CITY WATER-SYSTEM LEDGER
Surprise, Arizona
EPA’s September 2026 export lists 4 active community water systems serving Surprise, Arizona, with 1 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Surprise, Arizona
EPA associates 4 covered systems with Surprise, Arizona; their reported population-served values total 201,951 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Epcor - Agua FriaAZ0407695 | 127,718 | Surface water | Current health-based flag |
| Surprise City Of - Mountain VistaAZ0407500 | 40,007 | Ground water | No current violation flagged |
| Desert OasisAZ0407523 | 23,963 | Ground water | No current violation flagged |
| Beardsley Water Company 1AZ0407007 | 10,263 | Ground water | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Surprise, Arizona
EPA classifies 4 systems serving Surprise, Arizona across 2 primary-source categories; Surface water is the largest category with 1 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.