Cal. Pub. Util. Code § 16846

Propositions submitted pursuant to Section 16845 shall specify the amount of bonded indebtedness necessary for the acquisition of the public utility works, the rate of interest thereon, and the question whether the bonded indebtedness shall be incurred. The affirmative vote of at least two-thirds of the electors voting at the election upon the proposition is necessary to warrant the issuance of district bonds for the acquisition of any public utility works.