The board may provide for the payment of principal of and interest on the bonds and notes in any one of the following manners:
(1) from the levy and collection of ad valorem taxes on taxable property within the district;
(2) from fees;
(3) by pledging all or any part of the designated revenues from the ownership or operation of the district's works, improvements, and facilities and from the sale, transportation, and distribution of water; or
(4) from any combination of these sources.