Distribution Maps of Observatories (as of April 1, 2023)


Table of Observation Stations
(PDF  73 KB)
High Sensitivity Seismographs
(PDF  1,429 KB)
Broad-band Seismographs
(PDF  1,415 KB)
Strong-motion Seismographs
(on the ground)
(PDF  1,434 KB)
Strong-motion Seismographs
(in the well)
(PDF  1,422 KB)
GNSS, SLR and VLBI
(PDF  1,258 KB)
Strain Meters, etc.
(PDF  1,419 KB)
Seabottom Geodetic Stations
(PDF  1,417 KB)
Tide and/or Tsunami Observatories
(PDF  1,422 KB)
Geomagnetic Observatories
(PDF  1,418 KB)
Gravity Observatories
(PDF  1,416 KB)
Ground Water Observatories
(PDF  1,415 KB)
 
abbreviation in the figures