Drinking Water Compliance OS

U.S. water systems

Colorado Water Systems

Colorado

1,732 community water systems on record — 1,056 active, 676 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 Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.

Counties in Colorado

All community water systems in Colorado