MAMMOTH, AZ · Pinal County
MAMMOTH TOWN OF 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)
- AZ0411018
- System type
- Community Water System
- Population served
- 1,181
- Service connections
- 539
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Selenium
July 1, 1988 – September 30, 1988
ArchivedMonitoring, Regular
—Barium
July 1, 1988 – September 30, 1988
ArchivedMonitoring, Regular
—Cadmium
July 1, 1988 – September 30, 1988
ArchivedMonitoring, Regular
—Chromium
July 1, 1988 – September 30, 1988
ArchivedMonitoring, Regular
—Fluoride
July 1, 1988 – September 30, 1988
ArchivedMonitoring, Regular
—Mercury
July 1, 1988 – September 30, 1988
ArchivedMonitoring, Regular
—Nitrate
July 1, 1988 – September 30, 1988
ArchivedMonitoring, Regular
—Arsenic
August 6, 1985 – August 4, 1988
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedFluoride
January 22, 1980 – March 21, 1980
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 1988 – September 30, 1988 | Monitoring, Regular | Selenium | — | Archived |
| July 1, 1988 – September 30, 1988 | Monitoring, Regular | Barium | — | Archived |
| July 1, 1988 – September 30, 1988 | Monitoring, Regular | Cadmium | — | Archived |
| July 1, 1988 – September 30, 1988 | Monitoring, Regular | Chromium | — | Archived |
| July 1, 1988 – September 30, 1988 | Monitoring, Regular | Fluoride | — | Archived |
| July 1, 1988 – September 30, 1988 | Monitoring, Regular | Mercury | — | Archived |
| July 1, 1988 – September 30, 1988 | Monitoring, Regular | Nitrate | — | Archived |
| August 6, 1985 – August 4, 1988 | Monitoring, Regular | Arsenic | — | Archived |
| January 22, 1980 – March 21, 1980 | Maximum Contaminant Level Violation, Single Sample | Fluoride | Health-based | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- October 10, 2013State Compliance achieved284 linked violations
- October 2, 1991State Compliance achieved134 linked violations
- March 25, 1980State Other2 linked violations
- December 19, 1978State Othergeneral compliance action — not tied to a specific violation on record
- March 31, 1978State Othergeneral compliance action — not tied to a specific violation on record
Contact
MORENO, HECTOR
520-487-2331
MAMMOTH, AZ 85618