What’s going on under north latitude 37.0° east longitude140.7° ?

What's going on under north latitude 37.0° east longitude140.7° ?

 

Following up this article ..Earthquake at Fukushima : could it be an hydrogen explosion ?
On 4/12/2011, 4 earthquakes happened at the same place only within 20 mins.

Time 2011/4/12 14:70
Fukushima Hamatori
north latitude 37.0°
east longitude140.7°
Depth 10km
M 6.3

Time 2011/4/12 14:15
Fukushima Hamatori
north latitude 37.0°
east longitude140.7°
Depth 20km
M 4.5

Time 2011/4/12 14:26
Fukushima Hamatori
north latitude 37.0°
east longitude140.7°
Depth 20km
M 4.9

Time 2011/4/12 14:32
Fukushima Hamatori
north latitude 37.0°
east longitude140.7°
Depth 20km
M 4.1

 

What's going on under north latitude 37.0° east longitude140.7° ?

 

 

Categories: Natural disasters