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Portland Water Bureau

From forest to faucet, we deliver the best drinking water in the world.


1120 SW Fifth Ave, Suite 600, Portland, OR 97204

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Climate and Precipitation

Winters in the Bull Run are cool and wet while summers are warm and dry. Precipitation in the watershed most often occurs as rainfall, although elevations above 2,000 feet receive snow every winter. Rainfall occurs most often as low- to moderate-intensity storms. Overall, the Bull Run receives approximately 135 inches of precipitation annually.

Heartbleed Security Notice

A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server. is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.