EPA Database Report
Rapid City, SD
THUNDERHEAD EPISCOPAL CAMP · Serves 45 people · Groundwater
0
contaminants
detected
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The truth about legal limits
Legal does not equal safe.
Meeting EPA legal limits does not mean your water is safe for drinking.
We benchmark against the strictest independent health-based guidelines.
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All Contaminants
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Good news for your area
No EPA violations or contaminant exceedances were found for this water system. However, many common contaminants like lead from aging pipes, microplastics, and pharmaceutical residues are not routinely tested.
Frequently asked
Rapid City water quality questions
- Is tap water in Rapid City, SD (ZIP 57102) safe to drink?
- Tap water for ZIP 57102, served by THUNDERHEAD EPISCOPAL CAMP, shows no contaminants above independent EWG health guidelines in the available EPA monitoring data. Note that EPA legal limits are often higher than health-based guidelines, and not every contaminant is tested.
- What contaminants are in Rapid City, SD tap water?
- EPA monitoring data for ZIP 57102 shows no contaminants currently detected above reporting thresholds. Testing coverage varies by water system.
- Does Rapid City, SD tap water have PFAS ("forever chemicals")?
- No PFAS were detected in the available testing (0 compounds tested) for ZIP 57102. PFAS testing coverage varies by water system, so absence in the data does not guarantee none are present.
- How can I remove these contaminants from my drinking water?
- A multi-stage filtration system that combines activated carbon, reverse osmosis, and remineralization removes PFAS, heavy metals, and disinfection byproducts while restoring beneficial minerals. The Viven faucet is engineered to remove 99.9% of the contaminants found in tap water.
- Where does this Rapid City, SD water quality data come from?
- This report is built from U.S. EPA data: the Unregulated Contaminant Monitoring Rule (UCMR 3/4/5), the Six-Year Review (SYR4), the Lead and Copper Rule (LCR), and SDWIS violation records. Detected levels are compared against EPA legal limits and Environmental Working Group (EWG) health guidelines. Data last updated 2026-05-01.
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