California hosts 58 Counties.  These counties range in size from just over 1 thousand to 10 million in population.
PITMA’s membership include all regions and all size of county participants.
It has been in existence since 1990 and claims a membership of 116 members.

PARTICIPATING COUNTIES

NORTHERN REGION:

Butte
Colusa
Del Norte
Glenn
Humboldt
Lassen
Mendocino
Modoc
Plumas
Shasta
Sierra
Siskiyou
Tehama
Trinity

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SACRAMENTO REGION:

Alpine
Amador
Calaveras
El Dorado
Lake
Nevada
Placer
Sacramento
San Joaquin
Sutter
Yolo
Yuba

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BAY AREA REGION:

Alameda
Contra Costa
Marin
Monterey
Napa
San Benito
San Francisco
San Luis Obispo
San Mateo
Santa Clara
Santa Cruz
Solano
Sonoma

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CENTRAL REGION:

Fresno
Inyo
Kern
Kings
Madera
Mariposa
Merced
Mono
Stanislaus
Tulare
Tuolumne

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SOUTHERN REGION:

Imperial
Los Angeles
Orange
Riverside
San Bernardino
San Diego
Santa Barbara
Ventura

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