EPA's National Environmental Policy Act (NEPA) office in the Pacific Southwest (Region 9) serves Arizona, California, Hawaii, Nevada, Pacific islands, and 148 tribal nations.

• Environmental Impact Statements (EIS) in Region 9
• NEPA Region 9 Special Topics
• Region 9 NEPA Contacts

Environmental Impact Statements (EIS)

See a list of EISs in EPA's Pacific Southwest (Region 9) by state or U.S. Territory:

• Search in the Full EIS Database
• Find EISs with Open Comment or Wait Periods

Special Topics

Comments on Selected Projects

EPA comment letters on all environmental impact statements (EIS) can be accessed through the EIS database. The following EPA Pacific Southwest comment letters are for selected projects shown to have public interest and can be accessed below.

Energy Projects

• Desert Renewable Energy Conservation Plan
  • Draft EIS comments 2/23/2015
  • Final EIS comments 12/14/2015
• Solar Energy Development for Six Western States – Programmatic”
  • Draft EIS comments 5/2/2011
  • Supplemental Draft EIS comments 1/27/2012
  • Final EIS comments 8/27/2012
• Eagle Crest Gen-Tie and Water Pipeline Project, Riverside County, CA
  • Draft EA comments 11/9/2016

Mining Projects

• Rosemont Copper Mine
  • Draft EIS comments 2/22/2012

Transportation Projects

• State Route 710 North Study
  • Draft EIS comments 8/27/2015
• Interstate 710 Corridor Project from Ocean Boulevard to State Route 60
  • Draft EIS comments 9/28/2012
• South Mountain Freeway Project
  • Draft EIS comments 7/23/2013
  • Final EIS comments 12/22/2014
• Centennial Corridor
  • Draft EIS comments 7/8/2014

Military Projects

• Commonwealth of the Northern Mariana Islands Joint Military Training
  • Draft EIS comments 9/29/2015

Water Projects

• Shasta Lake Water Resources Investigation
  • Draft EIS comments 9/30/2013;
  • Final EIS comments 9/14/2015
• Bay Delta Conservation Plan – all comments on this project can be found at EPA's San Francisco Bay Delta Watershed's webpage
• Upper San Joaquin River Basin Storage Investigation (Temperance Flat)
  • Draft EIS comments 10/31/2014

Forestry Projects

• Rim Fire Recovery Project
  • Draft EIS comments 6/12/2014
• King Fire Recovery Project
  • Draft EIS comments 5/27/2015
• Four-Forest Restoration Initiative
  • Draft EIS comments 5/16/2013

Natural Resource Management Projects

• South Farallon Island Invasive House Mouse Eradication Project
  • Revised Draft EIS comments 12/09/2013

Contacts