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All Risk Indicators Report Top 20% Risk Indicators Report Regional / County Report Risk Comparison Report
Rankings Noteworthy Flood Risk Facts Flood Risk Index Scores Flood Risk Indicators (compared to other counties) General Information Statistics

Morgan County

WV PDC Region: 9

(County Scale, All Risk Indicators Report)

June 2025

Cumulative Flood Risk Score

24% Relatively Low

Ranks 42nd of 55 counties in the state

  • 2 of 25 risk indicators among the top 10% counties.
  • 5 of 25 risk indicators among the top 20% counties.
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Noteworthy Flood Risk Facts for Morgan County

Table 1. Noteworthy Flood Risk Facts: A Cumulative Flood Risk Index of 25 flood factors reveals that Morgan County ranks 42nd of 55 counties in the state with a Cumulative Flood Risk Score of 24%. Below are all 25 flood risk indicators used in the risk index. Click on the More Info link for rationale and recommendations of each indicator.

Risk Indicator Description More
Info		 Supplementary External Links
Floodplain Area 8,477 acres of high-risk floodplain. Click for more information. Floodplain Area by County
Floodplain Length 178.3 miles of high-risk floodplain. Click for more information. Floodplain Length by County
Flood Declared Disasters 11 flood declared disasters since 1953. Click for more information. Federally-Declared Flood Disasters by County Federally-Declared Flood Disasters by County
Flood Depth Median 3.1 feet median base flood depth. Click for more information. Media Flood Depth by County (FEMA 1% Flood) Media Flood Depth by County (FEMA 1% Flood) Percent Rank Classification
Building Floodplain Count 470 buildings in a high-risk flood zone. Click for more information. Building Count in SFHA by County Building Count in SFHA by County (Percent Rank Classification)
Building Floodway Count 160 buildings in the regulatory floodway or main river channel. Click for more information. Floodway Building Count by County Floodway Building Count by County (Percent Rank Classification) Floodway Building Ratio by County
Building Floodplain Ratio 3.8% of floodplain buildings to total buildings. Click for more information. Floodplain Building Ratio by County
Building Density 0.06 buildings/acre density in floodplain. Click for more information. Building Density in SFHA by County
Building Median Value $78,500 median building value in floodplain. Click for more information. Building Exposure Low Values <= $10K by County
Bldg. Mobile Homes Ratio 13.6% of single-family dwellings in floodplain are manufactured homes. Click for more information. Mobile Homes Ratio by County
Bldg. Subgrade Basements Ratio 35.7% of floodplain buildings have subgrade basements. Click for more information. Building Subgrade Basement Ratio by County Building Subgrade Basement Ratio by County (Percent Rank)
Building 1-Story Ratio 75.3% of floodplain buildings have only one story. Click for more information. Building One-Story Ratio by County Building One-Story Ratio by County (Percent Rank)
Bldg. Year Pre-FIRM Ratio 74.3% of floodplain buildings are Pre-FIRM or built with no FIRM in effect. Click for more information. Building Year Pre-FIRM Ratio by County Building Year Pre-FIRM Ratio by County (Percent Rank)
Bldg. Year Minus Rated Post-FIRM Ratio 12.8% of floodplain buildings are Post-FIRM with lowest floor below BFE. Click for more information. Building Year Post-FIRM Minus-Rated Building Ratio by County Building Year Post-FIRM Minus-Rated Building Ratio by County (Percent Rank)
Essential Facilities 4 essential facilities in moderate and high risk floodplains. Click for more information. Essential Facilities in High-Moderate Risk Floodplain by County
Roads Inundated Ratio 5.5% of roads flooded by a 1% annual chance (100-yr) major flood. Click for more information. Roads Inundated Ratio for 1% Flood by County
Community Assets Historical 43 historical assets in floodplain. Click for more information. Historical Community Assets Density Statewide
Community Assets Non-Historical 12 non-historical assets in floodplain. Click for more information. Non-Historical Community Assets Count by Community
Bldg. Substantial Damage Count 96 bldgs. substantially damaged by a 1% annual chance (100-yr) flood. Click for more information. Building Substantial Damage Debris Removal Estimates by County (1% Flood) Building Substantial Damage Count by County (1% Flood) Building Substantial Damage Count by County (1% Flood) (Percent Rank)
Bldg. Substantial Damage Ratio 20.4% of buildings in floodplain substantially damaged by major storm. Click for more information. Building Substantial Damage to Total SFHA Structures Ratio by County (1% Flood) Building Substantial Damage to Total SFHA Structures Ratio by County (1% Flood) (Percent Rank)
Bldg. Previous Damage Claims 230 buildings have prior damage claims. Click for more information. Building Damage Claims Number by County (Natural Break) Building Damage Claims Number by County (Percent Rank)
Bldg. Repetitive Loss Structures 104 repetitive loss structures. Click for more information.
Population in Floodplain Ratio 5.4% of the population resides in a high-risk flood zone. Click for more information. Population Ratio by County Population Ratio by County (Percent Rank)
Population Displaced Ratio 3.6% of population displaced by a 1% annual chance (100-yr) flood event. Click for more information. Population Estimated Requiring Short-Term Shelter by County (1% Flood)
WV Social Vulnerability Index 9.2% index score of WV Social Vulnerability. Click for more information. Social Vulnerability Index (SVI) by County (Percent Rank) CDC SVI by County
Cumulative Index 24.0% cumulative risk index score. Click for more information.
Cumulative Risk Index by County

Flood Risk Index Scores for Morgan County

Table 2. Flood Risk Index Scores: A Cumulative Flood Risk Index of 25 flood factors reveals that Morgan County ranks 42nd of 55 counties in the state with a Cumulative Flood Risk Score of 24%. Below are all 25 flood risk indicators used in the risk index with the indicator scores and rankings.

Category Flood Risk Indicator Value for Morgan Indicator Score
(0 - 100%)		 Indicator Rating
Floodplain Characteristics Floodplain Area Click for more information. 8,477 Acres 59.2% Moderate
Floodplain Length Click for more information. 178.3 Miles 20.3% Relatively Low
Flood Declared Disasters Click for more information. 11 5.5% Very Low
Flood Depth Median Click for more information. 3.1 Ft 77.7% Relatively High
Floodplain Characteristics Index, 37th 33.3% Relatively Low
Building Exposure Building Floodplain Count Click for more information. 470 20.3% Relatively Low
Building Floodway Count Click for more information. 160 70.3% Relatively High
Building Floodplain Ratio Click for more information. 3.8% 14.8% Very Low
Building Density Click for more information. 0.06 /Acre 16.6% Very Low
Building Exposure Index, 42nd 24.0% Relatively Low
Building Characteristics Building Median Value Click for more information. $78,500 98.1% VERY HIGH
Bldg. Mobile Homes Ratio Click for more information. 13.6% 3.7% Very Low
Bldg. Subgrade Basements Ratio Click for more information. 35.7% 87.0% Very High
Building 1-Story Ratio Click for more information. 75.3% 16.6% Very Low
Bldg. Year Pre-FIRM Ratio Click for more information. 74.3% 33.3% Relatively Low
Bldg. Year Minus Rated Post-FIRM Ratio Click for more information. 12.8% 90.7% VERY HIGH
Building Characteristics Index, 17th 70.3% Relatively High
Critical Infrastructure Essential Facilities Click for more information. 4 31.4% Relatively Low
Roads Inundated Ratio Click for more information. 5.5% 44.4% Moderate
Critical Infrastructure Index, 34th 38.8% Relatively Low
Community Assets Community Assets Historical Click for more information. 43 83.3% Very High
Community Assets Non-Historical Click for more information. 12 9.2% Very Low
Community Assets Index, 33rd 40.7% Moderate
Building Damage Loss Bldg. Substantial Damage Count Click for more information. 96 55.5% Moderate
Bldg. Substantial Damage Ratio Click for more information. 20.4% 88.8% Very High
Bldg. Previous Damage Claims Click for more information. 230 37.0% Relatively Low
Bldg. Repetitive Loss Structures Click for more information. 104 42.5% Moderate
Building Damage Loss Index, 24th 57.4% Moderate
People / Social Vulnerabilities Population in Floodplain Ratio Click for more information. 5.4% 11.1% Very Low
Population Displaced Ratio Click for more information. 3.6% 22.2% Relatively Low
WV Social Vulnerability Index Click for more information. - 9.2% Very Low
People / Social Vulnerabilities Index, 51st 7.4% Very Low
Risk Index Cumulative Index Click for more information. 24.0% Relatively Low

Risk Index Legend

Color for the 'VERY HIGH' rating VERY HIGH: 90% - 100%
Color for the 'Very High' rating Very High: 80% - 100%
Color for the 'Relatively High' rating Relatively High: 60% - 79.9%
Color for the 'Moderate' rating Moderate: 40% - 59.9%
Color for the 'Relatively Low' rating Relatively Low: 20% - 39.9%
Color for the 'Very Low' rating Very Low: 0% - 19.9%

Flood Risk Indicators of Morgan County Compared to Other Counties

Table 3. Flood Risk Index Comparison: Flood risk indicator values for Morgan County compared to descriptive statistics of all counties.

Category Flood Risk Indicator Value for Morgan Median Value Mean Value Min Value Max Value State Stats
Floodplain Characteristics Floodplain Area Click for more information. 8,477 Acres 8,085 Acres 9,612 Acres 1,528 Acres 26,607 Acres 528,635 Acres
Floodplain Length Click for more information. 178.3 Miles 303.9 Miles 312.8 Miles 75.3 Miles 911.2 Miles 17,205.1 Miles
Flood Declared Disasters Click for more information. 11 16 16 9 28 64
Flood Depth Median Click for more information. 3.1 Ft 2.1 Ft 2.4 Ft 0.9 Ft 5.1 Ft 1.8 Ft
Building Exposure Building Floodplain Count Click for more information. 470 939 1,498 300 13,452 82,408
Building Floodway Count Click for more information. 160 67 150 0 1,462 8,237
Building Floodplain Ratio Click for more information. 3.8% 5.9% 7.9% 0.8% 24.5% 7.4%
Building Density Click for more information. 0.06 /Acre 0.1 /Acre 0.19 /Acre 0.02 /Acre 1.12 /Acre 0.16 /Acre
Building Characteristics Building Median Value Click for more information. $78,500 $42,200 $42,023 $14,000 $97,450 $38,200
Bldg. Mobile Homes Ratio Click for more information. 13.6% 25.8% 25.9% 4.0% 53.3% 27.5%
Bldg. Subgrade Basements Ratio Click for more information. 35.7% 21.6% 25.1% 10.4% 71.7% 24.8%
Building 1-Story Ratio Click for more information. 75.3% 84.0% 82.4% 39.4% 94.9% 84.0%
Bldg. Year Pre-FIRM Ratio Click for more information. 74.3% 80.0% 77.8% 57.3% 92.9% 77.5%
Bldg. Year Minus Rated Post-FIRM Ratio Click for more information. 12.8% 4.6% 6.4% 1.0% 23.0% 5.8%
Critical Infrastructure Essential Facilities Click for more information. 4 5 9 0 80 489
Roads Inundated Ratio Click for more information. 5.5% 5.7% 6.8% 2.6% 19.2% 6.7%
Community Assets Community Assets Historical Click for more information. 43 7 50 0 1,263 2,758
Community Assets Non-Historical Click for more information. 12 27 38 8 261 2,092
Building Damage Loss Bldg. Substantial Damage Count Click for more information. 96 80 118 4 975 6,493
Bldg. Substantial Damage Ratio Click for more information. 20.4% 6.1% 9.0% 1.2% 33.4% 7.9%
Bldg. Previous Damage Claims Click for more information. 230 350 507 34 3,044 27,882
Bldg. Repetitive Loss Structures Click for more information. 104 127 176 5 1,547 9,698
People / Social Vulnerabilities Population in Floodplain Ratio Click for more information. 5.4% 10.6% 14.0% 1.0% 45.0% 11.0%
Population Displaced Ratio Click for more information. 3.6% 5.5% 8.2% 0.6% 30.4% 6.6%
WV Social Vulnerability Index Click for more information. 9.3% 50.0% 50.0% 0.0% 100.0% -

General Information Statistics for Morgan County

Table 4. General Information and comparison statistics for Morgan County.

  Total Area
(ACRES)		 Total Structures Total Population Population Density
(/SQ MILE)		 Number of Households Average Household Size
 
Morgan County 147,140 12,309 17,144 74.6 6,957 2.4
 
STATE STATS 15,500,454 1,118,761 1,801,049 74.4 711,352 2.5
COUNTIES STATS:
Median 269,049 16,115 22,603 47.0 7,912 2.6
Mean 281,826 20,341 32,746 93.5 12,934 2.6
Minimum 56,402
(Hancock)		 3,954
(Calhoun)		 5,264
(Wirt)		 8.5
(Pocahontas)		 2,081
(Wirt)		 2.2
(Brooke)
Maximum 665,171
(Randolph)		 100,457
(Kanawha)		 181,953
(Kanawha)		 389.9
(Ohio)		 76,919
(Kanawha)		 3.1
(Doddridge)

Risk Indicator data last updated August 2024