Is Riverside, TX tap water safe?
The short answer
3 of the 4 utilities serving Riverside have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Texas’s records: Riverside SUD, Shorewood Forest Water System and Lake Livingston Heights WSC.
Riverside SUD, which serves the most people here, has 1 result above the legal limit and 1 result above EPA’s health benchmark. The worst: Total trihalomethanes (TTHM) at 80.7 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 Riverside’s ZIP codes, from EPA’s estimates.
- Open report
Riverside SUD
Texas · serves 6,246 people · about 160 in Riverside
1 result above the legal limit and 1 result above EPA’s health benchmark. The worst: Total trihalomethanes (TTHM) at 80.7 ppb, above the legal limit.
30 health-based violations since 2016
- Open report
Shorewood Forest Water System
Texas · serves 312 people · about 140 in Riverside
1 result above the health goal. The worst: Lead at 2.0 ppb, above the health goal.
1 health-based violation since 2016
- Open report
City of Huntsville
Texas · serves 48,522 people · under 100 in Riverside
2 results above EPA’s new limit, which takes effect in 2029, 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: PFOS at 8.9 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
Lake Livingston Heights WSC
Texas · serves 150 people · based in Riverside
1 result above the legal limit. The worst: Total trihalomethanes (TTHM) at 98.9 ppb, above the legal limit.
15 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 Riverside SUD’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)
Brita Hub Countertop Water Filter System (87340)
Countertop
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM)
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)
Water testing near Riverside
The 3 labs Texas certifies closest to Riverside, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Chaparral Laboratories, Inc.
Huntsville, TX · about 5 miles
Certified for bacteria, lead and copper
Eastex Environmental Lab, Inc. -Coldspring
Coldspring, TX · about 23 miles
Certified for bacteria, lead and copper
Nova Biologicals, Inc.
Conroe, TX · about 36 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 TexasWhich ZIP codes are in Riverside: 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 Riverside
Towns nearby with a page of their own.
What to do next
- Read Riverside SUD’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