SIOUX FALLS Water Quality Report
Population
216,462
people served
Water Source
🌊 Surface
rivers, lakes, reservoirs
National Rank
Top 43%
of 49,184 US systems
5-Year Record
✅ Clean
no violations
A
Safe
Safety Grade
0 violations in the past 5 years, including 1 health-based
System Details
- PWSID
- SD4600294
- Population Served
- 216,462
- Water Source
- Surface Water
- Owner
- Local Government
- State
- South Dakota
- EPA Region
- 8
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 0400 | ✕ Health-Based | 1 |
Violation History
2009
1
Total violations on record: 1
Service Area
Cities Served
ZIP Codes Served
How does this compare?
This systemNational average
Grade A
Avg: B-C
1violations total
4% of national average
National avg: ~28 per system
🏙️ This is a large system — serving 32× more people than the national average.