Municipalities with the lowest tsunami risk in Iwate

14 municipalities in Iwate, ordered by lowest tsunami risk.Lower means a smaller expected inundation area

19 municipalities without data are excluded.

Built at 2026-09-11T03:43:40.354Z. Sources for each value are on the municipality pages, under “Source”.

Summary

The median in Iwate is 2.3%, compared with 1.7% nationwide.
Of the 14 municipalities in Iwate, 6 are on the better side of the nationwide median.
The lowest value is 0.0%, shared by 2 municipalities.
The highest is 陸前高田市 (6.4%).

Rank	Municipality	Value
1	一関市	0.0%
2	住田町	0.0%
3	岩泉町	0.3%
4	洋野町	1.4%
5	田野畑村	1.4%
6	宮古市	1.4%
7	久慈市	2.1%
8	普代村	2.6%
9	釜石市	2.6%
10	山田町	2.6%
11	大槌町	2.6%
12	大船渡市	3.5%
13	野田村	4.8%
14	陸前高田市	6.4%

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All municipalities in Iwate