Guides
New Hampshire Well Water Guides
Calm, sourced guides to what is in New Hampshire well water and what to do about it. Every fact links back to NHDES, the USGS, the EPA, or Dartmouth so you can check it yourself.
New Hampshire Arsenic in Well Water: A Homeowner's Guide
What arsenic is, why New Hampshire bedrock produces it, the 5 ppb standard, and how to test and treat your well.
Read the guideWell Water Testing Before Buying or Selling a Home in New Hampshire
What buyers and sellers should test for, when to test, who pays, and how treatment fits into a home sale.
Read the guideArsenic-III vs Arsenic-V: Choosing the Right Treatment System
Why the arsenic species changes the right system, and the questions to ask a contractor before you buy.
Read the guideUranium and Radon in New Hampshire Well Water
Why uranium and radon often travel with arsenic in New Hampshire bedrock, plus the common treatment approaches.
Read the guideA New Hampshire Well Water Contaminants Overview
A plain-language map of the common New Hampshire well contaminants and which treatment each one calls for.
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