ST JOHNS, AZ · Apache County
MOUNTAIN VIEW WATER COMP Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of June 1, 2003. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in Apache County, AZ.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
- AZ0401033
- System type
- Community Water System
- Population served
- 150
- Service connections
- 56
- Ownership
- privately owned
- Water source
- groundwater (wells)
MOUNTAIN VIEW WATER COMP is one of 1,189 community water systems in Arizona in the 500 or fewer people size category, formerly serving 150 people from groundwater.
EPA's federal records list this system as inactive in 2003; the record below is historical.
As of August 1, 2026, its federal record holds 45 entries between 1980 and 1991, all of which EPA lists as closed. Nothing has been added since 1991.
Of the 45, 38 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals, volatile organic chemicals, and the Radionuclides and Revised Rad Rule.
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
December 1, 1991 – December 31, 1991
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedGross Alpha, Excl. Radon and U
November 16, 1991 – November 15, 1995
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedGross Alpha, Excl. Radon and U
November 16, 1991 – November 15, 1995
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedCombined Radium (-226 and -228)
November 16, 1991 – November 15, 1995
ArchivedMonitoring, Check/Repeat/Confirmation
—Arsenic
February 28, 1991 – February 27, 1994
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
April 1, 1988 – June 30, 1988
ArchivedMonitoring, Regular
—Nitrate
February 29, 1988 – February 27, 1991
ArchivedMonitoring, Regular
—Chromium
February 29, 1988 – February 27, 1991
ArchivedMonitoring, Regular
—Cadmium
February 29, 1988 – February 27, 1991
ArchivedMonitoring, Regular
—Selenium
February 29, 1988 – February 27, 1991
ArchivedMonitoring, Regular
—Mercury
February 29, 1988 – February 27, 1991
ArchivedMonitoring, Regular
—Barium
February 29, 1988 – February 27, 1991
ArchivedMonitoring, Regular
—Fluoride
February 29, 1988 – February 27, 1991
ArchivedMonitoring, Regular
—Arsenic
February 29, 1988 – February 27, 1991
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
November 16, 1987 – November 15, 1991
ArchivedMonitoring, Regular
—Barium
July 1, 1987 – September 30, 1987
ArchivedMonitoring, Regular
—Cadmium
July 1, 1987 – September 30, 1987
ArchivedMonitoring, Regular
—Mercury
July 1, 1987 – September 30, 1987
ArchivedMonitoring, Regular
—Chromium
July 1, 1987 – September 30, 1987
ArchivedMonitoring, Regular
—Selenium
July 1, 1987 – September 30, 1987
ArchivedMonitoring, Regular
—Fluoride
July 1, 1987 – September 30, 1987
ArchivedMonitoring, Regular
—Nitrate
July 1, 1987 – September 30, 1987
ArchivedMonitoring, Regular
—Benzene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Tetrachloroethylene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—CHLOROBENZENE
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Toluene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Ethylbenzene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Styrene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—DICHLOROMETHANE
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—o-Dichlorobenzene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—p-Dichlorobenzene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—1,2-Dichloroethane
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Carbon tetrachloride
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—1,2-Dichloropropane
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Trichloroethylene
January 1, 1987 – January 1, 1992
ArchivedMonitoring, Regular
—Arsenic
August 18, 1984 – August 17, 1987
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedFluoride
August 17, 1984 – September 16, 1984
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedFluoride
March 9, 1981 – May 8, 1981
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedFluoride
July 9, 1980 – August 8, 1980
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 1980 – June 30, 1984
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedFluoride
June 30, 1980 – August 29, 1980
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| December 1, 1991 – December 31, 1991 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| November 16, 1991 – November 15, 1995 | Maximum Contaminant Level Violation, Single Sample | Gross Alpha, Excl. Radon and U | Health-based | Archived |
| November 16, 1991 – November 15, 1995 | Maximum Contaminant Level Violation, Single Sample | Gross Alpha, Excl. Radon and U | Health-based | Archived |
| November 16, 1991 – November 15, 1995 | Maximum Contaminant Level Violation, Single Sample | Combined Radium (-226 and -228) | Health-based | Archived |
| February 28, 1991 – February 27, 1994 | Monitoring, Check/Repeat/Confirmation | Arsenic | — | Archived |
| April 1, 1988 – June 30, 1988 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| February 29, 1988 – February 27, 1991 | Monitoring, Regular | Nitrate | — | Archived |
| February 29, 1988 – February 27, 1991 | Monitoring, Regular | Chromium | — | Archived |
| February 29, 1988 – February 27, 1991 | Monitoring, Regular | Cadmium | — | Archived |
| February 29, 1988 – February 27, 1991 | Monitoring, Regular | Selenium | — | Archived |
| February 29, 1988 – February 27, 1991 | Monitoring, Regular | Mercury | — | Archived |
| February 29, 1988 – February 27, 1991 | Monitoring, Regular | Barium | — | Archived |
| February 29, 1988 – February 27, 1991 | Monitoring, Regular | Fluoride | — | Archived |
| February 29, 1988 – February 27, 1991 | Monitoring, Regular | Arsenic | — | Archived |
| November 16, 1987 – November 15, 1991 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| July 1, 1987 – September 30, 1987 | Monitoring, Regular | Barium | — | Archived |
| July 1, 1987 – September 30, 1987 | Monitoring, Regular | Cadmium | — | Archived |
| July 1, 1987 – September 30, 1987 | Monitoring, Regular | Mercury | — | Archived |
| July 1, 1987 – September 30, 1987 | Monitoring, Regular | Chromium | — | Archived |
| July 1, 1987 – September 30, 1987 | Monitoring, Regular | Selenium | — | Archived |
| July 1, 1987 – September 30, 1987 | Monitoring, Regular | Fluoride | — | Archived |
| July 1, 1987 – September 30, 1987 | Monitoring, Regular | Nitrate | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Benzene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Tetrachloroethylene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | CHLOROBENZENE | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Toluene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Ethylbenzene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Styrene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | DICHLOROMETHANE | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | o-Dichlorobenzene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | 1,2-Dichloroethane | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Carbon tetrachloride | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | 1,2-Dichloropropane | — | Archived |
| January 1, 1987 – January 1, 1992 | Monitoring, Regular | Trichloroethylene | — | Archived |
| August 18, 1984 – August 17, 1987 | Monitoring, Regular | Arsenic | — | Archived |
| August 17, 1984 – September 16, 1984 | Maximum Contaminant Level Violation, Single Sample | Fluoride | Health-based | Archived |
| March 9, 1981 – May 8, 1981 | Maximum Contaminant Level Violation, Single Sample | Fluoride | Health-based | Archived |
| July 9, 1980 – August 8, 1980 | Maximum Contaminant Level Violation, Single Sample | Fluoride | Health-based | Archived |
| July 1, 1980 – June 30, 1984 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| June 30, 1980 – August 29, 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
- September 24, 1980State Other1 linked violation
- October 11, 1979State Othergeneral compliance action — not tied to a specific violation on record
Last known contact on file (system is inactive)
Not on record
Phone not on record
ST JOHNS, AZ 85936