| Network | Data Center | Description | Start Year | End Year |
|---|---|---|---|---|
| G |
|
GEOSCOPE - French Global Network of Seismological Broadband Stations | 1982 | 2599 |
| G2 |
|
GEOBEST Baseline Seismic Monitoring Networks for Deep Geothermal Energy Projects in Switzerland. | 2006 | 2599 |
| GL |
|
Guadeloupe Seismic and Volcano Observatory Network | 1950 | 2599 |
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