The Be Well Informed Guide from NHDES is designed to help you understand
your water test results and, if your well water has commonly found pollutants in
it, provide information about health concerns and water treatment choices.
New Hampshire is fortunate to have an abundance of clean groundwater, and nearly
half of New Hampshire's residents (over 500,000 people) rely solely upon domestic
wells (also called "private wells") as their primary source of drinking water.
While many private wells provide safe drinking water, certain pollutants like arsenic,
iron and manganese are sometimes present in groundwater at levels that can affect
your health and home.
NHDES recommends private well owners test their well water every three to five
years for pollutants commonly found in New Hampshire's groundwater. This group
of commonly found pollutants is listed in the NHDES Private Well Brochure and is
referred to as the
"Standard Analysis." The Be Well Informed Guide evaluates the pollutants
that are part of the Standard Analysis. NHDES recommends that you have your water
tested at a
NHELAP accredited laboratory. When you have your water tested, your
test results will be summarized in the form of a
With your water test results in hand, click the button below to enter your test
results from your laboratory report. You will receive an evaluation of your well
water quality and, if advisable, water treatment options. Regardless of water
treatment technology, it is essential that your treatment system is maintained on
schedule in order for it to work properly.