Cal. Pub. Util. Code § 102019

“Revenues” means all rates, fares, tolls, rentals, or other income and revenue actually received or receivable by, or for the account of, the district from the operation of the system, including, without limiting the generality of the foregoing, interest allowed on any moneys or securities, any profits derived from the sale of any securities, and any consideration in any way derived from any properties owned, operated, or at any time maintained by the district.