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 | WY |
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| 04/30/2013 |  | EPA announces Regional Administrator for Region 8 Office in Denver |  |
| 03/07/2013 | | Wyoming Ethanol to pay $49,000 for violations at Torrington facility | |
| 12/20/2012 | | EPA Updates Rule for Pathogens in Drinking Water, Sets Limit for E. Coli | |
| 11/28/2012 | | EPA offers tips on protecting your family from carbon monoxide poisoning | |
| 10/11/2012 | | Sinclair Wyoming Refining Company to pay $378,000 penalty, address accident prevention and preparedness at Wyoming refinery | |
| 09/20/2012 | | Kinder Morgan to pay penalty and improve accident prevention and preparedness at natural gas plants in Casper and Douglas, Wyoming | |
| 08/20/2012 | | Sinclair Oil to Pay $3.8 Million Penalty and Install Pollution Controls at Wyoming Refineries to Resolve Violations of 2008 Consent Decree | |
| 06/26/2012 | | EPA grant to help retrofit storm water system in Worland, Wyoming | |
| 05/30/2012 | | 18 U.S. Teachers Receive Presidential Innovation Award for Environmental Educators | |
| 05/24/2012 | | EPA awards $200K grant to Town of Dubois (Wyo.) for cleanup of sawmill site | |
| 03/08/2012 | | Statement on Pavillion, Wyoming groundwater investigation | |
| 02/10/2012 | | $750K in EPA Smart Growth assistance includes Cheyenne, Wyo.; New England and Richardton, N.D. | |
| 02/09/2012 | | Union Pacific Railroad Company to pay $1.5 million for Clean Water Act violations in Colorado, Utah and Wyoming | |
| 12/08/2011 | | EPA Releases Draft Findings of Pavillion, Wyoming Ground Water Investigation for Public Comment and Independent Scientific Review | |
| 09/19/2011 | | EPA Region 8 supermarkets recognized for environmental achievement under GreenChill partnership | |
| 07/11/2011 | | Dyno Nobel to pay penalty and improve accident prevention and preparedness planning at Cheyenne facility | |
| 06/22/2011 | | Town of Medicine Bow (Wyo.) recognized for wind turbines at water facilities | |
| 06/07/2011 | | City of Cheyenne receives $1M for downtown property revitalization | |
| 06/06/2011 | | EPA responds to crude release near Rawlins, WY
| |
| 12/06/2010 | | EPA announces 2010 Enforcement and Compliance Results, includes summary for Mountains and Plains states | |
| 11/22/2010 | | Latest summary of EPA actions to ensure safe drinking water in Wyoming | |
| 09/01/2010 | | EPA releases results of Pavillion, Wyo. water well testing | |
| 07/09/2010 | | Media Advisory: EPA to Host Public Meeting on National Hydraulic Fracturing Study in Denver on July 13 | |
| 06/08/2010 | | EPA and Wyoming's Frontier Refining Inc., resolve enforcement action | |
| 04/21/2010 | | EPA Announces Regional Administrator for Region 8 | |
| 04/20/2010 | | EPA awards Crook County $200K for revitalization of property in Sundance, Wyo. | |
| 01/07/2010 | | EPA cites Michael and Richard Gard for damages to Wind River wetlands near Dubois | |
| 10/20/2009 | | Latest summary of EPA actions to ensure safe drinking water in Wyoming | |
| 10/01/2009 | | EPA files administrative enforcement action against Wyoming's Frontier Refining, Inc. | |
| 09/02/2009 | | Town of Alpine, Wyo. recognized for wastewater achievements | |
| 07/09/2009 | | EPA awards more than $7.9 million in Recovery Act funds to clean up underground petroleum leaks in Mountains and Plains states | |
| 06/26/2009 | | U.S. EPA awards more than $ 1.3 million in Recovery Act funding to Wyoming Department of Environmental Quality to reduce diesel emissions and create jobs | |
| 05/20/2009 | | Latest summary of EPA actions to ensure safe drinking water in Wyoming | |
| 05/19/2009 | | EPA Announces More Than $38.9 Million in Recovery Act Funds for Water Projects in Wyoming to Boost Economy, Create Jobs and Protect Public Health | |
| 05/07/2009 | | Anadarko Petroleum Co., agrees to pay penalty for oil spills in Wyoming | |
| 04/08/2009 | | North Dakota, South Dakota, Utah and Wyoming receive Recovery Act funding to reduce diesel emissions, create jobs | |
| 03/25/2009 | | EPA Orders Restoration of Slick Creek in Worland, Wyoming | |
| 03/19/2009 | | EPA Issues Latest Information on Toxic Chemical Releases in Montana | |
| 03/19/2009 | | EPA Issues Latest Information on Toxic Chemical Releases in North Dakota | |
| 03/19/2009 | | EPA Issues Latest Information on Toxic Chemical Releases in Colorado | |
