Click on the company or penalty amount for more information on each case. Click on the current parent name to reach the summary page for that parent company.
| Company | Current Parent | Current Parent Industry | Primary Offense Type  | Year | Agency | Penalty Amount |
|---|---|---|---|---|---|---|
| Bill Barrett Corp. | Civitas Resources Inc. | oil and gas | air pollution violation | 2013 | CO-DPHE | $52,500 |
| Foundation Energy | air pollution violation | 2013 | CO-DPHE | $7,000 | ||
| Peterson Energy | air pollution violation | 2013 | CO-DPHE | $12,600 | ||
| Kerr-McGee Oil & Gas | Occidental Petroleum | oil and gas | air pollution violation | 2013 | CO-DPHE | $124,950 |
| KP Kauffman Co. | air pollution violation | 2013 | CO-DPHE | $11,550 | ||
| Synergy Resources | air pollution violation | 2013 | CO-DPHE | $34,300 | ||
| Bayswater E&P | air pollution violation | 2013 | CO-DPHE | $15,050 | ||
| Fountainhead Resources | air pollution violation | 2013 | CO-DPHE | $5,250 | ||
| HRM Resources | air pollution violation | 2013 | CO-DPHE | $103,950 | ||
| Blue Chip Oil Inc. | air pollution violation | 2013 | CO-DPHE | $18,550 | ||
| BONANZA CREEK ENERGY | Civitas Resources Inc. | oil and gas | air pollution violation | 2013 | CO-DPHE | $46,500 |
| BONANZA CREEK ENERGY | Civitas Resources Inc. | oil and gas | air pollution violation | 2013 | CO-DPHE | $11,000 |
| Noble Energy | Chevron | oil and gas | air pollution violation | 2013 | CO-DPHE | $15,000 |
| Noble Energy | Chevron | oil and gas | air pollution violation | 2013 | CO-DPHE | $22,400 |
| Tumbleweed Midstream | air pollution violation | 2013 | CO-DPHE | $24,000 | ||
| GCC RIO GRANDE | Grupo Cementos de Chihuahua (GCC) | building materials | air pollution violation | 2013 | CO-DPHE | $11,900 |
| Petroleum Development Corp. | air pollution violation | 2013 | CO-DPHE | $21,000 | ||
| RN Industries | air pollution violation | 2013 | CO-DPHE | $68,250 | ||
| Bill Barrett Corp. | Civitas Resources Inc. | oil and gas | air pollution violation | 2013 | CO-DPHE | $28,000 |
| Enterprise Gas Processing | Enterprise Products Partners | oil and gas | air pollution violation | 2013 | CO-DPHE | $92,400 |
| URSA Operating | air pollution violation | 2013 | CO-DPHE | $10,200 | ||
| Rocky Mountain Natural Gas | air pollution violation | 2013 | CO-DPHE | $7,500 | ||
| DCP Operating Company | Phillips 66 | oil and gas | air pollution violation | 2013 | CO-DPHE | $13,370 |
| BONANZA CREEK ENERGY | Civitas Resources Inc. | oil and gas | air pollution violation | 2013 | CO-DPHE | $45,150 |
| Questar Gas Management | Southwest Gas | miscellaneous energy products and systems | air pollution violation | 2013 | CO-DPHE | $23,800 |
| Blue Chip Oil Inc. | air pollution violation | 2013 | CO-DPHE | $5,600 | ||
| Encana | Ovintiv Inc. | oil and gas | air pollution violation | 2013 | CO-DPHE | $21,700 |
| KP Kauffman Co. | air pollution violation | 2013 | CO-DPHE | $15,050 | ||
| Bayswater E&P | air pollution violation | 2013 | CO-DPHE | $48,300 | ||
| Kerr-McGee Oil & Gas | Occidental Petroleum | oil and gas | air pollution violation | 2013 | CO-DPHE | $17,850 |
| Mineral Resources | air pollution violation | 2013 | CO-DPHE | $7,700 | ||
| MACHII ROSS | air pollution violation | 2013 | CO-DPHE | $17,500 | ||
| Grand River Gathering | air pollution violation | 2013 | CO-DPHE | $7,000 | ||
| Grizzly-Mamm Creek | air pollution violation | 2013 | CO-DPHE | $11,025 | ||
| Synergy Resources | air pollution violation | 2013 | CO-DPHE | $18,200 | ||
| Twentymile Coal LLC | air pollution violation | 2013 | CO-DPHE | $9,975 | ||
| PDC Energy | Chevron | oil and gas | air pollution violation | 2013 | CO-DPHE | $11,550 |
| Tarango Inc. | air pollution violation | 2013 | CO-DPHE | $12,500 | ||
| CLIMAX MOLYBDENUM COMPANY | Freeport-McMoRan | mining and minerals | air pollution violation | 2013 | CO-DPHE | $75,600 |
| Matrix Energy | air pollution violation | 2013 | CO-DPHE | $21,525 | ||
| Kerr-McGee Oil & Gas | Occidental Petroleum | oil and gas | air pollution violation | 2013 | CO-DPHE | $17,850 |
| Red Rock Gathering | air pollution violation | 2013 | CO-DPHE | $11,200 | ||
| Northwest Pipeline | Williams Companies | oil and gas | air pollution violation | 2013 | CO-DPHE | $5,250 |
| CAERUS PICEANCE | air pollution violation | 2013 | CO-DPHE | $34,500 | ||
| Encana | Ovintiv Inc. | oil and gas | air pollution violation | 2013 | CO-DPHE | $6,600 |
| Extraction Oil & Gas | Civitas Resources Inc. | oil and gas | air pollution violation | 2013 | CO-DPHE | $22,400 |
| Augustus Energy | air pollution violation | 2013 | CO-DPHE | $12,075 | ||
| Murfin Drilling Co. Inc. | air pollution violation | 2013 | CO-DPHE | $6,650 | ||
| Crestone Peak | Civitas Resources Inc. | oil and gas | air pollution violation | 2013 | CO-DPHE | $53,900 |
| Public Service Company | Xcel Energy | utilities and power generation | air pollution violation | 2013 | CO-DPHE | $8,050 |
| All Rite Paving | air pollution violation | 2012 | CO-DPHE | $12,425 | ||
| TEP Rocky Mountain | air pollution violation | 2012 | CO-DPHE | $32,200 | ||
| TIMBER CREEK | air pollution violation | 2012 | CO-DPHE | $5,950 | ||
| Laramie Energy | air pollution violation | 2012 | CO-DPHE | $61,250 | ||
| Bargath LLC | Williams Companies | oil and gas | air pollution violation | 2012 | CO-DPHE | $32,050 |
| Williams Field Services Company | Williams Companies | oil and gas | air pollution violation | 2012 | CO-DPHE | $32,025 |
| CF&I Steel | Evraz | metals | air pollution violation | 2012 | CO-DPHE | $45,360 |
| Foundation Energy Management | air pollution violation | 2012 | CO-DPHE | $12,000 | ||
| Suncor Energy | Suncor Energy | oil and gas | air pollution violation | 2012 | CO-DPHE | $26,250 |
| Altman Plants | air pollution violation | 2012 | CO-DPHE | $42,350 | ||
| COLOWYO COAL CO | air pollution violation | 2012 | CO-DPHE | $38,675 | ||
| Kerr-McGee Oil & Gas | Occidental Petroleum | oil and gas | air pollution violation | 2012 | CO-DPHE | $5,250 |
| Noble Tank Battery | air pollution violation | 2012 | CO-DPHE | $5,250 | ||
| CAERUS PICEANCE | air pollution violation | 2012 | CO-DPHE | $13,300 | ||
| GCC RIO GRANDE | Grupo Cementos de Chihuahua (GCC) | building materials | air pollution violation | 2012 | CO-DPHE | $27,450 |
| Martin Marietta Materials, Inc. | Martin Marietta Materials | building materials | air pollution violation | 2012 | CO-DPHE | $5,600 |
| Vestas Towers America Inc. | air pollution violation | 2012 | CO-DPHE | $7,400 | ||
| Extraction Oil & Gas | Civitas Resources Inc. | oil and gas | air pollution violation | 2012 | CO-DPHE | $13,800 |
| Blue Chip Oil Inc. | air pollution violation | 2012 | CO-DPHE | $6,000 | ||
| Petroleum Development Corp. | air pollution violation | 2012 | CO-DPHE | $9,000 | ||
| Kerr-McGee Oil & Gas | Occidental Petroleum | oil and gas | air pollution violation | 2012 | CO-DPHE | $19,800 |
| MILLERCOORS LLC | Molson Coors Beverage | beverages | air pollution violation | 2012 | CO-DPHE | $234,080 |
| KP Kauffman Co. | air pollution violation | 2012 | CO-DPHE | $15,000 | ||
| KP Kauffman Co. | air pollution violation | 2012 | CO-DPHE | $9,600 | ||
| Kerr-McGee Oil & Gas | Occidental Petroleum | oil and gas | air pollution violation | 2012 | CO-DPHE | $5,100 |
| Renegade Oil & Gas | air pollution violation | 2012 | CO-DPHE | $51,300 | ||
| Encana | Ovintiv Inc. | oil and gas | air pollution violation | 2012 | CO-DPHE | $31,500 |
| Premier Paving Inc. | air pollution violation | 2012 | CO-DPHE | $5,400 | ||
| Noble Energy | Chevron | oil and gas | air pollution violation | 2012 | CO-DPHE | $24,900 |
| Golden Gate Petroleum | air pollution violation | 2012 | CO-DPHE | $6,300 | ||
| Gunnison Energy LLC | air pollution violation | 2012 | CO-DPHE | $23,550 | ||
| Oldcastle SW Group | CRH PLC | building materials | air pollution violation | 2012 | CO-DPHE | $5,250 |
| Wexpro Co. | Southwest Gas | miscellaneous energy products and systems | air pollution violation | 2012 | CO-DPHE | $25,200 |
| MULL DRILLING CO INC | air pollution violation | 2012 | CO-DPHE | $14,700 | ||
| Seeley Oil Co. | air pollution violation | 2012 | CO-DPHE | $17,850 | ||
| CAERUS PICEANCE | air pollution violation | 2012 | CO-DPHE | $34,300 | ||
| Castle Concrete Co | air pollution violation | 2012 | CO-DPHE | $7,000 | ||
| MILLERCOORS LLC | Molson Coors Beverage | beverages | air pollution violation | 2012 | CO-DPHE | $58,520 |
| Bargath LLC | Williams Companies | oil and gas | air pollution violation | 2012 | CO-DPHE | $23,801 |
| Bargath LLC | Williams Companies | oil and gas | air pollution violation | 2012 | CO-DPHE | $21,348 |
| Bargath LLC | Williams Companies | oil and gas | air pollution violation | 2012 | CO-DPHE | $11,901 |
| Red Rock Gathering | air pollution violation | 2012 | CO-DPHE | $60,620 | ||
| Suncor Energy | Suncor Energy | oil and gas | air pollution violation | 2012 | CO-DPHE | $37,100 |
| Suncor Energy | Suncor Energy | oil and gas | air pollution violation | 2012 | CO-DPHE | $82,200 |
| Magellan Pipeline Co. | Oneok | pipelines | air pollution violation | 2012 | CO-DPHE | $5,250 |
| Wexpro Co. | Southwest Gas | miscellaneous energy products and systems | air pollution violation | 2012 | CO-DPHE | $27,825 |
| CAERUS PICEANCE | air pollution violation | 2012 | CO-DPHE | $28,420 | ||
| Kerr-McGee Oil & Gas | Occidental Petroleum | oil and gas | air pollution violation | 2011 | CO-DPHE | $15,400 |
| Confluence Energy | air pollution violation | 2011 | CO-DPHE | $20,000 | ||
| Gunnison Energy LLC | air pollution violation | 2011 | CO-DPHE | $7,350 | ||
| Enterprise Gas Processing | Enterprise Products Partners | oil and gas | air pollution violation | 2011 | CO-DPHE | $64,950 |
