ROCKY BOY'S RURAL WATER
PWS ID: 083090075 · BOX ELDER, 08 59521
Population Served
2,000
Total Violations
130
Health-Based Violations
23
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 477
- School/Daycare
- No
- MCL Violations
- 21
- Monitoring Violations
- 99
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 21 | 2009 |
| Coliform (TCR) | MR | 13 | 2003 |
| Asbestos | MR | 4 | 2021 |
| Diquat | MR | 2 | 2017 |
| Endothall | MR | 2 | 2017 |
| Glyphosate | MR | 2 | 2017 |
| Cadmium | MR | 2 | 2014 |
| Consumer Confidence Rule | Other | 2 | 2014 |
| Antimony, Total | MR | 2 | 2014 |
| Chromium | MR | 2 | 2014 |
| Thallium, Total | MR | 2 | 2014 |
| Nickel | MR | 2 | 2014 |
| Barium | MR | 2 | 2014 |
| Groundwater Rule | TT | 2 | 2017 |
| Arsenic | MR | 2 | 2014 |
| Selenium | MR | 2 | 2014 |
| Mercury | MR | 2 | 2014 |
| Beryllium, Total | MR | 2 | 2014 |
| Lead and Copper Rule | MR | 2 | 2011 |
| Endrin | MR | 1 | 2014 |
| Toxaphene | MR | 1 | 2014 |
| OXAMYL | MR | 1 | 2014 |
| Simazine | MR | 1 | 2014 |
| Picloram | MR | 1 | 2014 |
| Dinoseb | MR | 1 | 2014 |
| Carbofuran | MR | 1 | 2014 |
| LASSO | MR | 1 | 2014 |
| 2,3,7,8-TCDD | MR | 1 | 2014 |
| Heptachlor epoxide | MR | 1 | 2014 |
| 2,4-D | MR | 1 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.