EPA Air · stack tests by county and year
Air-emissions stack tests in Weld County, Colorado, 2021
- 160Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Weld County, Colorado during 2021. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Weld County facility page.
Weld County, Colorado, 2021
Air-emissions stack tests in Weld County, other years
Air-emissions stack tests recorded in Weld County, Colorado, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-04-27 | ROCKY MOUNTAIN MIDSTREAM - AUBURN CS | Pass | State |
| 2021-04-27 | ROCKY MOUNTAIN MIDSTREAM - AUBURN CS | Pass | State |
| 2021-04-23 | WES DJ GATHERING - VOLLMAR C.S. | Pass | State |
| 2021-04-22 | WES DJ GATHERING - VOLLMAR C.S. | Pass | State |
| 2021-04-21 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | Pass | State |
| 2021-04-19 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | Pass | State |
| 2021-04-15 | NOBLE ENERGY - LC34 ECONODE T9N-R59W-S34 | Pass | State |
| 2021-04-15 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | Pass | State |
| 2021-04-15 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | Pass | State |
| 2021-04-14 | WES DJ GATHERING - LATHAM GAS PLANT | Fail | State |
| 2021-04-14 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | Pass | State |
| 2021-04-14 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | Pass | State |
| 2021-04-13 | SOUTHERN STAR CENTRAL GAS PIPELINE CHEYE | Pass | State |
| 2021-04-13 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | Pass | State |
| 2021-04-12 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | Pass | State |
| 2021-03-26 | PDC ENERGY - WIEDEMAN/BOOMERANG PAD — high-priority violation on file | Pass | State |
| 2021-03-26 | PDC ENERGY - WIEDEMAN/BOOMERANG PAD — high-priority violation on file | Fail | State |
| 2021-03-25 | PDC ENERGY - WIEDEMAN/BOOMERANG PAD — high-priority violation on file | Fail | State |
| 2021-03-25 | PDC ENERGY - WIEDEMAN/BOOMERANG PAD — high-priority violation on file | Fail | State |
| 2021-03-24 | ROCKY MOUNTAIN MIDSTREAM - FT LUPTON GAS | Pass | State |
| 2021-03-24 | PDC ENERGY - BOST FARM 5-7 PAD | Fail | State |
| 2021-03-24 | PDC ENERGY - BOST FARM 5-7 PAD | Fail | State |
| 2021-03-23 | PDC ENERGY - BOST FARM 5-7 PAD | Fail | State |
| 2021-03-23 | PDC ENERGY - BOST FARM 5-7 PAD | Fail | State |
| 2021-03-22 | COLORADO INTERSTATE GAS CO - CHEYENNE CS — high-priority violation on file | Pass | State |
| 2021-03-22 | COLORADO INTERSTATE GAS CO - CHEYENNE CS — high-priority violation on file | Pass | State |
| 2021-03-22 | BAYSWATER E&P - LEFFLER 13, 14, 23, 24-2 | Pass | State |
| 2021-03-22 | DCP OPERATING CO - MILTON C.S. | Pass | State |
| 2021-03-22 | DCP OPERATING CO - MILTON C.S. | Pass | State |
| 2021-03-22 | PDC ENERGY - BOST FARM 5-7 PAD | Fail | State |
| 2021-03-22 | PDC ENERGY - BOST FARM 5-7 PAD | Fail | State |
| 2021-03-18 | ROCKIES EXPRESS PIPELINE-CHEYENNE HUB CS | Pass | State |
| 2021-03-18 | ROCKIES EXPRESS PIPELINE-CHEYENNE HUB CS | Pass | State |
| 2021-03-18 | ROCKIES EXPRESS PIPELINE-CHEYENNE HUB CS | Pass | State |
| 2021-03-18 | PDC ENERGY - LINCOLN STATE 3-18 PAD | Fail | State |
| 2021-03-17 | ROCKIES EXPRESS PIPELINE-CHEYENNE HUB CS | Pass | State |
| 2021-03-17 | WES DJ GATHERING - ST. VRAIN C.S. | Fail | State |
| 2021-03-11 | ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON | Pass | State |
| 2021-03-11 | ROCKY MOUNTAIN MIDSTREAM - LOCHBUIE C.S. | Pass | State |
| 2021-03-11 | ROCKY MOUNTAIN MIDSTREAM - LOCHBUIE C.S. | Pass | State |
| 2021-03-11 | PDC ENERGY - MCNEAR 10-9 PAD | Fail | State |
| 2021-03-11 | PDC ENERGY - MCNEAR 10-9 PAD | Fail | State |
| 2021-03-10 | ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON | Pass | State |
| 2021-03-10 | ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON | Pass | State |
| 2021-03-10 | PDC ENERGY - MCNEAR 10-9 PAD | Fail | State |
| 2021-03-10 | PDC ENERGY - MCNEAR 10-9 PAD | Fail | State |
| 2021-03-09 | ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON | Pass | State |
| 2021-03-09 | ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON | Pass | State |
| 2021-03-09 | PDC ENERGY - LINCOLN STATE 3-18 PAD | Fail | State |
| 2021-03-09 | PDC ENERGY - LINCOLN STATE 3-18 PAD | Fail | State |
| 2021-03-09 | PDC ENERGY - LINCOLN STATE 3-18 PAD | Fail | State |
| 2021-03-08 | ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON | Pass | State |
| 2021-03-04 | PDC ENERGY - TROUDT 18-27 PAD | Fail | State |
| 2021-03-03 | PDC ENERGY - TROUDT 18-27 PAD | Fail | State |
| 2021-03-03 | PDC ENERGY - TROUDT 18-27 PAD | Fail | State |
| 2021-03-03 | PDC ENERGY - TROUDT 18-27 PAD | Fail | State |
| 2021-03-02 | DCP OPERATING CO - MEWBOURN — high-priority violation on file | Pass | State |
| 2021-03-02 | PDC ENERGY - TROUDT 18-27 PAD | Fail | State |
| 2021-03-02 | PDC ENERGY - TROUDT 18-27 PAD | Fail | State |
| 2021-02-19 | PUBLIC SERV - ROCKY MOUNTAIN ENERGY | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.