Beaverton
Beaverton, OR water profile — supply sources, drought status, wastewater reuse, and the key water issues facing the city.
tualatin valley water district
surface water (rivers/reservoirs) · local government · PWSID OR4100665
Below EPA's 15 ppb lead action level at last testing.
Source: EPA Safe Drinking Water Information System (SDWIS) · 2026 Q1
Beaverton is a small but growing city and the 6th-largest in Oregon, home to roughly 96,577 residents. Beaverton's drinking water comes largely from the same regional sources that serve Oregon: Cascade snowpack, Willamette River, Columbia River, and groundwater.
As elsewhere in Oregon, the central challenge is drought. The wet west and arid east create a split state; the Klamath Basin is a flashpoint for water allocation.
Oregon reuses an estimated 12% of its treated wastewater and maintains developing reuse programs; Beaverton tracks severe to extreme drought conditions on the U.S. Drought Monitor scale.
Explore the Oregon profile for statewide context, or dig into the water issues shaping Beaverton below.
Washington County water quality
Source: EPA SDWIS · 2026 Q1
At a glance
- Population ~96,577 (6th-largest in Oregon)
- Primary sources: Cascade snowpack, Willamette River, Columbia River, and groundwater
- Drought: severe to extreme conditions
- State reuse rate: ~12% of wastewater
Statewide drought history
% of Oregon in severe+ drought (Extreme (D3) now).
Source: U.S. Drought Monitor
Common questions
Is tap water safe in Beaverton?
Beaverton's largest water system, TUALATIN VALLEY WATER DISTRICT, serves about 224,600 people. EPA records show 0 health-based violation(s) since 2016 and a most-recent 90th-percentile lead level of 4.5 ppb (EPA action level is 15 ppb). Always check your own provider's annual Consumer Confidence Report.
Where does Beaverton get its water?
TUALATIN VALLEY WATER DISTRICT draws primarily from surface water (rivers/reservoirs), part of Oregon's supply from Cascade snowpack, Willamette River, Columbia River.
Related water issues
Drought
Much of the American West is in a multi-decade dry period that researchers describe as the most severe in over a millennium, reshaping how communities plan for water.
ExploreGroundwater Depletion
Aquifers from the Central Valley to the Ogallala are being pumped faster than they recharge, causing land subsidence and threatening long-term supply.
ExplorePotable Reuse
Advanced purification turns treated wastewater into water that meets or exceeds drinking-water standards — increasingly essential in water-stressed regions.
Explore