MALLARD WATER SUPPLY Water Quality Report
Population
257
people served
Water Source
🏔️ Ground
wells & aquifers
National Rank
—
of 49,184 US systems
5-Year Record
⚠️ 44
violations recorded
F
Unsafe
Safety Grade
44 violations in the past 5 years, including 52 health-based
System Details
- PWSID
- IA7450019
- Population Served
- 257
- Water Source
- Ground Water
- Owner
- Local Government
- State
- Iowa
- EPA Region
- 7
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Arsenic | ✕ Health-Based | 54 |
| Contaminant 1032 | ⚠ Monitoring/Reporting | 9 |
| Haloacetic Acids (HAA5) | ⚠ Monitoring/Reporting | 1 |
| Total Trihalomethanes (TTHMs) | ⚠ Monitoring/Reporting | 1 |
Violation History
2024
18
2022
12
2021
14
2020
9
2019
8
2017
2
2016
2
Total violations on record: 65
Service Area
Cities Served
ZIP Codes Served
Recommended Water Filters
Based on contaminants detected in this water system:
Reverse Osmosis System
Removes up to 99% of contaminants including PFAS, lead, arsenic, and nitrates
Removes: Arsenic
Activated Carbon Filter
Effective for chlorine, THMs, pesticides, and taste/odor improvement
Removes: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Water Distiller
Removes heavy metals, minerals, and most contaminants through evaporation
Removes: Arsenic
How does this compare?
This systemNational average
Grade F
Avg: B-C
65violations total
232% of national average
National avg: ~28 per system
🏘️ Small community water system.