Table 1 Epicentral distances, VS30, and estimated amax values for the five sites (see Fig. 1 for location)

From: Evaluation of liquefaction potentials based on shear wave velocities in Pohang City, South Korea

  Epicenter distance (km) VS30 from S-PS (m/s) VS30 from downhole (m/s) amax for S-PS (g) amax for downhole (g) LPIS LPID Liquefaction occurrence
Site 1 5.5 522.5 0.25 0 X
Site 2 1.4 272.3 251.6 0.39 0.39 13.9 7.6 O
Site 3 1.1 357.6 321.3 0.42 0.41 11.2 (0a) 9.8 (0a) O
Site 4 7.3 188.1 161.7 0.23 0.22 1.5 2.9 O
Site 5 8.5 186.8 0.21 0.3 X
  1. aThe LPI values excluding clay layers