EL MALPAIS NATIONAL MONUMENT
PWS ID: NM3580133 · GRANTS, New Mexico 87020
Population Served
50
Total Violations
15
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Federal
- Connections
- 4
- County
- Cibola
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 7
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate-Nitrite | MR | 6 | 2011 |
| Groundwater Rule | Other | 4 | 2024 |
| Groundwater Rule | TT | 4 | 2025 |
| Chlorine | MR | 1 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.