CAPE HORN MAINTENANCE COMPANY
PWS ID: WA5311060 · Mount Vernon, Washington 98273
Population Served
940
Total Violations
30
Health-Based Violations
19
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 566
- County
- Skagit
- School/Daycare
- No
- MCL Violations
- 19
- Monitoring Violations
- 11
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 19 | 2014 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2002 |
| Fluoride | MR | 1 | 1979 |
| Nitrate | MR | 1 | 1979 |
| Barium | MR | 1 | 1979 |
| Mercury | MR | 1 | 1979 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1979 |
| Cadmium | MR | 1 | 1979 |
| ETHYLENE DIBROMIDE | MR | 1 | 2002 |
| Arsenic | MR | 1 | 1979 |
| Chromium | MR | 1 | 1979 |
| Selenium | MR | 1 | 1979 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.