The President and Board of Trustees shall take into account flood hazards, to the extent that they are known in all official actions related to land management, use and development.
(A) New subdivisions, manufactured home parks, annexation agreements, and planned unit developments within the floodplain shall be reviewed to assure that the proposed developments are consistent with §§ 153.05 - 153.08 and the need to minimize flood damage. Plats or plans for new subdivisions, manufactured home parks and planned unit developments shall include a signed statement by a registered P.E. that the plat or plans account for changes in the drainage of surface waters in accordance with the Plat Act (ILCS Ch. 765, Act 205, § 2).
(B) Proposals for new subdivisions, manufactured home parks, travel trailer parks, planned unit developments and additions to manufactured home parks and additions to subdivisions shall include BFE data and floodway delineations. Where this information is not available from an existing adopted study, the applicant's engineer shall be responsible for calculating the BFE per § 153.04(D) and the floodway delineation per the definition in § 153.02.
(C) Streets, blocks, lots, parks and other public grounds shall be located and laid out in such a manner as to preserve and utilize natural streams and channels. Wherever possible, the floodplains shall be included within parks or other public grounds.
(D) The President and Board of Trustees shall not approve any planned unit development or plat of subdivision located outside the corporate limits unless such agreement or plat is in accordance with the provisions of this chapter.
(E) All public utilities and facilities, such as sewer, gas, electrical and water systems, must be located and constructed to minimize or eliminate flood damage.
(Ord. 2019-009, passed 10-30-19)