| Alameda County Environmental Health |
| Alpine County Health Department |
| Amador County Environmental Health |
| Anaheim City Fire Department |
| Bakersfield City Fire Department |
| Berkeley City Toxics Management Division |
| Burbank Fire Department |
| Butte County Environmental Health |
| Calaveras County Environmental Health |
| Colusa County Health and Human Services |
| Contra Costa County Health Services Department |
| Corona Fire Department |
| Culver City Fire Department |
| Del Norte Environmental Health Division |
| Downey Fire Department |
| El Dorado County Environmental Management |
| El Segundo City Fire Department |
| Fountain Valley Fire |
| Fremont City Fire Department |
| Fresno County Department of Public Health |
| Gilroy City Fire Department |
| Glendale City Fire Department |
| Glenn County Air Pollution Control District |
| Hayward City Fire Department |
| Healdsburg/Sebastopol JPA |
| Humboldt County Division of Environmental Health |
| Huntington Beach Fire Department |
| Imperial CUPA - DTSC |
| Imperial County Division of Environmental Health |
| Inyo County Department of Environmental Health Services |
| Kern County Environmental Health Services Department |
| Kings County Environmental Health |
| Lake County Environmental Health |
| Lassen County Environmental Health |
| Livermore-Pleasanton FD |
| Long Beach Environmental Health |
| Los Angeles City Fire Department |
| Los Angeles County Agricultural Commissioner/Weights and Measures |
| Los Angeles County Department of Public Works |
| Los Angeles County Fire Department |
| Los Angeles County Fire Department (La Habra) |
| Los Angeles County Hazardous Waste (LA City) |
| Los Angeles County Hazardous Waste (Santa Monica) |
| Madera County Environmental Health |
| Marin County Dept of Public Works, Waste Mgmt, CUP |
| Mariposa County Public Health Department |
| Mendocino County Environmental Health |
| Merced County Environmental Health |
| Modoc County Environmental Health |
| Mono County Health Department |
| Monrovia Fire Department |
| Monterey County Health Department |
| Mountain View Fire Department |
| Napa County Department of Environmental Management |
| Nevada County Environmental Health |
| Orange City Fire Department |
| Orange County Environmental Health |
| Oxnard Fire Department |
| Palo Alto City Fire Department |
| Pasadena Fire Department |
| Petaluma City Fire Department |
| Placer County Environmental Health |
| Plumas County Environmental Health |
| Riverside City Fire Department |
| Riverside County Department of Environmental Health |
| Roseville City Fire Department |
| Sacramento County Environmental Management Department |
| San Benito County Health Department |
| San Bernardino County Fire Department |
| San Diego County Department of Environmental Health and Quality |
| San Francisco City & County Public Health Department |
| San Joaquin County Environmental Health |
| San Leandro City |
| San Luis Obispo City Fire Department |
| San Luis Obispo County Environmental Health |
| San Mateo County Environmental Health |
| Santa Barbara County Environmental Health Services |
| Santa Clara City Fire Department |
| Santa Clara County Environmental Health |
| Santa Clara County Fire Department |
| Santa Cruz County Environmental Health |
| Santa Fe Springs Fire-Rescue |
| Santa Monica Fire Department |
| Santa Rosa City Fire Department |
| Shasta County Environmental Health |
| Sierra County Human Services Department |
| Siskiyou County Community Development |
| Solano County Environmental Health |
| Sonoma County Fire Prevention and Hazmat |
| Stanislaus County Environmental Resources |
| Sunnyvale Department of Public Safety |
| Sutter County Environmental Health |
| Tehama County Environmental Health |
| Torrance Fire Department |
| Trinity County Environmental Health |
| Tulare County Environmental Health |
| Tuolumne County Environmental Health |
| Union City Environmental Programs |
| Ventura City Fire Department |
| Ventura County Environmental Health |
| Vernon Health & Environmental Control Department |
| Yolo County Environmental Health |
| Yuba County Environmental Health Department |
