Gustine, TX
CITY OF COMANCHE · Serves 4K people · Purchased Surface Water
This utility purchases treated water from a regional supplier. Contaminant data reflects monitoring at this utility's distribution system and may differ from regional district reports.
contaminants
detected
exceed
guidelines
PFAS
chemicals
Most concerning
TTHM
448×health limit
TraceAlso detected: chromium-6, chlorate, strontium, Copper, manganese, PFBA, Monochloroacetic acid, Monobromoacetic acid, vanadium, molybdenum, Halon 1011 (+11 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
24Filter 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
Gustine water quality questions
- Is tap water in Gustine, TX (ZIP 76455) safe to drink?
- Tap water for ZIP 76455, served by CITY OF COMANCHE, has 13 contaminants detected above independent EWG health guidelines, including TTHM at 448× 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 Gustine, TX tap water?
- EPA monitoring data for ZIP 76455 shows 22 contaminants detected, including TTHM, Dibromoacetic Acid, TOTAL HALOACETIC ACIDS (HAA5), Bromodichloromethane, Dibromochloromethane, Dichloroacetic Acid. Each detected level is compared against both EPA legal limits and the stricter EWG health guidelines.
- Does Gustine, TX tap water have PFAS ("forever chemicals")?
- Yes — 1 PFAS compound was detected out of 30 tested for ZIP 76455. PFAS are persistent synthetic chemicals linked to cancer, immune effects, and developmental harm, with no safe level of exposure established.
- 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 Gustine, TX 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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