ClearWaterWater Testing › Pennsylvania

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 States

ACCUSTAR LABS

📍 6951 ALLENTOWN BLVD, SUITE N, HARRISBURG, PA 17112

📞 (800) 523-4964

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NELAP certifiedTNI accredited

ALS Environmental - Middletown

📍 301 Fulling Mill Road, Middletown, PA 17057

📞 (717) 944-5541

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NELAP certifiedTNI accredited

Blue Triton Brands, Inc.

📍 305 Nestle Way, Breinigsville, PA 18031

📞 (484) 866-4338

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NELAP certifiedTNI accredited

Eurofins Lancaster Laboratories Environment Testing, LLC

📍 2425 New Holland Pike, Lancaster, PA 17601-5994

📞 (717) 656-2300

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NELAP certifiedTNI accredited

Eurofins Philadelphia - Horsham

📍 795 Horsham Road, Horsham, PA 19044

📞 (215) 355-3900

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NELAP certifiedTNI accredited

Eurofins Pittsburgh

📍 301 Alpha Drive, Pittsburgh, PA 15238

📞 (412) 963-7058

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NELAP certifiedTNI accredited

Geochemical Testing

📍 2005 North Center Avenue, Somerset, PA 15501-7441

📞 (814) 443-1671

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NELAP certifiedTNI accredited

M. J. Reider Associates Inc

📍 107 Angelica Street, Reading, PA 19611-1999

📞 (610) 374-5129

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NELAP certifiedTNI accredited

Metiri Analytical Group, Inc

📍 101 Parkview Drive Extension, Kittanning, PA 16201

📞 (724) 543-3011

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NELAP certifiedTNI accredited

Microbac Laboratories, Inc. - Pittston

📍 428 Route 315 Highway, Pittston, PA 18640

📞 (570) 348-0775

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NELAP certifiedTNI accredited

Microbac Laboratories, Inc. Pittsburgh Division

📍 100 Marshall Drive, Warrendale, PA 15086-7554

📞 (724) 772-0610

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NELAP certifiedTNI accredited

Niagara Bottling, LLC

📍 217 AquaPenn Drive, Howard, PA 16841

📞 (814) 357-6011

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NELAP certifiedTNI accredited

PA DEP BUREAU OF LABORATORIES

📍 2575 INTERSTATE DR, HARRISBURG, PA 171109332

📞 717-346-8618

NELAP certifiedTNI accredited

Pace Analytical Services LLC - Greensburg PA

📍 1638 Roseytown Suites 2, 3, & 4, Greensburg, PA 15601

📞 (724) 850-5600

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NELAP certifiedTNI accredited

Pace Analytical Services LLC - Williamsport, PA

📍 2829 Reach Road, Williamsport, PA 17701

📞 (570) 326-4001

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NELAP certifiedTNI accredited

Pace Analytical Services, LLC - Altoona, PA

📍 2019 Ninth Avenue, Altoona, PA 16602

📞 (814) 946-4306

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NELAP certifiedTNI accredited

Pace Analytical Services, LLC - Erie

📍 1920 East 38th Street, Erie, PA 16510

📞 (814) 660-6078

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NELAP certifiedTNI accredited

Pace Analytical Services, LLC - Wysox

📍 1851 Golden Mile Rd, Wysox, PA 18854

📞 570-866-0195

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NELAP certifiedTNI accredited

Pace Analytical Services, LLC-Indiana

📍 1803 Philadelphia Street, Indiana, PA 15701-1541

📞 (724) 463-8378

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NELAP certifiedTNI accredited

RJ Lee Group, Inc.

📍 350 Hochberg Road, Monroeville, PA 15146

📞 (724) 325-1776

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NELAP certifiedTNI accredited

SPL - Reading

📍 1037F MacArthur Road, Reading, PA 19605

📞 (610) 375-8378

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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 →