(1) Each existing community water system must deliver its report by July 1 annually. Each annual report must contain data collected during, or prior to, the previous calendar year as required by WAC 246-290-72005(3).

(2) A new community water system must deliver its first report by July 1 of the year after its first full calendar year in operation and annually thereafter.

(3) A community water system that sells water to another community water system must deliver the applicable information required in WAC 246-290-72003 through 246-290-72009 to the buyer system:

(a) No later than April 1 annually; or

(b) On a date mutually agreed upon by the seller and the purchaser, and specifically included in a contract between the parties.