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The City of Portland, Oregon

Portland Water Bureau

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

Customer Service: 503-823-7770


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Lower Reservoir 4 - Downtown View

A lowland wildlife habitat area, bio-swale, and reflecting pool will be constructed.

Lower Reservoir 4 - Powerhouse View

Existing Reservoir 4 (lower) will be disconnected from the public drinking water system.

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Serving Portland Since 1895

When completed, the new reservoir will provide service for at least another 100 years.

Supplying Water to Portland's West Side

Serving more than 360,000 people, 20 schools, three hospital complexes, 60 parks, and major attractions.

Upper Reservoir - Pump House View

The new reservoir is engineered to withstand ongoing landslide encroachment and seismic events.

Upper Reservoir 3 - Grand Staircase View

The new reservoir, in the footprint of the historic Reservoir 3 (upper), features a reflecting pool at ground level.

Washington Park Reservoir Improvement Project

A new 12.4-million gallon, seismically reinforced underground reservoir.