The recommended baseline water quality test for groundwater collected from homes and buildings with private wells. Certified lab testing Fast turnaround at lab (5 business days) Standard shipping included Expert treatment advice This Mail-to-Lab Kit Includes: All materials needed for sample collection, easy-to-follow instructions, chain of custody documentation, and a prepaid return label for seamless shipping to an independent and accredited laboratory. What It Tests For: Your sample will be analyzed at a certified lab for— but not limited to— heavy metals (25), minerals (4), hardness, turbidity, silica, inorganics like nitrate and nitrite, and coliform bacteria like E. coli. Looking for a more thorough analysis? Try the Advanced Well Water Test Award-winning Lab Report: Your results will include a detailed, easy-to-read analysis of common well water health risks, including factors related to natural water chemistry and on-premise plumbing, as well as expert treatment recommendations. Testing With Tap Score Is Simple: Collect your sample, ship it for free, and receive industry-leading results straight to your inbox. Your report includes health and plumbing insights, treatment recommendations, and access to friendly customer support experts for any questions.