Drinking Water Compliance OS

U.S. water systems

Maine Water Systems

Maine

777 community water systems on record — 385 active, 392 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 Maine’s official records. Always confirm current status with Maine before making decisions based on this information.

Counties in Maine

All community water systems in Maine