MARICOPA, AZ · Pinal County
MARICOPA MOUNTAIN DWID 1 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)
- AZ0411087
- System type
- Community Water System
- Population served
- 450
- Service connections
- 3
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Beryllium, Total
January 1, 2015 – December 31, 2017
ResolvedMaximum Contaminant Level Violation, Average
Health-basedArsenic
October 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—Barium
March 31, 1988 – March 30, 1991
ResolvedMonitoring, Regular
—Mercury
March 31, 1988 – March 30, 1991
ResolvedMonitoring, Regular
—Nitrate
March 31, 1988 – March 30, 1991
ResolvedMonitoring, Regular
—Chromium
March 31, 1988 – March 30, 1991
ResolvedMonitoring, Regular
—Cadmium
March 31, 1988 – March 30, 1991
ResolvedMonitoring, Regular
—Fluoride
January 1, 1988 – March 31, 1988
ResolvedMonitoring, Regular
—Barium
January 1, 1988 – March 31, 1988
ResolvedMonitoring, Regular
—Cadmium
January 1, 1988 – March 31, 1988
ResolvedMonitoring, Regular
—Chromium
January 1, 1988 – March 31, 1988
ResolvedMonitoring, Regular
—Mercury
January 1, 1988 – March 31, 1988
ResolvedMonitoring, Regular
—Nitrate
January 1, 1988 – March 31, 1988
ResolvedMonitoring, Regular
—Selenium
January 1, 1988 – March 31, 1988
ResolvedMonitoring, Regular
—Arsenic
March 5, 1985 – March 3, 1988
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2015 – December 31, 2017 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| October 1, 2010 – December 31, 2010 | Maximum Contaminant Level Violation, Average | Arsenic | Health-based | Resolved |
| March 31, 1988 – March 30, 1991 | Monitoring, Regular | Barium | — | Resolved |
| March 31, 1988 – March 30, 1991 | Monitoring, Regular | Mercury | — | Resolved |
| March 31, 1988 – March 30, 1991 | Monitoring, Regular | Nitrate | — | Resolved |
| March 31, 1988 – March 30, 1991 | Monitoring, Regular | Chromium | — | Resolved |
| March 31, 1988 – March 30, 1991 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Fluoride | — | Resolved |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Barium | — | Resolved |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Chromium | — | Resolved |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Mercury | — | Resolved |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 1988 – March 31, 1988 | Monitoring, Regular | Selenium | — | Resolved |
| March 5, 1985 – March 3, 1988 | Monitoring, Regular | Arsenic | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- October 4, 2024State Public Notification received196 linked violations
- January 9, 2017State Administrative/Compliance Order without penalty issued218 linked violations
- November 30, 2010State Compliance achieved348 linked violations
Contact
CRISWELL, NANCY A
520-424-9646
MARICOPA, AZ 85139