SECTION 4: RISK ASSESSMENT
Reported Property Damage
Reported Crop Damage
Location
Date
Type
Deaths
Injuries
MORRISVILLE STARMOUNT MILLBROOK
9/9/2023 9/23/2023 9/23/2023
Flash Flood Flash Flood Flash Flood
0 0 0
0 0 0
$0
$0 $0 $0
$30,000
$0
WILDERS GROVE LEESVILLE
9/23/2023
Flash Flood
0
0
$0
$0
9/23/2023
Flash Flood
0
0 0
$0
$0
Total
231
1
$75,551,500
$20,000,000
Source: NCEI
According to NCEI, 231 recorded flood events affected the planning area from 1996 to 2023 causing an estimated $75,551,500 in property damage, $20,000,000 in crop damage, and 1 death. Table 4.40 provides a summary of this historical information by participating jurisdiction. It is important to note that many of the events attributed to the county are countywide or cover large portions of the county. The individual counts by jurisdiction are for those events that are only attributed to that one jurisdiction. Table 4.40 – Summary of Historical Flood Occurrences by Participating Jurisdiction, 1996-2023
Event Count
Property Damage
Jurisdiction
Deaths
Injuries
Crop Damage
Raleigh
50
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0
$3,180,000
$0 $0 $0 $0 $0 $0 $0 $0
Apex Cary
4 6 4 4
$2,000
$267,500
Fuquay-Varina Holly Springs
$0
$20,000 $265,000
Morrisville
15
Wake Forest
6 2
$0
Zebulon
$70,000
Unincorporated Wake County
140 231
1 1
$72,014,500 $75,551,500
$20,000,000 $20,000,000
Total
Source: NCEI
The following historical flood elevations are pulled from NCEI and illustrate the potential for flooding throughout the county: January 23, 1998 - Urban flooding occurred in the city of Raleigh as a general soaking rain became heavy during the late morning and lasted into the early afternoon. Rainfall amounts of 1 inch per hour brought storm totals in the 3 to 4 inch range in the area. Several small streams came out of their banks and numerous streets in low lying/flood prone areas became flooded with 6 to 12 inches of water. Jones Sausage and Rock Quarry Roads in east Raleigh were closed for brief periods of time. Several cars became submerged in the water on Capital Boulevard near Crabtree Boulevard and at Capital and New Hope Church Roads. July 4, 2001 – Middle Creek and Swift Creek overflowed their banks, causing extensive flooding in Holly Springs, Fuquay-Varina, and Garner. A mobile home park near Ten-Ten Road and Highway 401 was evacuated. Many roads and a few bridges were washed out, causing some people to abandon their cars. April 27, 2008 – Over three inches of rain fell between 6:45 p.m. and 11:00 p.m. with nearly 2.5 inches falling in the first hour alone. The heavy rainfall caused Marsh Creek to overflow, flooding south bound
Wake County, NC Multi-Jurisdictional Hazard Mitigation Plan
WSP June 2024 Page 136
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