Clean Water Act discharge permit · NPDES WY0000868
MEADOW CREEK--BATTERY FACILITIES, (Unknown City), WY: NPDES WY0000868 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
MEADOW CREEK--BATTERY FACILITIES, held by Contango Resources, LLC, holds NPDES permit WY0000868. EPA’s file records it issued March 5, 2021 and expiring December 31, 2025. 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 | MEADOW CREEK--BATTERY FACILITIES |
|---|---|
| Permittee as filed | Contango Resources, LLC |
| NPDES ID | WY0000868 |
| 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 5, 2021 |
| Expiration date | December 31, 2025 |
| Issuing agency | WDEQ |
| Address | (Unknown City), WY |
| Subwatershed | Upper Meadow Creek (HUC 100902040305) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 8Under a numeric limit
- 8With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| Selenium, total recoverable | 20 | 7 | 7 | August 31, 2012 | 1,100% over the limit |
| Produced water, oil and grease | 20 | 5 | 5 | June 30, 2017 | 100% over the limit |
| Specific conductance | 10 | 2 | 2 | December 31, 2017 | 47% over the limit |
| Chloride | 10 | 2 | 2 | June 30, 2012 | 16% over the limit |
| Zinc, dissolved [as Zn] | 0 | 2 | 2 | August 31, 2014 | 65% over the limit |
| Solids, total dissolved | 0 | 2 | 2 | June 30, 2012 | 84% over the limit |
| pH | 72 | 100 | 0 | ||
| Sulfide, total [as S] | 36 | 50 | 0 | ||
| Flow | 40 | 0 | 0 | ||
| Sulfate | 10 | 0 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 23, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
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.
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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 WY0000868 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.