BLOCK A WELL CO-OP
PWS ID: NM3532517 · MENTMORE, New Mexico 87319
Population Served
92
Total Violations
175
Health-Based Violations
42
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 24
- County
- McKinley
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 101
- Treatment Tech Violations
- 36
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 39 | 2013 |
| Groundwater Rule | TT | 36 | 2024 |
| Chlorine | MR | 34 | 2008 |
| Consumer Confidence Rule | Other | 14 | 2013 |
| Revised Total Coliform Rule | MON | 12 | 2023 |
| Lead and Copper Rule | MR | 6 | 2009 |
| Coliform (TCR) | MCL | 6 | 1997 |
| Public Notice | Other | 4 | 2014 |
| Asbestos | MR | 4 | 2020 |
| Arsenic | MR | 1 | 1980 |
| Mercury | MR | 1 | 1980 |
| Cadmium | MR | 1 | 1980 |
| Barium | MR | 1 | 1980 |
| Selenium | MR | 1 | 1980 |
| Chromium | MR | 1 | 1980 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.