NORTH LINN HIGH SCHOOL / MIDDLE SCHOOL
PWS ID: IA5722532 · TROY MILLS, Iowa 52344
Population Served
724
Total Violations
55
Health-Based Violations
26
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Public/Private
- Connections
- 3
- County
- Linn
- School/Daycare
- Yes
- MCL Violations
- 26
- Monitoring Violations
- 23
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 26 | 2004 |
| Lead and Copper Rule | MR | 8 | 2016 |
| Nitrate | MR | 7 | 1987 |
| Arsenic | MR | 4 | 2001 |
| Coliform (TCR) | MR | 4 | 2010 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.