The San Diego River Park Foundation

San Diego River Coalition

Lakeside River Park Conservancy

City of San Diego

County of San Diego

City of Santee

Helix Water District

Cleveland National Forest

San Diego State University Research Foundation

RiverNet for the San Diego River

California Department of Fish and Game

San Diego County Water Authority

San Diego Regional Water Quality Board

Department of Toxic Substances Control

The San Diego Foundation

State Coastal Conservancy

U.S. Geological Survey