Is Grape Creek, TX tap water safe?
The short answer
3 of the 3 utilities serving Grape Creek 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 San Angelo, Concho Rural Water Grape Creek and Concho Rural Water N Concho Lake Estates.
City of San Angelo, which serves the most people here, has 1 result above the legal limit, 3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Total trihalomethanes (TTHM) at 82 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 Grape Creek’s ZIP codes, from EPA’s estimates.
- Open report
City of San Angelo
Texas · serves 105,229 people · about 1,100 in Grape Creek
1 result above the legal limit, 3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Total trihalomethanes (TTHM) at 82 ppb, above the legal limit.
2 health-based violations since 2016
- Open report
Concho Rural Water Grape Creek
Texas · serves 5,049 people · about 200 in Grape Creek
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 64.1 ppb, above EPA’s health benchmark.
2 health-based violations since 2016
- Open report
Concho Rural Water N Concho Lake Estates
Texas · serves 1,470 people · under 100 in Grape Creek
1 result above the legal limit and 2 results above the health goal. The worst: Nitrate at 11.6 ppm, above the legal limit.
2 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 San Angelo’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), Lead, Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), Lead, Arsenic
Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Total trihalomethanes (TTHM), Lead, Arsenic
Water testing near Grape Creek
The 2 labs Texas certifies closest to Grape Creek, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
SKG Engineering, LLC
San Angelo, TX · about 11 miles
Certified for bacteria
Sweetwater -Nolan County Health Department
Sweetwater, TX · about 60 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 Grape Creek
Which ZIP codes are in Grape Creek: 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 Grape Creek
Towns nearby with a page of their own.
What to do next
- Read City of San Angelo’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