People in the affected zone say navigating the region remains extremely challenging as some roadways caved in and crumbling, while others have become impassable because of flood water. Although there were no known fatalities from Florence, emergency personnel rescued 800 people from flooded homes during the storm, Stephens said.
Mayor Dana Outlaw told NBC's "Meet the Press" on Sunday that numerous creeks in the area are "increasing by the hour" and there's concern about trees falling due to the saturated ground conditions.
The head of the US government's disaster relief agency says Florence is unfortunately delivering the damage that was predicted as it sweeps across the Carolinas.
"We know that we're going to need significant federal resources, and they have promised them across the board", Gov Cooper said on Monday of Fema and DHS.
"What we have to focus on are there any dams that are going potentially going to break".
Facebook: Facebook has activated a safety check on its Hurricane Florence crisis response page, where people can declare themselves safe. More than 4,300 homes have been destroyed in the small town alone since the hurricane made landfall.
Horry County Chief Deputy Coroner Tamara Willard said 63-year-old Mark Carter King and 61-year-old Debra Collins Rion were killed by breathing in carbon monoxide.
Florence is now a tropical depression, but continues to dump buckets of rain on parts of the southeastern United States as it slowly creeps toward the mid-Atlantic.
It crawled across North and SC (for much of the weekend the storm moved about as fast as you can walk) over the weekend, dumping rain and causing flooding across the states.
- A woman went into cardiac arrest in Hampstead, in North Carolina's Pender County.
Water levels are still rising in rivers and streams, now beyond flood stage.
The Lumber River cuts through the city of Lumberton in North Carolina, which has received 22.76 inches of rain since Thursday.
Three television stations in a hurricane-ravaged North Carolina city are about to go dark because there's no gas to keep their generators running.
At 2 a.m. Sunday, Florence was about 25 miles (45 kilometers) southeast of Columbia, South Carolina. It has top sustained winds of 40 miles per hour (65 kph) and is moving west at 6 miles per hour (9 kph).
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Journalist Marcus DiPaola caught the rescue on video, writing: "Rescued six dogs in Leland, NC, after the owner LEFT THEM locked in an outdoor cage that filled with flood water that was rapidly rising".
The president last week disputed the death toll in Puerto Rico from last year's Hurricane Maria.
Tens of thousands of houses have been damaged, but for many parts of the Carolinas, "the worst is yet to come" as river levels rise to historic levels, said Zach Taylor, a meteorologist with the US National Weather Service.