WOOLSTOCK WATER SUPPLY
PWS ID: IA9970037 · WOOLSTOCK, Iowa 50599
Population Served
144
Total Violations
44
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 92
- County
- Wright
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 21
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 5 | 1996 |
| Consumer Confidence Rule | Other | 4 | 2016 |
| Coliform (TCR) | MCL | 4 | 1999 |
| Arsenic | MR | 2 | 1988 |
| Fluoride | MR | 2 | 1988 |
| Lead and Copper Rule | MR | 2 | 1990 |
| Mercury | MR | 2 | 1988 |
| Chromium | MR | 2 | 1988 |
| Barium | MR | 2 | 1988 |
| Selenium | MR | 2 | 1988 |
| Cadmium | MR | 2 | 1988 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.