BUFFALO GAP Water Quality Report
Population
126
people served
Water Source
🏔️ Ground
wells & aquifers
National Rank
Top 94%
of 49,184 US systems
5-Year Record
⚠️ 23
violations recorded
D
Poor
Safety Grade
23 violations in the past 5 years, including 13 health-based
System Details
- PWSID
- SD4600077
- Population Served
- 126
- Water Source
- Ground Water
- Owner
- Local Government
- State
- South Dakota
- EPA Region
- 8
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 7500 | ⚠ Monitoring/Reporting | 13 |
| Contaminant 7000 | ⚠ Monitoring/Reporting | 2 |
| Contaminant 5000 | ⚠ Monitoring/Reporting | 4 |
| Contaminant 0400 | ✕ Health-Based | 10 |
| Contaminant 0700 | ✕ Health-Based | 3 |
| Contaminant 0999 | ⚠ Monitoring/Reporting | 31 |
| Contaminant 3100 | ⚠ Monitoring/Reporting | 8 |
| Contaminant 8000 | ⚠ Monitoring/Reporting | 15 |
Violation History
2025
2
2024
1
2023
20
2018
8
2017
4
2016
20
2015
6
2014
9
2013
1
2011
1
Total violations on record: 86
Service Area
Cities Served
ZIP Codes Served
How does this compare?
This systemNational average
Grade D
Avg: B-C
86violations total
307% of national average
National avg: ~28 per system
🏘️ Small community water system.