Sun City West, AZ
EPCOR - SUN CITY WEST · Serves 26K people · Groundwater
contaminants
detected
exceed
guidelines
Most concerning
Arsenic
1473×health limit
TraceAlso detected: Combined Radium, chlorate, Fluoride, strontium, Copper, Barium, vanadium, Chromium (total), molybdenum, Selenium, germanium, manganese (+12 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
22Filter 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
Sun City West water quality questions
- Is tap water in Sun City West, AZ (ZIP 85376) safe to drink?
- Tap water for ZIP 85376, served by EPCOR - SUN CITY WEST, has 12 contaminants detected above independent EWG health guidelines, including Arsenic at 1473× 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 Sun City West, AZ tap water?
- EPA monitoring data for ZIP 85376 shows 22 contaminants detected, including Arsenic, Chromium-6, HAA9, HAA6Br, Lead, HAA5. Each detected level is compared against both EPA legal limits and the stricter EWG health guidelines.
- Does Sun City West, AZ tap water have PFAS ("forever chemicals")?
- No PFAS were detected in the available testing (30 compounds tested) for ZIP 85376. 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 Sun City West, AZ 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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