Opioid Overdoses and Approved Naloxone by County

There are two heat maps of California.

Opioid Overdoses per 100,000 Residents

The first heat map displays the rate of overdoses per 100,000 residents in each county in 2022.

County rates from the overdose map include:

45.0 – 75.0: Del Norte, Humboldt, Lake, Mendocino, Siskiyou, Lassen
28.0 – 44.9: Tehama, Kern, San Luis Obispo, San Francisco, Butte, Shasta, Santa Cruz
18.0 – 27.9: Yuba, Stanislaus, Ventura, Riverside, San Diego, Glenn, Sutter, Inyo, Tuolumne, Orange, Sonoma, El Dorado, Colusa, San Benito, Plumas, Nevada
13.0 – 17.9: Solano, San Bernardino, Los Angeles, Contra Costa, Marin, Napa, Calaveras, Sacramento, Amador, San Joaquin, Merced, Placer, Imperial, Fresno, Alameda
6.0 – 12.9: Modoc, Tulare, Yolo, Trinity, Kings, San Mateo, Santa Barbara, Santa Clara, Mono, Mariposa, Monterey, Madera
0.0: Alpine, Sierra

The second heat map displays the rate of approved naloxone kits per 100,000 residents between 2018 and 2024.

County rates from the approved naloxone map include:

33,000 – 68,000: Humboldt, Alpine, Del Norte, Inyo, Lassen, San Francisco, Tuolumne, Lake, Santa Cruz, Mendocino, Mono
20,000 – 32,999: Nevada, Amador, Plumas, Sierra, Yuba, Marin, Monterey, San Luis Obispo, Kings, Siskiyou, Butte
10,000 – 19,999: Sacramento, Madera, Kern, Imperial, Modoc, Sonoma, Shasta, Alameda, Solano, Los Angeles, Glenn, Orange, Santa Barbara, San Diego
7,000 – 9,999: Stanislaus, El Dorado, Fresno, San Benito, Riverside, Calaveras, Napa, Colusa, Trinity, Santa Clara, Yolo
2,800 – 6,999: San Joaquin, Sutter, Tehama, Placer, Contra Costa, San Bernardino, Merced, San Mateo, Ventura, Tulare, Mariposa