Is Martinsburg, PA tap water safe?
The short answer
2 of the 3 utilities serving Martinsburg have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Pennsylvania’s records: Fredericksburg Water Assn and Henrietta Mutual Water Assn.
Martinsburg Muni Auth, which serves the most people here, has 1 result above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFOS at 12 ppt, above EPA’s new limit, which takes effect in 2029.
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 Martinsburg’s ZIP codes, from EPA’s estimates.
- Open report
Martinsburg Muni Auth
Pennsylvania · serves 3,160 people · under 100 in Martinsburg
1 result above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFOS at 12 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
Fredericksburg Water Assn
Pennsylvania · serves 300 people · under 100 in Martinsburg
1 result above the health goal. The worst: Lead at 3.0 ppb, above the health goal.
1 health-based violation since 2016
- Open report
Henrietta Mutual Water Assn
Pennsylvania · serves 165 people · under 100 in Martinsburg
1 result above the action level. The worst: Lead at 22 ppb, above the action level.
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 Martinsburg Muni Auth’s water, which serves the most people here. Another utility’s report names what handles its own results.
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ZeroWater 10 Cup Pitcher (ZP-010)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53checked Oct. 4, 2026
Certified for: PFOS, PFOA, Lead
Aquasana Claryum Direct Connect (AQ-MF-1)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOS, PFOA, Lead
Express Water StreamLine Direct Connect System (USC001)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOS, PFOA, Lead
Water testing near Martinsburg
The 3 labs Pennsylvania certifies closest to Martinsburg, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Pace Analytical Services, LLC - Altoona, PA
Altoona, PA · about 14 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity
Cardan Laboratories Inc
Northern Cambria, PA · about 36 miles
Certified for bacteria
SPL - State College
State College, PA · about 40 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 PennsylvaniaZIP codes in Martinsburg
Which ZIP codes are in Martinsburg: 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 Martinsburg
Other towns in Blair County with a page of their own.
What to do next
- Read Martinsburg Muni 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