Hydrological response to earthquakes in the Haibara well, central Japan – I. Groundwater level changes revealed using state space decomposition of atmospheric pressure, rainfall and tidal responses
Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, Tsukuba, Ibaraki 305-8567,;Japan The Institute of Statistical Mathematics, Tokyo 106-8569,;Japan US Geological Survey, Vancouver, WA 98683,;USA