Water Testing Labs in Connecticut
Certified drinking water laboratories in Connecticut 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 →
11 Certified Labs in Connecticut
← All StatesALS ENVIRONMENTAL - STRATFORD
NELAP certifiedTNI accredited
ALS ENVIRONMENTAL – NEWTOWN
NELAP certifiedTNI accredited
AQUATEK LABS
NELAP certifiedTNI accredited
COMPLETE ENVIRONMENTAL TESTING INC
NELAP certifiedTNI accredited
EMSL ANALYTICAL, INC.
NELAP certifiedTNI accredited
HYDRO TECHNOLOGIES, LLC
NELAP certifiedTNI accredited
MICROBAC LABORATORIES INC (CT) #2243
NELAP certifiedTNI accredited
NEW ENGLAND BIOASSAY
NELAP certifiedTNI accredited
PHOENIX ENVIRONMENTAL LABS
NELAP certifiedTNI accredited
TRC ENVIRONMENTAL CORPORATION
NELAP certifiedTNI accredited
TUNXIS LABORATORIES LLC
NELAP certifiedTNI accredited
About Connecticut Water Testing Certification
All laboratories listed have been certified by Connecticut’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 Connecticut water systems →