NPS-JEWEL CAVE NATIONAL MONUMENT
PWS ID: SD4680044 · CUSTER, South Dakota 57730
Population Served
219
Total Violations
3
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Federal
- Connections
- 13
- County
- Custer
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 3
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 3 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.