Monday, June 16, 2025

Dragon chart in 苫小牧沖

Dragon chart in 苫小牧沖 (Tomakomai offshore region) 

30km/50km/60km/130km are located in a straight line. 20km/70km/120 are also located in a straight line.(orange kines)
 

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Counts of occurrence per depth in 秋田県南部

Counts of occurrence per depth  in 秋田県南部 (Southern Akita Pref.)is shown as below graph,   The greatest magnitude is M7.2 of 1km in 2008. It ...