520' - Widespread and severe residential flooding in Gadsden and adjacent areas along the Coosa River occurs. <br><br>517' - Low elevations of Highway 411 begin to flood. Considerable residential flooding also occurs at this level. <br><br>514' - Considerable residential flooding occurs in Gadsden and adjacent areas along the Coosa River. Areas from Lonz Street to Aaron Way in eastern Gadsden are vulnerable to flooding as water reaches this stage and higher. <br><br>512' - Some residential flooding begins in the Gadsden area. <br><br>511' - Low lying farm lands in the Gadsden area begin to flood. <br><br>