Wake County Hazard Mitigation Plan - January 2020

SECTION 4: RISK ASSESSMENT

Jurisdiction

Building Count

Building Value

Rolesville

2,103

$388,407,100

Wake Forest

10,547

$2,829,746,009 $483,437,990 $580,245,547 $13,446,080,728 $82,605,696,519

Wendell

3,728 3,074

Zebulon

Unincorporated Wake County

59,373

Total

310,483

Source: NCEM IRISK Database

Table 4.8 provides an estimate of the number of pre-FIRM buildings in each jurisdiction. This analysis was prepared using NCEM’s IRISK database and comparing the year built for each structure to the corresponding community’s initial Flood Insurance Rate Map (FIRM) date. The pre-FIRM building counts include all building constructed prior to the year of the initial FIRM. Table 4.8 – Pre-FIRM Buildings by Jurisdiction

Jurisdiction

Pre-FIRM Building Count

Date of Initial FIRM

Wake County

11,483

11/15/1978

Raleigh

44,658

8/15/1978

Apex

3,769

3/3/1992

Cary

7,616

7/17/1978

Fuquay-Varina

2,181

11/1/1978

Garner

5,561

7/3/1978

Holly Springs

1,532

3/3/1992

Knightdale

1,698

8/1/1978

Morrisville

287

11/1/1978

Rolesville

817

3/3/1992

Wake Forest

1,469

7/3/1978

Wendell

1,597

6/1/1978

Zebulon

1,552

7/3/1978

Source: NCEM IRISK Database; GIS analysis performed by Wood Note: These estimates do not account for any historical changes in jurisdictional boundaries. Buildings were classified based on the Initial FIRM date for the current jurisdictional boundaries.

The IRISK database also identifies Critical Infrastructure and Key Resources (CIKR) buildings as well as High Potential Loss Properties. These properties were also identified in 2010 and are likely an underestimate of the exposure of current CIKR and High Potential Loss Properties. These properties are detailed in Table 4.9 and Table 4.10, respectively.

Wake County Multi-Jurisdictional Hazard Mitigation Plan 2019

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