Drinking Water Compliance OS

U.S. water systems

New Hampshire Water Systems

New Hampshire

1,024 community water systems on record — 706 active, 318 inactive.

Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace New Hampshire’s official records. Always confirm current status with New Hampshire before making decisions based on this information.

Counties in New Hampshire

All community water systems in New Hampshire