Hokkaido Region

a) An M5.1 earthquake occurred on 15 June southeast off the coast of Nemuro Peninsula (maximum intensity: 3).

b) An M4.3 earthquake occurred on 15 June in south-central Kushiro Administrative District (maximum intensity: 3)

c) An M4.1 earthquake occurred on 13 June in northern Kushiro Administrative District.

Japan Meteorological Agency,Science and Technology Agency

Seismic Activity in Japan June 1999