Table 1 List of the observed ground motion indices at permanent and temporary stations in central Mashiki Town during the 2016 Kumamoto earthquake sequence (e.g., Hata et al. 2016b)
KiK-net Mashiki | Mashiki Town Office | TMP01 | TMP02 | TMP03 | |
|---|---|---|---|---|---|
Foreshock | |||||
PGAs (m/s2) [N–S] | 7.59 | 6.32 | – | – | – |
PGAs (m/s2) [E–W] | 9.23 | 7.32 | – | – | – |
PGAs (m/s2) [U–D] | 14.0 | 33.8 | – | – | – |
PGVs (m/s) [N–S] | 0.77 | 1.18 | – | – | – |
PGVs (m/s) [E–W] | 0.91 | 1.36 | – | – | – |
PGVs (m/s) [U–D] | 0.55 | 0.15 | – | – | – |
JMA seismic intensities | 6.4 | 6.6 | – | – | – |
Main shock | |||||
PGAs (m/s2) [N–S] | 6.53 | 7.72 | 9.02 | 7.37 | 9.18 |
PGAs (m/s2) [E–W] | 11.6 | 8.26 | 14.9 | 11.5 | 11.6 |
PGAs (m/s2) [U–D] | 8.73 | 6.68 | 10.0 | 9.76 | 7.02 |
PGVs (m/s) [N–S] | 0.85 | 0.97 | 1.06 | 1.05 | 1.33 |
PGVs (m/s) [E–W] | 1.32 | 1.77 | 1.59 | 1.64 | 1.79 |
PGVs (m/s) [U–D] | 0.47 | 0.51 | 1.06 | 0.63 | 0.72 |
JMA seismic intensities | 6.5 | 6.7 | 6.6 | 6.7 | 6.9 |