We read 11 results from City of Grapevine’s 2024 water quality report. No results over a legal limit; 3 above a health goal or guideline.
Serves about 50,631 people · Water system ID TX2200013 · Read the district’s 2024 report (opens in a new tab)
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Results from the 2024 report
Each number is copied from the district’s report and links to the page it’s printed on. Where the report lists several plants, wells or purchased water, the highest is shown.
| Contaminant | Result | Health goal | Legal limit | What it means |
|---|---|---|---|---|
| Atrazinehighest measured · listed as a violation in the report · Grapevine plant · 2024 report, page 5 | 0.2 ppb | 0.15 ppb | 3 ppb | Above the health goal1.3x the health goal |
| Lead90th percentile of homes tested, 0 over the action level · listed as a violation in the report · sampled 2022 · Customer taps · 2024 report, page 5 | 2 ppb | 0.2 ppb | 15 ppb (action level) | Above the health goal10x the health goal |
| Radium (combined 226 + 228)highest measured · listed as a violation in the report · sampled 2023 · Grapevine plant · 2024 report, page 5 | 1.5 pCi/L | 0 pCi/L | 5 pCi/L | Above the health goalThe health goal is zero |
| Bariumhighest measured · range 0.04 to 0.05 · listed as a violation in the report · Grapevine plant · 2024 report, page 5 | 0.05 ppm | 2 ppm | 2 ppm | Below the health goal |
| Chloramineaverage · range 0.5 to 4 · listed as a violation in the report · Distribution system · 2024 report, page 6 | 2.55 ppm | None set | 4 ppm | Below the legal limit |
| Copper90th percentile of homes tested, 0 over the action level · listed as a violation in the report · sampled 2022 · Customer taps · 2024 report, page 5 | 0.24 ppm | 0.3 ppm | 1.3 ppm (action level) | Below the health goal |
| Disinfection byproducts (HAA5)average · range 7.7 to 38.1 · listed as a violation in the report · Distribution system · 2024 report, page 6 | 19.1 ppb | None set | 60 ppb | Below the legal limit |
| Disinfection byproducts (TTHM)average · range 19.7 to 82.5 · listed as a violation in the report · Distribution system · 2024 report, page 6 | 42.5 ppb | None set | 80 ppb | Below the legal limit |
| Fluoridehighest measured · range 0.14 to 0.36 · listed as a violation in the report · Grapevine plant · 2024 report, page 5 | 0.14 ppm | 1 ppm | 4 ppm | Below the health goal |
| Nitrate (as N)highest measured · range 0.12 to 0.49 · listed as a violation in the report · Grapevine plant · 2024 report, page 5 | 0.12 ppm | 10 ppm | 10 ppm | Below the health goal |
| Simazinehighest measured · range 0.1 to 0.12 · listed as a violation in the report · Grapevine plant · 2024 report, page 5 | 0.12 ppb | 4 ppb | 4 ppb | Below the health goal |
Utility results describe the whole system, measured where water enters the pipes, not your tap. Your home’s plumbing can add lead or copper.
EPA testing for PFAS and lithium
EPA’s own nationwide testing (UCMR 5) found these in City of Grapevine’s water between Feb 2023 and Nov 2023. These are EPA lab results, separate from the district’s report. Anything not listed was not detected.
- PFOA5.5 pptFound in 3 of 8 samples · highest resultAbove the federal limit that takes effect in 2029 (4 ppt)
- PFOS5 pptFound in 4 of 8 samples · highest resultAbove the federal limit that takes effect in 2029 (4 ppt)
- PFBS7.2 pptFound in 7 of 8 samples · highest resultNo federal limit in force for this one
Source: EPA UCMR 5 occurrence data. The highest single result is shown; one high sample doesn’t mean every glass is that high.
What you can do
Nothing here is an emergency notice: if the district has a violation, it must tell customers directly. If you’d like to lower these at your tap, these are the treatments that remove them, and the catalog shows the models certified for each. Ranking is by certified removal; commissions never change the order.
Industrial chemicals and pesticides
Found: Atrazine
What removes it: Carbon block or RO.
Lead
Found: Lead
What removes it: Certified carbon block or RO.
Radium and uranium
Found: Radium (combined 226 + 228)
What removes it: Reverse osmosis.
PFAS ("forever chemicals")
Found: PFOA (EPA testing), PFOS (EPA testing)
What removes it: Reverse osmosis.
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