EPA Air · nonattainment areas, by county
Air-emissions sources in San Miguel County, Colorado
- 37Facilities
San Miguel County, Colorado is designated nonattainment or maintenance for at least one national ambient air-quality standard, so a new or expanding source here faces stricter permitting than the same source would in a county that meets every standard. The designation belongs to the county, not to any facility on this page.
By emissions classification in San Miguel County
- Minor source 36
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| CABOT O&G CORP. - FOSSIL FEDERAL. 1-20D | Minor source | No |
| CABOT OIL & GAS - FOSSIL FEDERAL #4-20 | Minor source | No |
| CABOT OIL & GAS - FOSSIL FEDERAL 4-13 | Minor source | No |
| ENCANA - ANDY MESA 26 | Minor source | No |
| ENCANA - ANDY'S MESA #24 | Minor source | No |
| ENCANA - ANDY'S MESA #33 | Minor source | No |
| ENCANA - ANDY'S MESA 32 | Minor source | No |
| ENCANA - ANDY'S MESA FEDERAL 17 | Minor source | No |
| ENCANA - ANDY'S MESA FEDERAL 20 | Minor source | No |
| ENCANA - ANDYS MESA 37 | Minor source | No |
| ENCANA - ANDYS MESA 40 | Minor source | No |
| ENCANA - ANDYS MESA 59 | Minor source | No |
| ENCANA - ANDYS MESA FEDERAL 19 | Minor source | No |
| ENCANA - HAMILTON CREEK 36-34B 45-15 | Minor source | No |
| ENCANA - HAMILTON CREEK 36-41 | Minor source | No |
| ENCANA - HAMILTON CREEK STATE 36-13 | Minor source | No |
| ENCANA - HAMILTON CREEK STATE 36-32 | Minor source | No |
| ENCANA - MCINTYRE CANYON 17-21 | Minor source | No |
| ENCANA OIL & GAS - HAMILTON CREEK BOOSTE | Minor source | No |
| GREEN NATURAL GAS VENTURES - ANDY'S MESA | Synthetic minor source | Yes |
| GREEN NATURAL GAS VENTURES - SLICK ROCK | Minor source | No |
| MERRION OIL & GAS - COCKLEBUR DRAW #1 | Minor source | No |
| MERRION OIL & GAS- COCKLEBUR DRAW #4 | Minor source | No |
| OLDCASTLE SW GROUP DBA TELLURIDE GRAVEL | Minor source | No |
| PATARA OIL & GAS - FOSSIL FEDERAL 3-13 | Minor source | No |
| PINON RIDGE MINING LLC - SUNDAY MINES | Minor source | No |
| ROCKY MOUNTAIN NATURAL GAS - NORWOOD C.S | Minor source | No |
| SAN MIGUEL CNTY - PATHFINDER PIT | Minor source | No |
| SAN MIGUEL CNTY ROAD DEPT DEEP CREEK | Minor source | No |
| SAN MIGUEL CNTY ROAD DEPT DRY CRK BASIN | Minor source | No |
| SAN MIGUEL CNTY ROAD DEPT EGNAR CNTY RD | Minor source | No |
| SAN MIGUEL CNTY ROAD DEPT NORWOOD PIT | Minor source | No |
| SAN MIGUEL CNTY ROAD DEPT NORWOOD SHOP | Minor source | No |
| SAN MIGUEL COUNTY ROAD DEPARTMENT | Minor source | No |
| SAN MIGUEL COUNTY ROAD DEPARTMENT | Minor source | No |
| TELLURIDE STONE COMPANY - AIRPORT PIT | Minor source | No |
| TJH STONE LTD. - HANKINS STONE QUARRY 1 | Minor source | No |
Designation from EPA’s Green Book national nonattainment dataset, joined on state and county. Figures from EPA’s ICIS-AIR download.