CENTENNIAL WATER AND SEWER DISTRICT
PWS ID: WY5601232 · CENTENNIAL, Wyoming 82055
Population Served
150
Total Violations
78
Health-Based Violations
21
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 100
- County
- Albany
- School/Daycare
- No
- MCL Violations
- 13
- Monitoring Violations
- 47
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 13 | 2013 |
| Consumer Confidence Rule | Other | 9 | 2017 |
| Groundwater Rule | TT | 8 | 2015 |
| Coliform (TCR) | MR | 7 | 2003 |
| Lead and Copper Rule | MR | 6 | 2022 |
| E. COLI | MR | 3 | 2010 |
| Arsenic | MR | 2 | 2007 |
| Endrin | MR | 1 | 2008 |
| BHC-GAMMA | MR | 1 | 2008 |
| Toxaphene | MR | 1 | 2008 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2008 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 2008 |
| Picloram | MR | 1 | 2008 |
| LASSO | MR | 1 | 2008 |
| Heptachlor | MR | 1 | 2008 |
| Heptachlor epoxide | MR | 1 | 2008 |
| 2,4-D | MR | 1 | 2008 |
| Benzo(a)pyrene | MR | 1 | 2008 |
| Pentachlorophenol | MR | 1 | 2008 |
| Total Polychlorinated Biphenyls (PCB) | MR | 1 | 2008 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2008 |
| ETHYLENE DIBROMIDE | MR | 1 | 2008 |
| Nitrate-Nitrite | MR | 1 | 2018 |
| Chlorine | MR | 1 | 2023 |
| Carbofuran | MR | 1 | 2008 |
| Methoxychlor | MR | 1 | 2008 |
| Dalapon | MR | 1 | 2008 |
| Hexachlorocyclopentadiene | MR | 1 | 2008 |
| Simazine | MR | 1 | 2008 |
| Dinoseb | MR | 1 | 2008 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.