Deer Valley
Deer Valley, AZ water profile — supply sources, drought status, wastewater reuse, and the key water issues facing the city.
With about 165,656 residents, Deer Valley ranks as the 11th-largest city in Arizona and a mid-sized city. Water in Deer Valley is sourced chiefly from Colorado River, groundwater, and Salt & Verde rivers, the backbone of Arizona's supply.
The defining water pressure here mirrors the state's: colorado river. A national leader in reuse — Scottsdale has demonstrated direct potable reuse — even as Colorado River cuts and groundwater limits constrain growth around Phoenix.
Statewide, Arizona recycles about 52% of its wastewater with established reuse programs. Locally, Deer Valley faces moderate to severe drought conditions.
The Arizona state profile covers the regional supply outlook; the issues below detail what's driving Deer Valley's water future.
At a glance
- Population ~165,656 (11th-largest in Arizona)
- Primary sources: Colorado River, groundwater, and Salt & Verde rivers
- Drought: moderate to severe conditions
- State reuse rate: ~52% of wastewater
Statewide drought history
% of Arizona in severe+ drought (Severe (D2) now).
Source: U.S. Drought Monitor
Common questions
Is tap water safe in Deer Valley?
Deer Valley is served by community water systems regulated under the Safe Drinking Water Act. Statewide, 43.4% of Arizona's systems have a recent health-based violation. Check your provider's annual Consumer Confidence Report for local results.
Where does Deer Valley get its water?
Deer Valley draws from the same regional sources that serve Arizona: Colorado River, groundwater, Salt & Verde rivers.
Related water issues
Colorado River
The river that supplies 40 million people has lost roughly a fifth of its flow since 2000, forcing a renegotiation of how seven states share the 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.
ExploreDrought
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.
Explore