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Portland Water Bureau

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


MAILING ADDRESS: 1120 SW Fifth Ave, Suite 600, Portland, OR 97204

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Portland's regional water system map.

Map shows Bull Run Watershed, water distribution areas, and the wellfield.

Powell Butte Reservoir & Nature Park

Powell Butte holds reservoirs underground and serve as a nature park.

Supplemental water is supplied from groundwater.

The Columbia South Shore Wellfield is a reliable secondary source.