Is Ardmore, AL tap water safe?
The short answer
None of the 3 utilities serving Ardmore has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Alabama’s records.
Limestone County Water & Sewer Auth., which serves the most people here, has 2 results above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFOS at 11.1 ppt, above EPA’s new limit, which takes effect in 2029.
The water from Limestone County Water & Sewer Auth. is hard, 123 mg/L (7.2 grains per gallon). How Alabama’s water compares.
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 Ardmore’s ZIP codes, from EPA’s estimates.
- Open report
Limestone County Water & Sewer Auth.
Alabama · serves 90,900 people · about 130 in Ardmore
2 results above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFOS at 11.1 ppt, above EPA’s new limit, which takes effect in 2029. Hardness: hard, 123 mg/L (7.2 grains per gallon).
No health-based violations since 2016
- Open report
Ardmore Water System
Alabama · serves 3,903 people · about 100 in Ardmore
2 results above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOS at 12.9 ppt, above EPA’s new limit, which takes effect in 2029. Hardness: moderately hard, 85 mg/L (5 grains per gallon).
No health-based violations since 2016
- Open report
Ardmore Water System
Tennessee · serves 1,886 people · under 100 in Ardmore
1 result above the health goal. The worst: Lead at 4.6 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 Limestone County Water & Sewer Auth.’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: PFOS, PFOA, Arsenic, Lead
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: PFOS, PFOA, Arsenic, Lead
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: PFOS, PFOA, Arsenic, Lead
Water testing near Ardmore
The 3 labs Alabama certifies closest to Ardmore, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Limestone County Bacteriological Laboratory
Athens, AL · about 15 miles
Certified for bacteria
Pace Analytical National Decatur
Decatur, AL · about 28 miles
Certified for bacteria
Southern Environmental Testing
Decatur, AL · about 32 miles
Certified for bacteria
Alabama Department of Public Health: Bacteria testing for private wells. Call your county health department to have an environmentalist collect the sample, or collect it yourself in a container from the county health department; there may be a collection fee and a testing fee. Well Water, Alabama Department of Public Health.
All 64 certified labs for AlabamaZIP codes in Ardmore
Which ZIP codes are in Ardmore: 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: ADEM, certified bacteriological, chemical and PFAS drinking water laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Ardmore
Other towns in Limestone County with a page of their own.
What to do next
- Read Limestone County Water & Sewer Auth.’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