SIRWA #1 (GREENFIELD)
PWS ID: IA0140701 · CRESTON, Iowa 50801
Population Served
1,712
Total Violations
80
Health-Based Violations
43
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 685
- County
- Adair
- School/Daycare
- No
- MCL Violations
- 43
- Monitoring Violations
- 16
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 23 | 2014 |
| Total Haloacetic Acids (HAA5) | MCL | 20 | 2015 |
| Lead and Copper Rule | MR | 6 | 2014 |
| Coliform (TCR) | MR | 6 | 1991 |
| Public Notice | Other | 5 | 2015 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.