Skip to main content Skip to navigation

Food Preservation & Safety

Pressure Gauge Testing

WSU Walla Walla County offers free pressure gauge testing for canners.

Fill out THIS FORM and bring your gauge and lid to our office. We can check it while you wait, or you can drop it off. For liability purposes, only the owner of the canner can sign the form.

Email with any questions.


Preserve the Taste of Summer

WSU Extension has a new online food preservation program. “Preserve the Taste of Summer” is a series of eight online lessons for anyone age 18 years or older interested in learning how to safely preserve foods.

The training series emphasizes best practices for food preservation and safety. It is designed for beginning and veteran canners who want to update their knowledge and skills. The lessons provide the most current USDA-approved food preservation recommendations. Topics include food safety, the basics of canning and information on specific food preservation methods, including pressure canning, boiling water bath canning, freezing and drying, as well as making fruit spreads and pickled foods. A certificate of completion is provided at the end of the course.

To take the online course, visit to register for the series. To participate, you will need a computer manufactured in the last five years and have a stable internet connection. The cost of the series is $25.00.

Informational Brochure