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
   
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