TIERRA AMARILLA MDWCA
PWS ID: NM3503321 · TIERRA AMARILLA, New Mexico 87575
Population Served
470
Total Violations
199
Health-Based Violations
53
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 134
- County
- Rio Arriba
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 69
- Treatment Tech Violations
- 53
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Groundwater Rule | TT | 49 | 2023 |
| Consumer Confidence Rule | Other | 40 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 23 | 2018 |
| TTHM | MR | 20 | 2016 |
| Public Notice | Other | 19 | 2021 |
| Lead and Copper Rule | MR | 14 | 2017 |
| Revised Total Coliform Rule | MON | 12 | 2016 |
| Revised Total Coliform Rule | Other | 3 | 2016 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 2 | 2010 |
| LEAD AND COPPER RULE REVISIONS | RPT | 2 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 2 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.