From: Estimating building vulnerability to volcanic ash fall for insurance and other purposes
Ask Thickness (mm) | Land Coverange Area (sqkm) |
---|---|
1–2 | 236,353 |
2–4 | 362,026 |
4–7 | 318,945 |
7–10 | 178,769 |
10–20 | 58,155 |
20–30 | 58,042 |
35–50 | 14,254 |
50–70 | 11,479 |
70–120 | 7,918 |
120–200 | 6,690 |
200–350 | 11,456 |
350–500 | 9,738 |
500–750 | 3,315 |
750–1000 | 961 |
1000 | 765 |