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Table 1 Well parameters

From: Modeling the coseismic groundwater level increase in the Oi well, central Japan

Parameter Oi Odawara Minamiashigara Yumoto Manazuru Ninomiya
Depth (m)* 300 300 150 300 300 500
Screen depth (m)* 270–300 270–300 120–150 250–300 250–300 450–500
Hydraulic conductivity (m/s)* 5.5 × 10−6 1.4 × 10−4 8.7× 10−6 1.7 × 10−8 6.1 × 10−8
Borehole radius (m)** 0.05265 0.05265 0.05265
Screen radius (m)** 0.03395 0.03395 0.03395
Barometric efficiency (m/hPa)*** 0.0039 0.0047 0.0047 0.0011 0.0089 0.0054
  1. *Referred to Yokoyama et al (1995)
  2. **Referred to unpublished data from well construction report
  3. ***Referred to to Itadera (2003)