COPCO LAKE MWC
Arizona — Community Water System — PWSID: CA4700551
System Information
| PWSID | CA4700551 |
| System Name | COPCO LAKE MWC |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Arizona |
| City | PRESCOTT |
| ZIP Code | 86305 |
| Address | 8640 North Valley Oak Dr. |
| Organization | MORGAN, JOSEPH |
| Phone | 530-905-1337 |
Population & Service
| Population Served | 181 |
| Service Connections | 65 |
Drinking Water Violations (26)
This water system has 26 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 1993 | Jul 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1993 | Total Coliform Rule |
| Sep 1, 1984 | Sep 30, 1984 | Other | No | No | — | — | — | Archived | Sep 30, 1984 | Miscellaneous Other Rules | |
| Aug 1, 1984 | Aug 31, 1984 | Other | No | No | — | — | — | Archived | Aug 31, 1984 | Miscellaneous Other Rules | |
| Jul 1, 1984 | Jul 31, 1984 | Other | No | No | — | — | — | Archived | Jul 31, 1984 | Miscellaneous Other Rules | |
| Jun 1, 1984 | Jun 30, 1984 | Other | No | No | — | — | — | Archived | Jun 30, 1984 | Miscellaneous Other Rules | |
| May 1, 1984 | May 31, 1984 | Other | No | No | — | — | — | Archived | May 31, 1984 | Miscellaneous Other Rules | |
| Apr 1, 1984 | Apr 30, 1984 | Other | No | No | — | — | — | Archived | Apr 30, 1984 | Miscellaneous Other Rules | |
| Mar 1, 1984 | Mar 31, 1984 | Other | No | No | — | — | — | Archived | Mar 31, 1984 | Miscellaneous Other Rules | |
| Feb 1, 1984 | Feb 29, 1984 | Other | No | No | — | — | — | Archived | Feb 29, 1984 | Miscellaneous Other Rules | |
| Jan 1, 1984 | Jan 31, 1984 | Other | No | No | — | — | — | Archived | Jan 31, 1984 | Miscellaneous Other Rules | |
| Dec 1, 1983 | Dec 31, 1983 | Other | No | No | — | — | — | Archived | Dec 31, 1983 | Miscellaneous Other Rules | |
| Nov 1, 1983 | Nov 30, 1983 | Other | No | No | — | — | — | Archived | Nov 30, 1983 | Miscellaneous Other Rules | |
| Oct 1, 1983 | Oct 31, 1983 | Other | No | No | — | — | — | Archived | Oct 31, 1983 | Miscellaneous Other Rules | |
| Sep 1, 1983 | Sep 30, 1983 | Other | No | No | — | — | — | Archived | Sep 30, 1983 | Miscellaneous Other Rules | |
| Aug 1, 1983 | Aug 31, 1983 | Other | No | No | — | — | — | Archived | Aug 31, 1983 | Miscellaneous Other Rules | |
| Jul 1, 1983 | Jul 31, 1983 | Other | No | No | — | — | — | Archived | Jul 31, 1983 | Miscellaneous Other Rules | |
| Jun 1, 1983 | Jun 30, 1983 | Other | No | No | — | — | — | Archived | Jun 30, 1983 | Miscellaneous Other Rules | |
| May 1, 1983 | May 31, 1983 | Other | No | No | — | — | — | Archived | May 31, 1983 | Miscellaneous Other Rules | |
| Apr 1, 1983 | Apr 30, 1983 | Other | No | No | — | — | — | Archived | Apr 30, 1983 | Miscellaneous Other Rules | |
| Mar 1, 1983 | Mar 31, 1983 | Other | No | No | — | — | — | Archived | Mar 31, 1983 | Miscellaneous Other Rules | |
| Feb 1, 1983 | Feb 28, 1983 | Other | No | No | — | — | — | Archived | Feb 28, 1983 | Miscellaneous Other Rules | |
| Jan 1, 1983 | Jan 31, 1983 | Other | No | No | — | — | — | Archived | Jan 31, 1983 | Miscellaneous Other Rules | |
| Dec 1, 1982 | Dec 31, 1982 | Other | No | No | — | — | — | Archived | Dec 31, 1982 | Miscellaneous Other Rules | |
| Nov 1, 1982 | Nov 30, 1982 | Other | No | No | — | — | — | Archived | Nov 30, 1982 | Miscellaneous Other Rules | |
| Oct 1, 1982 | Oct 31, 1982 | Other | No | No | — | — | — | Archived | Oct 31, 1982 | Miscellaneous Other Rules | |
| Oct 1, 1981 | Sep 30, 1982 | Gross Alpha, Excl. Radon and U | MR | No | Yes | — | 15 pCi/L | — | Archived | Sep 30, 1982 | Radionuclides and Revised Rad Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.