Water Testing Labs in Pennsylvania
Certified drinking water laboratories in Pennsylvania accredited for EPA-regulated contaminant testing, including bacteria, metals, nitrates, and PFAS.
Check your water report first — it’s free. Look up your public water system’s EPA compliance data before scheduling an independent test. Search by ZIP →
21 Certified Labs in Pennsylvania
← All StatesACCUSTAR LABS
NELAP certifiedTNI accredited
ALS Environmental - Middletown
NELAP certifiedTNI accredited
Blue Triton Brands, Inc.
NELAP certifiedTNI accredited
Eurofins Lancaster Laboratories Environment Testing, LLC
NELAP certifiedTNI accredited
Eurofins Philadelphia - Horsham
NELAP certifiedTNI accredited
Eurofins Pittsburgh
NELAP certifiedTNI accredited
Geochemical Testing
NELAP certifiedTNI accredited
M. J. Reider Associates Inc
NELAP certifiedTNI accredited
Metiri Analytical Group, Inc
NELAP certifiedTNI accredited
Microbac Laboratories, Inc. - Pittston
NELAP certifiedTNI accredited
Microbac Laboratories, Inc. Pittsburgh Division
NELAP certifiedTNI accredited
Niagara Bottling, LLC
NELAP certifiedTNI accredited
PA DEP BUREAU OF LABORATORIES
NELAP certifiedTNI accredited
Pace Analytical Services LLC - Greensburg PA
NELAP certifiedTNI accredited
Pace Analytical Services LLC - Williamsport, PA
NELAP certifiedTNI accredited
Pace Analytical Services, LLC - Altoona, PA
NELAP certifiedTNI accredited
Pace Analytical Services, LLC - Erie
NELAP certifiedTNI accredited
Pace Analytical Services, LLC - Wysox
NELAP certifiedTNI accredited
Pace Analytical Services, LLC-Indiana
NELAP certifiedTNI accredited
RJ Lee Group, Inc.
NELAP certifiedTNI accredited
SPL - Reading
NELAP certifiedTNI accredited
About Pennsylvania Water Testing Certification
All laboratories listed have been certified by Pennsylvania’s state drinking water program. State-certified labs demonstrate proficiency in testing drinking water for contaminants regulated under the Safe Drinking Water Act. For private well testing, contact a lab directly to discuss the appropriate test panel for your area.
For public water systems, check EPA compliance data free at ClearWater. View Pennsylvania water systems →