ORDINANCE BY THE COMMITTEE AMENDING THE TOWNSHIP OF CHATHAM TO REPEAL CHAPTER 30, ARTICLE X: FLOOD DAMAGE PREVENTION AND FLOOD HAZARD AREA REGULATIONS TO ADOPT A NEW CHAPTER 20 ARTICLE X: FLOOD DAMAGE, PREVENTION AND FLOOD HAZARD AREA REGULATIONS TO ADOPT FLOOD HAZARD MAPS; TO DESIGNATE A FLOODPLAIN ADMINISTRATOR; AND PROVIDING FOR SEVERABILITY AND AN EFFECTIVE DATE