White Sulphur Springs, MT
WHITE SULPHUR SPRINGS CITY OF · Serves 1K people · Surface Water
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contaminants
detected
exceed
guidelines
Most concerning
Arsenic
1250×health limit
TraceAlso detected: Bromoform, Nitrate, Fluoride, Copper, Barium (+5 more contaminants)
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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.
All Contaminants
15Filter by health risk
Critical findings — every contaminant in your water that exceeds the EWG health limit by 10× or more. Start here.
Filtration Analysis
Viven
Multi-stage
Activated
Carbon filter
Reverse
Osmosis only
PFAS / Forever Chemicals
Viven
99.9%Carbon
PartialRO only
YesHeavy Metals
Viven
99.9%Carbon
LimitedRO only
YesRadionuclides
Viven
99.9%Carbon
NoRO only
YesMinerals re-added
Viven
YesCarbon
NoRO only
NoContaminants in your water that Viven removes
Reserve nowFrequently asked
White Sulphur Springs water quality questions
- Is tap water in White Sulphur Springs, MT (ZIP 59645) safe to drink?
- Tap water for ZIP 59645, served by WHITE SULPHUR SPRINGS CITY OF, has 12 contaminants detected above independent EWG health guidelines, including Arsenic at 1250× the guideline. Meeting EPA legal limits does not necessarily mean water is safe — federal legal limits are often far higher than the latest health-based guidelines.
- What contaminants are in White Sulphur Springs, MT tap water?
- EPA monitoring data for ZIP 59645 shows 15 contaminants detected, including Arsenic, TTHM, Dibromoacetic Acid, Dibromochloromethane, TOTAL HALOACETIC ACIDS (HAA5), Bromodichloromethane. Each detected level is compared against both EPA legal limits and the stricter EWG health guidelines.
- Does White Sulphur Springs, MT tap water have PFAS ("forever chemicals")?
- No PFAS were detected in the available testing (0 compounds tested) for ZIP 59645. 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 White Sulphur Springs, MT 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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