Drinking Water Compliance OS

U.S. water systems

South Dakota Water Systems

South Dakota

760 community water systems on record — 463 active, 297 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 South Dakota’s official records. Always confirm current status with South Dakota before making decisions based on this information.

Counties in South Dakota

All community water systems in South Dakota