energy, LLC |
| NPDES ID | WY0055590 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 15, 2019 |
| Expiration date | September 30, 2024 |
| Issuing agency | WDEQ |
| Address | (Unknown City), WY |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Red Draw-Powder River (HUC 100902020401) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 16Pollutants on file
- 16Under a numeric limit
- 8With 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 |
|---|---|---|---|---|---|
| Specific conductance | 8 | 12 | 0 | ||
| Calcium, dissolved [as Ca] | 8 | 12 | 0 | ||
| Magnesium, dissolved [as Mg] | 8 | 12 | 0 | ||
| Sodium, dissolved [as Na] | 8 | 12 | 0 | ||
| Sodium adsorption ratio | 8 | 12 | 0 | ||
| Flow | 10 | 8 | 0 | ||
| Pass/Fail Static 48Hr Acute Daphnia Magna | 1 | 2 | 0 | ||
| Pass/Fail Static 96 Hr Acute Pimephales Promelas | 1 | 1 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Solids, total dissolved | 2 | 0 | 0 | ||
| Alkalinity, total [as CaCO3] | 1 | 0 | 0 | ||
| Arsenic, total recoverable | 1 | 0 | 0 | ||
| Barium, total recoverable | 1 | 0 | 0 | ||
| Iron, dissolved [as Fe] | 1 | 0 | 0 | ||
| Chloride | 1 | 0 | 0 | ||
| Bicarbonate as [CaCO3] | 1 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES WY0055590.
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 WY0055590.
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, WY0055590.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 WY0055590 there.
Nearby on the register
- Discharge permits in (Unknown City)
- Every permit record in (Unknown City), A to Z
- Discharge permits in Wyoming
- Every permit record in Wyoming, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.