Is Gap, PA tap water safe?
The short answer
1 of the 2 utilities serving Gap has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Pennsylvania’s records: Stoneyhill MHP.
Crestwood Community, which serves the most people here, has 1 result above the health goal. The worst: Lead at 4.4 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
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 Gap’s ZIP codes, from EPA’s estimates.
- Open report
Crestwood Community
Pennsylvania · serves 470 people · under 100 in Gap
1 result above the health goal. The worst: Lead at 4.4 ppb, above the health goal.
No health-based violations since 2016
- Open report
Stoneyhill MHP
Pennsylvania · serves 124 people · under 100 in Gap
4 results above the health goal. The worst: Lead at 15 ppb, above the health goal.
3 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 Crestwood Community’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near Gap
The 3 labs Pennsylvania certifies closest to Gap, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
H.O. Thompson Testing Lab
Parkesburg, PA · about 5 miles
Certified for bacteria
Waypoint Analytical - PA Inc.
Leola, PA · about 12 miles
Certified for bacteria, nitrate
Eurofins Lancaster Laboratories Environment Testing, LLC
Lancaster, PA · about 17 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, PFAS
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 Gap: 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 Gap
Other towns in Lancaster County with a page of their own.
What to do next
- Read Crestwood Community’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water