Is Leola, PA tap water safe?
The short answer
6 of the 7 utilities serving Leola have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Pennsylvania’s records: Upper Leacock Township, City of Lancaster, East Hempfield Water Auth and 3 more.
Upper Leacock Township, which serves the most people here, has 1 result above the legal limit, 2 results above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 48.5 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 Leola’s ZIP codes, from EPA’s estimates.
- Open report
Upper Leacock Township
Pennsylvania · serves 7,734 people · about 1,900 in Leola
1 result above the legal limit, 2 results above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 48.5 ppb, above the legal limit.
2 health-based violations since 2016
- Open report
City of Lancaster
Pennsylvania · serves 120,000 people · about 730 in Leola
2 results above the legal limit, 1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOA at 30.9 ppt, above Pennsylvania’s limit.
2 health-based violations since 2016
- Open report
East Hempfield Water Auth
Pennsylvania · serves 20,988 people · about 160 in Leola
1 result above the legal limit, 2 results above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: Nitrate at 10.8 ppm, above the legal limit.
1 health-based violation since 2016
- Open report
West Earl Water Authority
Pennsylvania · serves 4,327 people · about 160 in Leola
1 result above the legal limit and 3 results above the health goal. The worst: Haloacetic acids (HAA5) at 61.1 ppb, above the legal limit.
2 health-based violations since 2016
- Open report
Groffdale Mobilehome Park
Pennsylvania · serves 98 people · under 100 in Leola
3 results above the health goal. The worst: Uranium at 14.4 ppb, above the health goal.
4 health-based violations since 2016
- Open report
Columbia Water Co
Pennsylvania · serves 25,200 people · under 100 in Leola
3 results above the health goal. The worst: PFOS at 2.4 ppt, above the health goal.
3 health-based violations since 2016
- Open report
Monger Mobilehome Park
Pennsylvania · serves 48 people · under 100 in Leola
2 results above the health goal. The worst: Lead at 3.0 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 Upper Leacock Township’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), PFOS, PFOA, 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), PFOS, PFOA, Lead
PUR PLUS Faucet Filtration System, Horizontal (PFM400H)
Faucet mount
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: Total trihalomethanes (TTHM), PFOS, PFOA, Lead
Water testing near Leola
The 3 labs Pennsylvania certifies closest to Leola, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Waypoint Analytical - PA Inc.
Leola, PA · about 3 miles
Certified for bacteria, nitrate
Eurofins Lancaster Laboratories Environment Testing, LLC
Lancaster, PA · about 3 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, PFAS
Owl Hill Laboratories LLC
Lititz, PA · about 7 miles
Certified for bacteria
Penn State Agricultural Analytical Services Laboratory: Drinking water test kits from many county Extension offices, mailed back to the lab overnight with payment. Packages cover bacteria and basic chemistry, with add-ons for nitrate, metals, lead, and mining or gas drilling concerns. The standard package of bacteria, pH and total dissolved solids is $60, or $70 with nitrate; bacteria alone is $40, nitrate $15 and lead $25. Drinking Water Testing, Penn State Agricultural Analytical Services Lab.
All 108 certified labs for PennsylvaniaWhich ZIP codes are in Leola: 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: Pennsylvania DEP Laboratory Accreditation Program, accredited labs for drinking water; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Leola
Other towns in Lancaster County with a page of their own.
What to do next
- Read Upper Leacock Township’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