Pennsylvania

Natural Disaster Risk by County

Counties
67
All ranked by NRI score
State Avg. Score
67.4
High risk
Total State EAL
$4.07B
Expected annual losses
Highest Risk
Philadelphia
Score 99.6 · Very High

County Rankings

#CountyRisk ScoreRisk RatingTop HazardAnn. Loss
1Philadelphia County
99.6
Very High Heat Wave$667M
2Allegheny County
98.1
High Riverine Flood$354M
3Montgomery County
96.8
High Winter Weather$297M
4Lancaster County
95.0
High Winter Weather$170M
5Bucks County
94.8
High Ice Storm$203M
6Lehigh County
93.9
Medium Cold Wave$128M
7Delaware County
92.9
Medium Winter Weather$135M
8Berks County
92.7
Medium Winter Weather$120M
9Chester County
91.9
Medium Drought$173M
10Luzerne County
91.6
Medium Winter Weather$88M
11Dauphin County
91.1
Medium Winter Weather$100M
12York County
90.4
Medium Winter Weather$106M
13Northampton County
90.0
Medium Winter Weather$90M
14Lackawanna County
89.9
Medium Riverine Flood$72M
15Westmoreland County
87.8
Medium Lightning$76M
16Cumberland County
86.2
Medium Winter Weather$69M
17Schuylkill County
85.3
Medium Winter Weather$49M
18Monroe County
85.1
Medium Lightning$57M
19Erie County
84.1
Medium Lightning$48M
20Washington County
83.1
Medium Landslide$57M
21Fayette County
82.2
Medium Riverine Flood$37M
22Lebanon County
79.9
Low Winter Weather$43M
23Lycoming County
79.6
Low Riverine Flood$41M
24Butler County
79.3
Low Lightning$48M
25Northumberland County
79.2
Low Winter Weather$37M
26Blair County
77.7
Low Winter Weather$34M
27Mercer County
77.7
Low Riverine Flood$34M
28Cambria County
76.4
Low Riverine Flood$32M
29Franklin County
76.4
Low Hurricane$38M
30Crawford County
76.0
Low Winter Weather$27M
31Beaver County
75.3
Low Riverine Flood$35M
32Bradford County
73.1
Low Lightning$32M
33Armstrong County
69.3
Low Landslide$28M
34Mifflin County
69.3
Low Riverine Flood$18M
35Bedford County
68.2
Low Landslide$24M
36Centre County
68.0
Low Winter Weather$25M
37Adams County
67.5
Low Drought$27M
38Clearfield County
67.1
Low Winter Weather$22M
39Lawrence County
66.1
Low Riverine Flood$25M
40Pike County
65.9
Low Riverine Flood$24M
41Warren County
65.6
Low Riverine Flood$23M
42Somerset County
64.2
Low Landslide$22M
43Indiana County
63.7
Low Landslide$19M
44Columbia County
62.1
Low Winter Weather$24M
45Tioga County
59.8
Low Landslide$19M
46Carbon County
59.4
Low Lightning$22M
47Jefferson County
57.9
Low Lightning$14M
48Wayne County
56.3
Low Hurricane$17M
49Venango County
55.6
Low Lightning$16M
50Union County
55.2
Low Strong Wind$14M
51Greene County
55.1
Low Landslide$17M
52Snyder County
54.3
Low Winter Weather$15M
53McKean County
53.8
Low Winter Weather$15M
54Susquehanna County
53.6
Low Landslide$18M
55Perry County
53.1
Low Landslide$18M
56Clinton County
51.8
Low Strong Wind$14M
57Huntingdon County
50.3
Low Strong Wind$16M
58Elk County
45.2
Low Lightning$15M
59Wyoming County
44.8
Low Landslide$14M
60Juniata County
38.8
Very Low Landslide$9M
61Clarion County
30.0
Very Low Lightning$9M
62Potter County
28.1
Very Low Landslide$8M
63Forest County
19.9
Very Low Lightning$5M
64Montour County
14.7
Very Low Hurricane$5M
65Cameron County
12.6
Very Low Landslide$4M
66Sullivan County
10.7
Very Low Avalanche$4M
67Fulton County
7.8
Very Low Landslide$4M

All 67 Pennsylvania counties, ranked by FEMA National Risk Index score.