Casas Adobes
Casas Adobes, AZ water profile — supply sources, drought status, wastewater reuse, and the key water issues facing the city.
Casas Adobes is a small but growing city and the 21st-largest in Arizona, home to roughly 66,795 residents. Casas Adobes's drinking water comes largely from the same regional sources that serve Arizona: Colorado River, groundwater, and Salt & Verde rivers.
As elsewhere in Arizona, the central challenge is 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.
Arizona reuses an estimated 52% of its treated wastewater and maintains established reuse programs; Casas Adobes tracks moderate to severe drought conditions on the U.S. Drought Monitor scale.
Explore the Arizona profile for statewide context, or dig into the water issues shaping Casas Adobes below.
At a glance
- Population ~66,795 (21st-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 Casas Adobes?
Casas Adobes 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 Casas Adobes get its water?
Casas Adobes 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.
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