
Core Kits
Well Water Test Kits
Analyze your well water for contaminants with award-winning mail-to-lab kits. From Coliform bacteria and arsenic to agricultural runoff and other groundwater pollutants; we’ve made certified laboratory analysis easy.
Whether you’re running an annual checkup or performing a new private well inspection, we provide unmatched, confidential insights.
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Core Kit
Essential Well Water Test
54 Analytes TestedIdeal testing panel for private wells. Covers bacteria, nitrates, metals and more.
Regular price $199.00Regular priceUnit price / per$225.00Sale price $199.005 Days in Lab -
Core Kit
Advanced Well Water Test
114 Analytes TestedRecommended kit for well water with expanded testing and overnight shipping to lab for high precision accuracy.
Regular price $485.00Regular priceUnit price / per$545.00Sale price $485.005 Days in LabRECOMMENDED
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Specialized
Most Comprehensive Water Test
359 Analytes TestedTest your drinking water with the most comprehensive single test package offered by Tap Score–from PFAS to pesticides to radiation to metals.
Regular price $2,575.00Regular priceUnit price / per12 Days in Lab
Well Water Customers Also Bought
Biofilm Bacteria Water Test
Test your drinking water for common bacteria that lead to biofilm or other slimy buildup.
Full Radiation Water Test
Test your drinking water's alpha and beta radiation levels.
Glyphosate Water Test
Test your drinking water for the popular herbicide glyphosate, also known as Roundup.
HPC Water Test
Test for heterotrophic bacteria in your filtered or unfiltered drinking water.
Pesticides Water Test
Test your drinking water for important pesticides, insecticides, and herbicides popular in agricultural areas.
Radon Water Test
Test your drinking water for radon with high precision.
Tannins Water Test
Test your drinking water for tannins, a common cause of yellow-colored and musty smelling well water.
Specialized Testing
Should I test for PFAS?
Our Core Kits focus first on the most well-established and high-priority contaminants—those backed by decades of research. That’s why we recommend starting with a Core Kit before testing specifically for PFAS. For a more complete picture of your water quality, you can also combine a Core Kit with a PFAS test.
PFAS Water Test
Test your drinking water by EPA 537.1 for PFOS, PFOA, and other PFAS compounds.
MOST POPULAR
GenX and PFAS Water Test
Test your drinking water by EPA 533 with our most recommended PFAS test kit that analyzes for 25 compounds including GenX, PFOA, and PFOS.
RECOMMENDED FOR PFAS
EPA 1633 PFAS Water Test
Test your drinking water for 40x PFAS compounds by the most current and comprehensive method available.
Most Comprehensive Water Test
Test your drinking water with the most comprehensive single test package offered by Tap Score–from PFAS to pesticides to radiation to metals.
EPA 8327 PFAS Screen Water Test
Test your drinking water for 24 PFAS and related compounds with this broad screen.

Most Comprehensive Water Test
For Those Who Want to Test it All—And Then Some
Looking for the most exhaustive test panel available? This is the kit for you—no other test screens for more. While our core kits cover what most households need, this kit is for those who want to leave no stone unturned in their water analysis.
Not sure where to begin? Let us help.
We know this stuff feels complicated, but we are dedicated to keeping it simple. Answers to all your questions are always a chat away.
Which Core Kit do I need?
Which kit you choose depends on how many contaminants you'd like to test. Consult any Core Kit product page for a side-by-side comparison or try our Customize My Kit feature to match your needs with the perfect option.
What's the turnaround time?
Most people receive results within 3-5 business days after the lab receives their sample. However, some tests may require additional analytical time so be sure to check each kit’s product page for the most accurate estimate.
What does my report include?
Your report will rank your water against local and federal safety benchmarks, provide a thorough breakdown of any contaminants detected and how they may be affecting your health or plumbing, and provide non-biased treatment recommendations.
Are Tap Score labs certified?
Every lab facility in our network is certified with accreditations ranging from ISO to NELAC/ELAP, Direct State, DoD, DoE, DoH and beyond. Need a specific certification? Let us know so that we can meet your needs accordingly.