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Tsunami Risk Rankings
US counties with the highest tsunami risk
| # | County | State | Score | Rating | Annual Loss |
|---|---|---|---|---|---|
| 1 | Grays Harbor | WA | 100.0 | Very High | $120.7M |
| 2 | Del Norte | CA | 98.5 | Very High | $114.2M |
| 3 | Clatsop | OR | 96.9 | Very High | $99.7M |
| 4 | Pacific | WA | 95.4 | Very High | $83.9M |
| 5 | Humboldt | CA | 93.8 | Relatively High | $33.4M |
| 6 | Honolulu | HI | 92.3 | Relatively High | $48.1M |
| 7 | Maui | HI | 90.8 | Relatively High | $31.4M |
| 8 | Curry | OR | 89.2 | Relatively High | $16.6M |
| 9 | Aleutians West | AK | 87.7 | Relatively Moderate | $19.9M |
| 10 | Hawaii | HI | 86.2 | Relatively Moderate | $14.9M |
| 11 | Coos | OR | 84.6 | Relatively Moderate | $11.5M |
| 12 | Clallam | WA | 83.1 | Relatively Moderate | $10.2M |
| 13 | Kenai Peninsula | AK | 81.5 | Relatively Moderate | $10.2M |
| 14 | Kodiak Island | AK | 80.0 | Relatively Moderate | $10.9M |
| 15 | Tillamook | OR | 78.5 | Relatively Moderate | $8.6M |
| 16 | Lincoln | OR | 76.9 | Relatively Moderate | $6.1M |
| 17 | Kauai | HI | 75.4 | Relatively Moderate | $8.6M |
| 18 | Santa Cruz | CA | 73.8 | Relatively Moderate | $7.6M |
| 19 | San Francisco | CA | 72.3 | Relatively Moderate | $6.0M |
| 20 | San Mateo | CA | 70.8 | Relatively Moderate | $7.2M |
| 21 | Marin | CA | 69.2 | Relatively Moderate | $6.4M |
| 22 | King | WA | 67.7 | Relatively Low | $6.3M |
| 23 | Aleutians East | AK | 66.2 | Relatively Low | $2.3M |
| 24 | Los Angeles | CA | 64.6 | Relatively Low | $3.3M |
| 25 | San Luis Obispo | CA | 63.1 | Relatively Low | $3.5M |
| 26 | Kitsap | WA | 61.5 | Relatively Low | $4.2M |
| 27 | Alameda | CA | 60.0 | Relatively Low | $3.1M |
| 28 | Wahkiakum | WA | 58.5 | Relatively Low | $2.0M |
| 29 | Orange | CA | 56.9 | Relatively Low | $2.5M |
| 30 | Sitka | AK | 55.4 | Relatively Low | $2.0M |
| 31 | Anchorage | AK | 53.8 | Relatively Low | $2.5M |
| 32 | San Diego | CA | 52.3 | Relatively Low | $1.6M |
| 33 | Lake and Peninsula | AK | 50.8 | Relatively Low | $721K |
| 34 | Pierce | WA | 49.2 | Relatively Low | $1.4M |
| 35 | Contra Costa | CA | 47.7 | Relatively Low | $1.0M |
| 36 | Monterey | CA | 46.2 | Very Low | $712K |
| 37 | Ventura | CA | 44.6 | Very Low | $790K |
| 38 | Mason | WA | 43.1 | Very Low | $433K |
| 39 | Douglas | OR | 41.5 | Very Low | $320K |
| 40 | Jefferson | WA | 40.0 | Very Low | $287K |
| 41 | Santa Barbara | CA | 38.5 | Very Low | $343K |
| 42 | Ketchikan Gateway | AK | 36.9 | Very Low | $432K |
| 43 | Island | WA | 35.4 | Very Low | $402K |
| 44 | Prince of Wales-Hyder | AK | 33.8 | Very Low | $234K |
| 45 | Mendocino | CA | 32.3 | Very Low | $264K |
| 46 | Skagit | WA | 30.8 | Very Low | $355K |
| 47 | Lane | OR | 29.2 | Very Low | $240K |
| 48 | Juneau | AK | 27.7 | Very Low | $288K |
| 49 | Sonoma | CA | 26.2 | Very Low | $244K |
| 50 | Chugach | AK | 24.6 | Very Low | $307K |