Pacific Southwest, Region 9
Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
Understanding and Preventing Asthma
Asthma is a sometimes life-threatening, chronic respiratory disease that affects almost 25 million Americans, including an estimated 7 million children. EPA is committed to educating all Americans so that everyone knows what asthma is, how the environment can affect people with asthma, and how to manage environmental triggers.
![]()
California's Polluted Waterways

We're learning more about the extent of pollution in California's rivers, lakes, and streams. EPA Regional Administrator Jared Blumenfeld, touring the San Joaquin River, discusses the complex and interrelated issues of water, agriculture, and trash.
KTVU: New Study Finds Far More Pollution in California Waters than Expected
![]()
![]()

Clean Energy from the Sun and Wind
There are nearly 15 million acres of contaminated sites across the nation. Reusing these lands for renewable energy projects can provide environmental and economic benefits.
- Bloomberg Business Week: Good-for-Nothing Polluted Land May Be Good for Renewables

![]()
Superfund in Southern California
Two industrial sites with excessive soil and groundwater contamination in South Gate have been added to the Superfund list. EPA is now investigating the sites to prepare for the cleanup.
- Los Angeles Times: Two South Gate Industrial Sites Added to EPA Superfund List

![]()
Protecting Hawaii's Water
EPA is working to shut down illegal large-capacity cesspools. Cesspools discharge raw sewage into the ground, where disease-causing pathogens and other contaminants can pollute groundwater, streams and the ocean.
- Big Island News: EPA Fines Three Big Island Businesses for Cesspools

| Pacific Southwest NewsroomPacific Southwest Programs | Grants & FundingUS-Mexico Border | Media CenterCareers | About EPA Region 9 (Pacific Southwest)A-Z Index |


