Alamo-Alamo Community
PWS ID: NN3500285 · Alamo, Navajo Nation 87825
Population Served
785
Total Violations
899
Health-Based Violations
31
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 208
- School/Daycare
- No
- MCL Violations
- 31
- Monitoring Violations
- 765
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 109 | 2015 |
| Revised Total Coliform Rule | MON | 67 | 2025 |
| Coliform (TCR) | MCL | 31 | 2013 |
| Consumer Confidence Rule | Other | 29 | 2024 |
| Nitrate | MR | 26 | 2020 |
| Public Notice | Other | 25 | 2025 |
| Nitrite | MR | 22 | 2020 |
| Revised Total Coliform Rule | RPT | 16 | 2025 |
| E. COLI | MR | 9 | 2017 |
| Arsenic | MR | 8 | 2011 |
| Barium | MR | 8 | 2011 |
| Cadmium | MR | 8 | 2011 |
| Chromium | MR | 8 | 2011 |
| CYANIDE | MR | 8 | 2011 |
| Mercury | MR | 8 | 2011 |
| Selenium | MR | 8 | 2011 |
| Antimony, Total | MR | 8 | 2011 |
| Beryllium, Total | MR | 8 | 2011 |
| Thallium, Total | MR | 8 | 2011 |
| Endrin | MR | 8 | 2011 |
| BHC-GAMMA | MR | 8 | 2011 |
| Methoxychlor | MR | 8 | 2011 |
| Toxaphene | MR | 8 | 2011 |
| Dalapon | MR | 8 | 2011 |
| Diquat | MR | 8 | 2011 |
| Endothall | MR | 8 | 2011 |
| Glyphosate | MR | 8 | 2011 |
| Di(2-ethylhexyl) adipate | MR | 8 | 2011 |
| OXAMYL | MR | 8 | 2011 |
| Simazine | MR | 8 | 2011 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.