SURPRISE, AZ · Maricopa County
SURPRISE CITY OF - MOUNTAIN VISTA Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Arizona’s official records. Always confirm current status with Arizona before making decisions based on this information.
System facts
- System ID (PWSID)
- AZ0407500
- System type
- Community Water System
- Population served
- 40,007
- Service connections
- 15,167
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—CHLOROBENZENE
October 1, 2019 – December 31, 2019
ArchivedMonitoring, Regular
—1,1,2-Trichloroethane
October 1, 2019 – December 31, 2019
ArchivedMonitoring, Regular
—Xylenes, Total
October 1, 2019 – December 31, 2019
ArchivedMonitoring, Regular
—Tetrachloroethylene
April 1, 2017 – June 30, 2017
ResolvedMonitoring, Regular
—Benzene
April 1, 2017 – June 30, 2017
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Toluene
January 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2005 – December 31, 2005
Resolved
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2019 – December 31, 2019 | Monitoring, Regular | CHLOROBENZENE | — | Archived |
| October 1, 2019 – December 31, 2019 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Archived |
| October 1, 2019 – December 31, 2019 | Monitoring, Regular | Xylenes, Total | — | Archived |
| April 1, 2017 – June 30, 2017 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| April 1, 2017 – June 30, 2017 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2007 – December 31, 2007 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2007 – December 31, 2007 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
Enforcement actions
- January 23, 2006Federal Variance/Exemption issuedgeneral compliance action — not tied to a specific violation on record
Contact
PEZZELLE, STEPHANIE R
623-222-7030
SURPRISE, AZ 85374