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Table 2 Major earthquakes with no warning issued and the corresponding final prediction results

From: Earthquake early warning for the 2016 Kumamoto earthquake: performance evaluation of the current system and the next-generation methods of the Japan Meteorological Agency

Actual earthquake Final prediction result
# Day Origin time Epicenter location Mag. Max. seismic intensity Epicenter location Mag. Max. seismic intensity Score (%)
1 15 01:53:01.4 (1) 4.8 5L (1) 4.8 4 100.0
2 16 07:23:54.3 (1) 4.8 5L (1) 4.6 4 100.0
3 19 20:47:03.3 (1) 5.0 5L (3) 4.8 4 100.0
4 29 15:09:34.3 (4) 4.5 5U (4) 4.1 3 0.0
  1. This table lists the four cases from April 14 to 30 in which seismic intensities of ≥5L were actually observed but warnings were not issued by the system. The definitions of the epicenter locations are the same as in Table 1