Each waterworks and power company doing business in this state, shall file with the Oklahoma Tax Commission a sworn return, giving size, capacity, location and value of its pumping stations, and all other permanent improvements used in connection therewith, the total length and size of pipe and other means used for conducting and conveying water; total number of hydrants and the rental thereof; the total amount of its authorized capital stock and the amount actually paid thereon; total amount of its outstanding indebtedness; total amount of tools, material and other personal property, including cash on hand, and the location thereof.