Idaho Code § 42-5204
The petition may be filed with the county clerk, upon verifying with the county assessment roll or other evidence of entitlement whether the petition is valid, at any time, and upon such filing the clerk forthwith shall cause a notice to be published in a newspaper printed within the county (counties) within the boundaries specified in the petition, or if no newspaper is printed in any of the affected counties, then in newspapers of general circulation in the affected county (counties). The notice shall state that (giving the first name on the petition) and others have filed a petition for the organization of a ground water district. The notice shall state the numbers of the townships, ranges, and sections where, if a ground water user is within those townships, ranges, and sections, that ground water user would be within the proposed district. The notice shall further state the time at which such petition will be presented to the county commission, which time shall be during a regular meeting of the commission or a special meeting called for that purpose, and the notice shall be published at least once a week for two (2) consecutive weeks before the day on which the petition is to be presented.
Idaho Code § 42-5204