Cal. Water Code § 55181

The ordinance or resolution calling the special election shall also recite the objects and purposes for which any proposed indebtedness is to be incurred, the estimated cost of the proposed improvement, the amount of the principal of the indebtedness to be incurred therefor, and the rate of interest to be paid on the indebtedness, and shall fix the date on which the special election shall be held, the manner of holding it, and the manner of voting for or against the proposition.