Water Resources of the United States
Date: Wed, 19 Sep 2018 08:24:17 EDT
Summary: Record rainfall causes widespread flooding in North and South Carolina.
North Carolina and South Carolina received state record rainfall from Hurricane Florence which made landfall last week. North Carolina received 34" and South Carolina received 23.6" Major flooding is ongoing in most of central and eastern North Carolina, and eastern South Carolina on the Cape Fear, Lumber, Waccamaw, Pee Dee, and Little Pee Dee Rivers. Preliminary analyses indicate annual exceedance probabililty of 0.002 at 14 gages, 0.005 at 3 gages, and 0.01 at 1 gage. Multiple peaks of records are occurring and still being evaluated. Coastal Plain rivers are still rising, some may not peak until next week. 36 fatalities have been attributed to Hurricane Florence and the ensuing flooding.
At least 9 gages are currently non-operational (NC 8, SC 1). 72 SAWSC employees are currently making flood measurements, gage repairs sensor retrievals, and high water mark documentation. SAWSC is in continuous communication with NWS, FEMA, State EMDs and DOTs, USACE, and local law enforcement.