Mo. Rev. Stat. § 81.120: Construction of levees — bond (cities of 10,000 or less).

Every city or town in this state having a special charter and now or hereafter containing ten thousand inhabitants or less, shall have and is hereby granted power, authority and right to issue its bonds, to an amount not exceeding the limit authorized by the constitution of the state, for the purpose of constructing and maintaining levees and acquiring the right-of-way therefor within the limits of such city or town.