Riskiest Counties for Landslide

Ranked by FEMA National Risk Index landslide hazard score · code LNDS

County Rankings

#CountyStateLandslide ScoreRatingAnn. Freq.Ann. Loss
1Santa Barbara CountyCA
100.0
Very High 60.37 / yr$51M
2Snohomish CountyWA
100.0
Very High 4.12 / yr$25M
3San Bernardino CountyCA
99.9
Very High 27.53 / yr$18M
4Monterey CountyCA
99.9
High 129.63 / yr$5M
5Island CountyWA
99.9
High 0.40 / yr$6M
6Alameda CountyCA
99.8
High 24.63 / yr$6M
7Sonoma CountyCA
99.8
High 67.44 / yr$5M
8Macon CountyNC
99.8
High 1.92 / yr$3M
9Orange CountyCA
99.7
High 17.84 / yr$4M
10Santa Clara CountyCA
99.7
High 64.63 / yr$5M
11San Mateo CountyCA
99.7
High 3.94 / yr$4M
12Petersburg BoroughAK
99.7
High 5.74 / yr$3M
13Honolulu CountyHI
99.6
High 0.32 / yr$4M
14Humboldt CountyCA
99.6
High 83.33 / yr$2M
15Mendocino CountyCA
99.6
High 94.88 / yr$2M
16San Diego CountyCA
99.5
High 177.45 / yr$3M
17Mariposa CountyCA
99.5
High 27.38 / yr$2M
18Hawkins CountyTN
99.5
High 1.47 / yr$2M
19San Luis Obispo CountyCA
99.4
High 128.71 / yr$2M
20Fairbanks North Star BoroughAK
99.4
High 11.13 / yr$3M
21Mesa CountyCO
99.4
High 2.96 / yr$2M
22Los Angeles CountyCA
99.3
High 78.63 / yr$2M
23Contra Costa CountyCA
99.3
High 19.83 / yr$2M
24Santa Cruz CountyCA
99.3
High 6.50 / yr$2M
25Marin CountyCA
99.2
High 12.05 / yr$2M

Showing the top 25 seeded counties for landslide risk.