Is Dublin, TX tap water safe?
The short answer
2 of the 2 utilities serving Dublin have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Texas’s records: City of Dublin and Green Creek WSC.
City of Dublin, which serves the most people here, has 1 result above the legal limit, 1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 100 ppb, above the legal limit.
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 Dublin’s ZIP codes, from EPA’s estimates.
- Open report
City of Dublin
Texas · serves 3,388 people · under 100 in Dublin
1 result above the legal limit, 1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 100 ppb, above the legal limit.
7 health-based violations since 2016
- Open report
Green Creek WSC
Texas · serves 555 people · under 100 in Dublin
1 result above the legal limit. The worst: Total trihalomethanes (TTHM) at 106 ppb, above the legal limit.
7 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 City of Dublin’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Aquasana Clean Water Machine (AQ-CWM2)
Countertop
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), PFOS, Lead
Ninja HydraSense Countertop Water Filtration System (WF1001)
Countertop
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), PFOS, Lead
PUR PLUS Faucet Filtration System, Horizontal (PFM400H)
Faucet mount
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: Total trihalomethanes (TTHM), PFOS, Lead
Water testing near Dublin
The 2 labs Texas certifies closest to Dublin, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Texas Institute for Applied Environmental Research (TIAER)
Stephenville, TX · about 17 miles
Certified for bacteria
Environmental Monitoring Lab
Hillsboro, TX · about 71 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 Dublin
Which ZIP codes are in Dublin: 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 Dublin
Towns nearby with a page of their own.
What to do next
- Read City of Dublin’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About Total trihalomethanes (TTHM)What it does to health, where it comes from, and the certification claim that addresses it.About Total trihalomethanes (TTHM)
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water