At Mainline Plumbing, we work hard to ensure our customers have access to safe water through comprehensive water quality testing in Pelham, NH. Well water contaminants are common across the state, and the most common harmful substances are bacteria, arsenic and radon. Such substances can have both short-term and long-term effects on your health.

Our certification with the New Hampshire Department of Environmental Services is active, and we are proud to be your trusted source for fast, reliable water testing.