GATEWAY CANYONS WS
PWS ID: CO0139220 · GATEWAY, Colorado 81522
Population Served
370
Total Violations
253
Health-Based Violations
12
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 9
- County
- Mesa
- School/Daycare
- No
- MCL Violations
- 12
- Monitoring Violations
- 233
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 12 | 2011 |
| Mercury | MR | 6 | 2009 |
| Nickel | MR | 6 | 2009 |
| Thallium, Total | MR | 6 | 2009 |
| Arsenic | MR | 6 | 2009 |
| Antimony, Total | MR | 6 | 2009 |
| Beryllium, Total | MR | 6 | 2009 |
| Selenium | MR | 6 | 2009 |
| Fluoride | MR | 6 | 2009 |
| Chromium | MR | 6 | 2009 |
| Cadmium | MR | 6 | 2009 |
| Barium | MR | 6 | 2009 |
| Consumer Confidence Rule | Other | 5 | 2024 |
| Chlorine | MR | 5 | 2025 |
| Lead and Copper Rule | MR | 3 | 2008 |
| Endrin | MR | 3 | 2009 |
| Toxaphene | MR | 3 | 2009 |
| Dalapon | MR | 3 | 2009 |
| Diquat | MR | 3 | 2009 |
| Simazine | MR | 3 | 2009 |
| Di(2-ethylhexyl) phthalate | MR | 3 | 2009 |
| Picloram | MR | 3 | 2009 |
| Hexachlorocyclopentadiene | MR | 3 | 2009 |
| Carbofuran | MR | 3 | 2009 |
| Atrazine | MR | 3 | 2009 |
| LASSO | MR | 3 | 2009 |
| Heptachlor epoxide | MR | 3 | 2009 |
| 2,4,5-TP | MR | 3 | 2009 |
| Benzo(a)pyrene | MR | 3 | 2009 |
| ETHYLENE DIBROMIDE | MR | 3 | 2009 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.