Drinking water quality · 2024
· Verified
What's in Mesquite, TX tap water
34 contaminants were measured in the Mesquite, TX water system's 2024 annual report. Each is shown below against its federal limit.
- Reporting year
- 2024
- Contaminants measured
- 34
- Over federal limit
- 0
- Approaching the limit
- 0
- Service area
- TX
PFAS — EPA UCMR5 (2023–2025)
4 PFAS compounds detected in Mesquite, TX
The EPA finalized the first-ever federal drinking-water limits for six PFAS compounds in April 2024. These numbers come straight from EPA's UCMR5 lab dataset — every U.S. system serving more than 3,300 people tested every PFAS sample at an entry point to its distribution system. PFAS not listed below were either tested and not detected, or not yet sampled.
PFHxA
● Detected (no federal limit)PFBS
● Detected (no federal limit)PFBA
● Detected (no federal limit)PFPeA
● Detected (no federal limit)Where your water comes from · EPA SDWIS
Mesquite, TX buys its drinking water from NORTH TEXAS MWD WYLIE WTP, DALLAS WATER UTILITY.
Source
Treatment
Distribution
Also buys water from NORTH TEXAS MWD WYLIE WTP, DALLAS WATER UTILITY.
Compliance history
Federal Safe Drinking Water Act violation & enforcement records (EPA SDWIS). A violation is a regulatory determination by the state or EPA — separate from the measured levels above.
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| CopperA metal that enters water from corroding household plumbing. | 1.03 mg/L90th percentileAt the tap | 1.3 mg/LAction level | Within the limit |
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 0.00182 mg/L90th percentileAt the tap | 0.015 mg/LAction level | Within the limit |
| BariumA metal from erosion of natural deposits and industrial discharge. | 0.04–0.06 mg/LRangeOf Levels | 2 mg/LMCL | Within the limit |
| Antimony | 0–0 ug/LRangeOf Levels | None set | None detected |
| ArsenicA naturally occurring element that also enters water from industry and agriculture. | 0–0 ug/LRangeOf Levels | None set | None detected |
| Beryllium | 0–0 ug/LRangeOf Levels | None set | None detected |
| Cadmium | 0–0 ug/LRangeOf Levels | None set | None detected |
| MercuryA toxic metal from erosion of natural deposits and industrial runoff. | 0–0 ug/LRangeOf Levels | None set | None detected |
| SeleniumA trace element from natural deposits and industrial discharge. | 0–0 ug/LRangeOf Levels | None set | None detected |
| CalciumA naturally occurring mineral that contributes to water hardness. | 35.4–66.5 mg/LRangeof Levels | None set | Detected — no federal limit |
| MagnesiumA naturally occurring mineral that contributes to water hardness. | 5.88–9.84 mg/LRangeof Levels | None set | Detected — no federal limit |
| ManganeseA naturally occurring metal from soil and rock. | 0.082 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
| SodiumA naturally occurring salt component. | 88.7 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 22.6–58.2 ug/LRangeOf Levels | None set | Within the limit |
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 10–39 ug/LRangeOf Levels | None set | Within the limit |
| Chlorite | 0.187 mg/LAverageLevel of Quarterly Data | 1 mg/LMCL | Within the limit |
| BromateA disinfection byproduct formed when bromide-containing water is treated with ozone. | 0–0 ug/LRangeOf Levels | None set | None detected |
| BromodichloromethaneA trihalomethane disinfection byproduct. | 19.5 ug/LHighest single sampleSystem-wide | None set | Detected — no federal limit |
| BromoformA trihalomethane disinfection byproduct. | 4.27 ug/LHighest single sampleSystem-wide | None set | Detected — no federal limit |
| ChloroformA trihalomethane formed when chlorine reacts with organic matter in water. | 22.8 ug/LHighest single sampleSystem-wide | None set | Detected — no federal limit |
| DibromochloromethaneA trihalomethane disinfection byproduct. | 14 ug/LHighest single sampleSystem-wide | None set | Detected — no federal limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Cyanide | 28.5–128 ug/LRangeOf Levels | None set | Within the limit |
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.712 mg/LMaximumSystem-wide | 4 mg/LMCL | Within the limit |
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 0.0592–0.926 mg/LRangeOf Levels | 10 mg/LMCL | Within the limit |
| SulfateA naturally occurring mineral from rock and soil. | 165 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChloramineA longer-lasting disinfectant made by combining chlorine with ammonia. | 2.16 mg/LAverageLevel of Quarterly Data | 4 mg/LMCL | Within the limit |
| ChlorineA disinfectant added to drinking water to kill bacteria and viruses. | 0.027 mg/LAverageLevel of Quarterly Data | 4 mg/LMCL | Within the limit |
VOCs & pesticides
Other
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Chromium | 1.3–1.3 ug/LRangeOf Levels | None set | Within the limit |
Radionuclides
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances. | 0–0 pCi/LRangeOf Levels | 15 pCi/LMCL | None detected |
| Gross Beta Particle ActivityGross beta particle activity — a combined measure of beta-emitting radioactive substances. | 5.3–5.3 pCi/LRangeOf Levels | None set | Detected — no federal limit |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| AlkalinityA measure of the water's capacity to neutralize acids. | 128 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
| HardnessA measure of dissolved calcium and magnesium minerals. | 202 mg/LReported levelSystem-wide | None set | Detected — no federal limit |
People also ask about Mesquite, TX's water
+Is Mesquite, TX tap water safe to drink in 2024?
Every one of the 34 contaminants measured in Mesquite, TX's 2024 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.
+What contaminants are in Mesquite, TX tap water?
34 contaminants were measured in Mesquite, TX's 2024 Consumer Confidence Report, spanning metals, disinfection byproducts, and inorganic chemicals. 9 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Where does the data on this page come from?
Every value is transcribed from Mesquite, TX's 2024 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.
+How often is Mesquite, TX's water quality data updated?
Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2024 report; a new report will replace it once the utility publishes its next annual update.