NPDES permit WY0026719 · Minor NON-POTW · administratively continued, expires 2026-08-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 2026-08-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last period with anything received: 2026-06-30.
Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Specific conductance | DAILY MX | <= 7500 umho/cm | all year |
| 001 | pH | INST MIN | >= 6.5 SU | all year |
| 001 | pH | INST MAX | <= 9 SU | all year |
| 001 | Sulfide, total [as S] | DAILY MX | report only | all year |
| 001 | Sulfate, total [as SO4] | DAILY MX | <= 3000 mg/L | all year |
| 001 | Copper, dissolved [as Cu] | DAILY MX | <= 9 ug/L | all year |
| 001 | Silver, dissolved [as Ag] | DAILY MX | <= 3.4 ug/L | all year |
| 001 | Zinc, dissolved [as Zn] | DAILY MX | <= 117.2 ug/L | all year |
| 001 | Selenium, total [as Se] | DAILY MX | <= 5 ug/L | all year |
| 001 | Radium 226, total | DAILY MX | <= 3 pCi/L | all year |
| 001 | Chloride | DAILY MX | <= 2000 mg/L | all year |
| 001 | Flow | DAILY MX | report only | all year |
| 001 | Flow | DAILY MX | report only | all year |
| 001 | Flow | MO AVG | report only | all year |
| 001 | Flow | MO AVG | report only | all year |
| 001 | Produced water, oil and grease | DAILY MX | <= 10 mg/L | all year |
| 002 | Specific conductance | DAILY MX | <= 7500 umho/cm | all year |
| 002 | pH | INST MIN | >= 6.5 SU | all year |
| 002 | pH | INST MAX | <= 9 SU | all year |
| 002 | Sulfide, total [as S] | DAILY MX | report only | all year |
| 002 | Sulfate, total [as SO4] | DAILY MX | <= 3000 mg/L | all year |
| 002 | Copper, dissolved [as Cu] | DAILY MX | <= 9 ug/L | all year |
| 002 | Silver, dissolved [as Ag] | DAILY MX | <= 3.4 ug/L | all year |
| 002 | Zinc, dissolved [as Zn] | DAILY MX | <= 117.2 ug/L | all year |
| 002 | Selenium, total [as Se] | DAILY MX | <= 5 ug/L | all year |
| 002 | Radium 226, total | DAILY MX | <= 5 pCi/L | all year |
| 002 | Chloride | DAILY MX | <= 2000 mg/L | all year |
| 002 | Flow | DAILY MX | report only | all year |
| 002 | Flow | DAILY MX | report only | all year |
| 002 | Flow | MO AVG | report only | all year |
| 002 | Flow | MO AVG | report only | all year |
| 002 | Produced water, oil and grease | DAILY MX | <= 10 mg/L | all year |
| 003 | Specific conductance | DAILY MX | <= 7500 umho/cm | all year |
| 003 | pH | INST MIN | >= 6.5 SU | all year |
| 003 | pH | INST MAX | <= 9 SU | all year |
| 003 | Sulfide, total [as S] | DAILY MX | report only | all year |
| 003 | Sulfate, total [as SO4] | DAILY MX | <= 3000 mg/L | all year |
| 003 | Copper, dissolved [as Cu] | DAILY MX | <= 9 ug/L | all year |
| 003 | Silver, dissolved [as Ag] | DAILY MX | <= 3.4 ug/L | all year |
| 003 | Zinc, dissolved [as Zn] | DAILY MX | <= 117.2 ug/L | all year |
| 003 | Selenium, total [as Se] | DAILY MX | <= 5 ug/L | all year |
| 003 | Radium 226, total | DAILY MX | <= 60 pCi/L | all year |
| 003 | Chloride | DAILY MX | <= 2000 mg/L | all year |
| 003 | Flow | DAILY MX | report only | all year |
| 003 | Flow | DAILY MX | report only | all year |
| 003 | Flow | MO AVG | report only | all year |
| 003 | Flow | MO AVG | report only | all year |
| 003 | Produced water, oil and grease | DAILY MX | <= 10 mg/L | all year |
| 004 | Specific conductance | DAILY MX | <= 7500 umho/cm | all year |
| 004 | pH | INST MIN | >= 6.5 SU | all year |
| 004 | pH | INST MAX | <= 9 SU | all year |
| 004 | Sulfide, total [as S] | DAILY MX | report only | all year |
| 004 | Sulfate, total [as SO4] | DAILY MX | <= 3000 mg/L | all year |
| 004 | Copper, dissolved [as Cu] | DAILY MX | <= 9 ug/L | all year |
| 004 | Silver, dissolved [as Ag] | DAILY MX | <= 3.4 ug/L | all year |
| 004 | Zinc, dissolved [as Zn] | DAILY MX | <= 117.2 ug/L | all year |
| 004 | Selenium, total [as Se] | DAILY MX | <= 5 ug/L | all year |
| 004 | Radium 226, total | DAILY MX | <= 3 pCi/L | all year |
| 004 | Chloride | DAILY MX | <= 2000 mg/L | all year |
| 004 | Flow | DAILY MX | report only | all year |
| 004 | Flow | DAILY MX | report only | all year |
| 004 | Flow | MO AVG | report only | all year |
| 004 | Flow | MO AVG | report only | all year |
| 004 | Produced water, oil and grease | DAILY MX | <= 10 mg/L | all year |
| 005 | Specific conductance | DAILY MX | <= 7500 umho/cm | all year |
| 005 | pH | INST MIN | >= 6.5 SU | all year |
| 005 | pH | INST MAX | <= 9 SU | all year |
| 005 | Sulfide, total [as S] | DAILY MX | report only | all year |
| 005 | Sulfate, total [as SO4] | DAILY MX | <= 3000 mg/L | all year |
| 005 | Copper, dissolved [as Cu] | DAILY MX | <= 9 ug/L | all year |
| 005 | Silver, dissolved [as Ag] | DAILY MX | <= 3.4 ug/L | all year |
| 005 | Zinc, dissolved [as Zn] | DAILY MX | <= 117.2 ug/L | all year |
| 005 | Selenium, total [as Se] | DAILY MX | <= 5 ug/L | all year |
| 005 | Radium 226 + radium 228, total | DAILY MX | <= 5 pCi/L | all year |
| 005 | Chloride | DAILY MX | <= 2000 mg/L | all year |
| 005 | Flow | DAILY MX | report only | all year |
| 005 | Flow | DAILY MX | report only | all year |
| 005 | Flow | MO AVG | report only | all year |
| 005 | Flow | MO AVG | report only | all year |
| 005 | Produced water, oil and grease | DAILY MX | <= 10 mg/L | all year |
| 006 | Specific conductance | DAILY MX | <= 7500 umho/cm | all year |
| 006 | pH | INST MIN | >= 6.5 SU | all year |
| 006 | pH | INST MAX | <= 9 SU | all year |
| 006 | Sulfide, total [as S] | DAILY MX | report only | all year |
| 006 | Sulfate, total [as SO4] | DAILY MX | <= 3000 mg/L | all year |
| 006 | Copper, dissolved [as Cu] | DAILY MX | <= 9 ug/L | all year |
| 006 | Silver, dissolved [as Ag] | DAILY MX | <= 3.4 ug/L | all year |
| 006 | Zinc, dissolved [as Zn] | DAILY MX | <= 117.2 ug/L | all year |
| 006 | Selenium, total [as Se] | DAILY MX | <= 5 ug/L | all year |
| 006 | Radium 226, total | DAILY MX | <= 60 pCi/L | all year |
| 006 | Chloride | DAILY MX | <= 2000 mg/L | all year |
| 006 | Flow | DAILY MX | report only | all year |
| 006 | Flow | DAILY MX | report only | all year |
| 006 | Flow | MO AVG | report only | all year |
| 006 | Flow | MO AVG | report only | all year |
| 006 | Produced water, oil and grease | DAILY MX | <= 10 mg/L | all year |
| DMP1 | pH | INST MIN | report only | all year |
| DMP1 | pH | INST MAX | report only | all year |
| DMP1 | Sulfide, total [as S] | DAILY MX | report only | all year |
| DMP2 | pH | INST MIN | report only | all year |
| DMP2 | pH | INST MAX | report only | all year |
| DMP2 | Sulfide, total [as S] | DAILY MX | report only | all year |
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states