Is Highlands, TX tap water safe?
The short answer
2 of the 8 utilities serving Highlands have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Texas’s records: Country Terrace Subdivision and Harris County FWSD 1b.
Harris County WCID 1, which serves the most people here, has 1 result above EPA’s new limit, which takes effect in 2029. The worst: PFOS at 5.5 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 Highlands’s ZIP codes, from EPA’s estimates.
- Open report
Harris County WCID 1
Texas · serves 8,559 people · about 2,700 in Highlands
1 result above EPA’s new limit, which takes effect in 2029. The worst: PFOS at 5.5 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
Country Terrace Subdivision
Texas · serves 1,677 people · about 450 in Highlands
Nothing in its records is above a health goal.
1 health-based violation since 2016
- Open report
Harris County FWSD 1b
Texas · serves 672 people · about 220 in Highlands
1 result above the legal limit and 1 result above the health goal. The worst: Haloacetic acids (HAA5) at 48.8 ppb, above the legal limit.
3 health-based violations since 2016
- Open report
Orchard Crossing Subdivision
Texas · serves 351 people · about 180 in Highlands
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Canal Terrace Subdivision
Texas · serves 480 people · about 140 in Highlands
1 result above the health goal. The worst: Lead at 1.7 ppb, above the health goal.
No health-based violations since 2016
- Open report
Lori Heights Mobile Home Subdivision
Texas · serves 111 people · under 100 in Highlands
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Highland Mobile Home Subdivision
Texas · serves 96 people · under 100 in Highlands
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Chinquapin Preparatory School
Texas · serves 148 people · under 100 in Highlands
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 Harris County WCID 1’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
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
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
Water testing near Highlands
The 3 labs Texas certifies closest to Highlands, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
A & B Environmental Services, Inc.
Houston, TX · about 13 miles
Certified for bacteria, lead and copper
City of Houston Health Department, Bureau of Laboratory Services
Houston, TX · about 23 miles
Certified for bacteria
Water Utility Services, Inc.
Spring, TX · about 30 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 Highlands
Which ZIP codes are in Highlands: 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 Highlands
Other towns in Harris County with a page of their own.
What to do next
- Read Harris County WCID 1’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