For water used through fire hydrants and for the availability of such water, for water used by the various departments of the city and for the benefit derived by the city-at-large, the city shall pay a charge of $5,000 per year, which charge shall be payable in quarterly installments, in advance, from the current funds of the city or from the proceeds of taxes which the city, within constitutional and statutory limits, is authorized and required to levy in an amount sufficient for that purpose.
(1990 Code, § 2.129)