What a well water test costs

Paid well tests from health departments and state labs usually start around $35. 35 of the programs we list are free.

  • 35 of 187 programs with a posted price are free.
  • Half of the paid ones start between $20 and $70.
  • The full range runs from $2 to $235.
  • Another 68 programs don't post a price. Call them.

Each price is the program's lowest listed test, usually bacteria. A full panel costs more. From 255 public programs we verified, checked as late as October 2, 2026.

Cheapest posted price by state

StateFromProgram
Alabama$15Houston County Well Water Testing
ArizonaFreeYavapai County Free Well Water Testing (ASU Partnership)
Arkansas$10Arkansas Water Diagnostic Testing
CaliforniaFreeKings Water Alliance Free Well Testing and Bottled Water Delivery
ColoradoFreePFAS Testing and Assistance Program (PFAS TAP)
ConnecticutFreeFree PFAS Well Water Testing, select CT areas (UConn CTIWR)
Delaware$2Delaware Public Health Laboratory Private Well Water Testing
FloridaFreeHernando County Well Surveillance Program, Free Arsenic Sampling
Georgia$22Fulton County Cooperative Extension Water Testing
Hawaii$25DOH Safe Drinking Water Branch Subsidized Rainwater Catchment Lead and Copper Testing
Idaho$10Southwest District Health Private Water Program
IllinoisFreeSt. Clair County Health Department Free Private Well Water Testing
IndianaFreeMarion County Public Health Department Private Well Program Free Well Water Testing
IowaFreeIowa Private Well Grants Program (PWG)
KansasFreeLawrence-Douglas County Public Health Free Well Water Testing
Kentucky$50Kentucky River District Private Water Supply Testing
Louisiana$10Louisiana Water and Soil Testing, Agricultural Chemistry Lab
MaineFreeFree Well Water Test Kit for Low-Income Residents
Maryland$30Garrett County Water and Wells Testing
Massachusetts$70Barnstable County Residential Water Testing
Michigan$16EGLE Drinking Water Laboratory Private Well Testing
MinnesotaFreeDakota County Community-Focused Sampling Program
MissouriFreeWater Sample Testing, Minerals and Heavy Metals (Free)
Montana$20Water Quality Lab Services (Missoula Public Health)
NebraskaFreeSarpy/Cass Health Department Free Private Well Water Test Kits
NevadaFreeFree Well Water Testing (UNLV College of Engineering and SNHD Partnership)
New Hampshire$15NH Public Health Laboratories Water Analysis Lab Private Well Testing
New JerseyFreeSouth Jersey Private Well Outreach: Free Radioactivity, Iron, and Manganese Testing
New YorkFreePrivate Well PFAS Testing and Mitigation Rebate Pilot Program
North Carolina$29Johnston County Well Water Testing
North DakotaFreeFree Well Water Assessment and Testing, Individual Well Program
Ohio$30Private Well Water Sample Testing
Oklahoma$24Tulsa Health Department Environmental Health Services Water Lab
OregonFreeThe WELL Project Free Well Water Testing
Pennsylvania$60Penn State Agricultural Analytical Services Laboratory Drinking Water Testing
Rhode Island$25Rhode Island State Health Laboratories Private Well Water Testing
South CarolinaFreeSouth Carolina Free Well Water Testing for Seniors and Public Assistance Recipients
South DakotaFreeFree Well Water Assessment and Testing, Individual Well Program
Tennessee$100Jefferson County Water Sample Testing
Texas$16.50Fort Bend County Environmental Health Private Water Well Testing
Utah$12Davis County Environmental Health Laboratory Water Testing
Vermont$12Vermont Department of Health Laboratory Private Well Water Testing
VirginiaFreeCity of Norfolk Water Quality Lab Free Well Water Testing
WashingtonFreeYakima Health District Free Well Testing, Lower Yakima Valley
WisconsinFreeDoor County WellTAP Free Well Testing
Wyoming$8Water Testing, Wyoming Public Health Laboratory

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