Contact Us

The Colorado River Basin Regional Board is committed to serving the public. Our goal is to provide the best customer service possible.

We invite your questions and comments. There are several ways to contact us. Please choose the option that suits you best.

U.S. Mail:

Water Quality Control Board Colorado River Basin Region
73-720 Fred Waring Drive, Suite 100
Palm Desert, CA 92260

Telephone:

Main number (760) 346-7491
Fax:(760) 341-6820

In person:

Water Quality Control Board Colorado River Basin Region
73-720 Fred Waring Drive, Suite 100
Palm Desert, CA 92260