Cal. Water Code § 60383

Notice of such election shall be published in the affected county pursuant to Section 6063 of the Government Code. Publication shall be complete at least seven, but not more than 28, days prior to the date fixed for such election. Such notice shall describe the boundaries of the area or areas so proposed to be annexed and shall designate such territory by some appropriate name, or other words of identification, by which such territory may be referred to and indicated upon the ballot to be used at any election at which the question of such annexation is submitted, as in this act provided.