Is Thompson's Station, TN tap water safe?
The short answer
1 of the 4 utilities serving Thompson's Station has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Franklin Water Dept.
Franklin Water Dept, which serves the most people here, has 1 result above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 69.6 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 Thompson's Station’s ZIP codes, from EPA’s estimates.
- Open report
Franklin Water Dept
Tennessee · serves 77,222 people · about 3,100 in Thompson's Station
1 result above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 69.6 ppb, above the legal limit.
7 health-based violations since 2016
- Open report
H.B.& T.S. Utility District
Tennessee · serves 40,094 people · about 2,400 in Thompson's Station
1 result above the health goal. The worst: Lead at 1.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Spring Hill Water Dept
Tennessee · serves 65,840 people · about 810 in Thompson's Station
1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOA at 6.1 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
Milcrofton Utility District
Tennessee · serves 38,032 people · about 180 in Thompson's Station
1 result above the health goal. The worst: Lead at 0.58 ppb, above the 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 Franklin Water Dept’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), Lead
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), 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), Lead
Water testing near Thompson's Station
The 3 labs Tennessee certifies closest to Thompson's Station, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Pace Analytical National Center for Testing&Evaluation
Mount Juliet, TN · about 34 miles
Certified for bacteria, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity
Jacobs - Fort Campbell Water Plant
Fort Campbell, KY · about 61 miles
Certified for metals, minerals and other inorganics
Logan-Todd Regional Water Commission
Guthrie, KY · about 62 miles
Certified for bacteria
Tennessee Department of Health: Water quality testing for eligible private wells and springs, through the program formerly called SafeWATCH. Contact the department's Waterborne Disease Team to ask about eligibility. Free for eligible wells and springs. Waterborne Diseases, Tennessee Department of Health.
All 37 certified labs for TennesseeWhich ZIP codes are in Thompson's Station: 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: TDEC, commercial laboratories certified for drinking water analysis; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Thompson's Station
Towns nearby with a page of their own.
What to do next
- Read Franklin Water Dept’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