Consultative Workgroup

Links to Consultative Workgroup members’ websites are provided below:

Lead Regulatory Agency

California Department of Toxic Substances Control

Federal Oversight Agencies

U.S. Bureau of Land Management
U.S. Bureau of Reclamation
U.S. Department of the Interior
U.S. Fish and Wildlife Service

Consultative Workgroup

Arizona Department of Environmental Quality
California Department of Fish and Wildlife
California Regional Water Quality Control Board - Colorado River Basin
California State Water Resources Control Board
Chemehuevi Indian Tribe
Colorado River Board of California
Colorado River Indian Tribes
Fort Mojave Indian Tribe
Hualapai Indian Tribe
Metropolitan Water District of Southern California
Mohave County Department of Public Health
Pacific Gas and Electric Company
U.S. Bureau of Indian Affairs
U.S. Environmental Protection Agency

Additional Links

The links below provide further information online about locations, topics, and organizations found on this website.

California Environmental Quality Act (CEQA) Information - Information on CEQA provided by the California Resources Agency and the Governor’s Office of Planning and Research.

U.S. Census - Official website of the U.S. Census. Provides an opportunity to search for demographic information on U.S. cities.

Information on nearby communities

Lake Havasu City, Arizona
Moabi Regional Park, California
Needles, California
Parker, Arizona

Links to sovereign Tribal Nations:

Agua Caliente Band of Cahuilla Indians
Chemehuevi Indian Tribe
Cocopah Indian Tribe
Colorado River Indian Tribes
Fort Mojave Indian Tribe
Fort Yuma-Quechan Indian Tribe
Hualapai Indian Tribe
Havasupai Indian Tribe
Torres-Martinez Desert Cahuilla Indian Tribe
Twenty-Nine Palms Indian Tribe
Yavapai-Prescott Tribe

Difficulty Accessing Material?

If you have a disability and have difficulty accessing material on this site please contact us in writing, via email or via telephone and we will work with you to make the information available. Please indicate the nature of the accessibility need, your preferred format (Braille, large print, etc.), what material you are trying to access including where it's located on this site, and how to reach you if questions arise while fulfilling your request. You can direct your requests to:


Written Requests

The Office of Civil Rights
Department of Toxic Substances Control
P.O. Box 806
Sacramento, CA 95812-0806

Email Requests

Telephone Requests

+1 916 324-3095
+1 800 728-6942 - Toll Free