Is Lone Oak, TX tap water safe?
The short answer
Neither of the 2 utilities serving Lone Oak has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Texas’s records.
Cash SUD, which serves the most people here, has 1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOS at 8.1 ppt, above EPA’s new limit, which takes effect in 2029.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Lone Oak’s ZIP codes, from EPA’s estimates.
- Open report
Cash SUD
Texas · serves 25,875 people · under 100 in Lone Oak
1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOS at 8.1 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
City of Lone Oak
Texas · serves 867 people · under 100 in Lone Oak
Nothing in its records is above a health goal.
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Cash SUD’s water, which serves the most people here. Another utility’s report names what handles its own results.
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ZeroWater 10 Cup Pitcher (ZP-010)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53checked Oct. 4, 2026
Certified for: PFOS, Lead
Aquasana Claryum Direct Connect (AQ-MF-1)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOS, Lead
Express Water StreamLine Direct Connect System (USC001)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOS, Lead
Water testing near Lone Oak
The 3 labs Texas certifies closest to Lone Oak, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Southern Petroleum Laboratories, Inc. - Plano
Plano, TX · about 43 miles
Certified for bacteria, lead and copper
Pace Analytical Services, LLC -Dallas TX
Allen, TX · about 45 miles
Certified for bacteria
Eurofins Xenco, LLC -Dallas
Dallas, TX · about 55 miles
Certified for bacteria
Texas Well Owner Network, Texas A&M AgriLife Extension: Well Informed screening events, where well owners bring in water samples to be screened for common contaminants, followed by an hour-long session explaining the results. Upcoming events are on the network's calendar. Trainings, Texas Well Owner Network.
All 80 certified labs for TexasZIP codes in Lone Oak
Which ZIP codes are in Lone Oak: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: TCEQ, drinking water laboratories approved for public water system samples; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Lone Oak
Towns nearby with a page of their own.
What to do next
- Read Cash SUD’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOSRanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water