UC Master Food Preserver Program
University of California
UC Master Food Preserver Program

Pressure Canning Gauge Testing

Pressure Gauge Testing
Pressure canners need to be tested annually to ensure dial gauges are accurate.  If your dial gauge is not accurate, it is not correctly reading pressure which may result in under or over processing and unsafe food. 

The following UC Cooperative Extension offices offer pressure canner gauge testing:

Amador County
UC Cooperative Extension
12200B Airport Road
Jackson, CA 95642
(209) 223-6482

Sacramento County
UC Cooperative Extension
4145 Branch Center Road
Sacramento, CA 95827-3823
(916) 875-6913

Calaveras County
UC Cooperative Extension 
891 Mountain Ranch Road 
San Andreas, CA 95249 
(209) 754-6477

San Bernardino County
UC Cooperative Extension
777 E. Rialto Ave
San Bernardino, CA 92415
(909) 387-2194

El Dorado County
UC Cooperative Extension
311 Fair Lane 
Placerville, CA 95667 
(530) 621-5502

San Joaquin County
UC Cooperative Extension
2101 E Earhart Ave
Stockton, CA 95206
(209) 953-6100

Inyo County
UC Cooperative Extension 
207 West South Street
Bishop, CA 93514 

(760) 873-7854

San Luis Obispo
UC Cooperative Extension
2156 Sierra Way, Suite C
San Luis Obispo, CA 93401
(805) 781-5940

Lake County
UC Cooperative Extension
883 Lakeport Boulevard
Lakeport, CA 95453
(707) 263-6838

San Mateo County 
UC Cooperative Extension 
80 Stone Pine Road, Suite 100
Half Moon Bay, CA 94019
(650) 726-9059

Orange County
UC Cooperative Extension 
7601 Irvine Blvd. 
Irvine, CA 92618 
(949) 653-1810

Tuolumne County
UC Cooperative Extension
2 South Green Street
Sonora, CA 95370
(209) 533-5695

Solano County
UC Cooperative Extension
501 Texas Street, 1st Floor
Fairfield, CA 94533
(530) 666-8143
Yolo County
UC Cooperative Extension
70 Cottonwood Street
Woodland, CA 95695
(530) 666-8143
Webmaster Email: smosbacher@ucanr.edu