| X6 (2024-2030) | 
                        
                            Chilkat Valley geohazard observatory | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X7 (2004-2005) | 
                        
                            Hi-CLIMB two-dimension array - Peking University | 
                        
                             | 
                        
                            — | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X7 (2007-2009) | 
                        
                            Seismic Monitoring of Active Rock Fall Source Areas in the Yosemite National Park | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X7 (2010-2014) | 
                        
                            PYRenean Observational Portable Experiment | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X7 (2016-2018) | 
                        
                            Wallowa Uplift & Origin of the columbia River Basalts | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X7 (2019-2019) | 
                        
                            FORGE Phase2C Stimulation | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X7 (2020-2022) | 
                        
                            Ochtendung fault line | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | X7 (2023-2023) | 
                        
                            Silixa-Fairfield Global DAS Month 2023 data | 
                        
                             | 
                        
                            — | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X7 (2024-2026) | 
                        
                            Western Mongolia Calibration Experiment | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X8 (2005-2006) | 
                        
                            Mount Gambier deployment | 
                        
                             | 
                        
                            — | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X8 (2007-2010) | 
                        
                            Studies of Earthquakes & Rapid Motions of Ice | 
                        
                             | 
                        
                            United States of America | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | X8 (2011-2011) | 
                        
                            Coulman High VSP, Antarctica, 2010 | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X8 (2012-2017) | 
                        
                            Deep Structure of Three Continental Sutures in Eastern North America | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X8 (2018-2030) | 
                        
                            SMARTIE | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X9 (2004-2007) | 
                        
                            Monitoring an active rift system at the front of the Amery Ice Shelf, East Antarctica | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X9 (2008-2011) | 
                        
                            Dallas Earthquake Swarm | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X9 (2012-2013) | 
                        
                            Plate Boundary Evolution and Physics at an Oceanic Transform Fault System | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X9 (2015-2016) | 
                        
                            Klyuchevskoy volcanic group experiment | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X9 (2017-2018) | 
                        
                            Moment tensor inversion, perforation | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X9 (2019-2022) | 
                        
                            Bedload Monitoring of Ephemeral Streams (seed) | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X9 (2023-2023) | 
                        
                            Leeds-Blacknest Eskdalemuir distributed acoustic sensing experiment February 2023 | 
                        
                             | 
                        
                            — | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X9 (2024-2024) | 
                        
                            Isla Navarino Phased Array | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | X9 (2025-2026) | 
                        
                            Vega Rinconada and El Tatio Investigation of Geothermal Oscillations | 
                        
                             | 
                        
                            — | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1969-1977) | 
                        
                            Apollo Passive Seismic Experiments | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1979-1979) | 
                        
                            Gulf of California Oblique Seismic Experiment | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1983-1983) | 
                        
                            Costa Rica Seismic Experiment | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1987-1988) | 
                        
                            PANDA -- San Juan, Argentina Experiment | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1990-1990) | 
                        
                            Piñon Flats Small Aperture Array, High Frequency Array | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1991-1991) | 
                        
                            Piñon Flats Small Aperture Array, Broadband Triggered Array | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1992-1992) | 
                        
                            Joshua Tree Aftershock | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1993-1993) | 
                        
                            Non Proliferation Experiment (Chemical Kiloton at NTS) | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1994-1994) | 
                        
                            Northridge Aftershock Studies | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1995-1996) | 
                        
                            Missouri to Massachusetts Array | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (1997-1999) | 
                        
                            Anatomy of an Archean Craton, South Africa, A Multidisciplinary Experiment across the Kaapvaal Craton | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2000-2001) | 
                        
                            LIGO Noise Study | 
                        
                             | 
                        
                            — | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2002-2003) | 
                        
                            Bhutan Pilot Experiment | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2004-2007) | 
                        
                            Taylor Glacier Calving, Collaborative Research: Mechanics of Dry-Land Calving of Ice Glaciers | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2008-2009) | 
                        
                            Central Oregon Locked Zone Array, Monitoring seismicity associated with a possible asperity on the Cascadia megathrust | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2010-2010) | 
                        
                            Sismic Imaging of the Moroccan Atlas | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2011-2011) | 
                        
                            Using Fault-Zone Trapped Waves to Document Subsuface Rock Damage Caused by the M6.3 Earthquake in Ne | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2012-2012) | 
                        
                            AIDA_Maine | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2013-2016) | 
                        
                            GANSSER: Swiss BB seismic experiment in Bhutan | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2017-2023) | 
                        
                            The Caucasus Seismic Network: The Uplift and Structure of the Greater and Lesser Caucasus | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2024-2024) | 
                        
                            Palatino multi-parametric network | 
                        
                             | 
                        
                            — | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XA (2025-2027) | 
                        
                            FarSide Seismic Suite | 
                        
                             | 
                        
                            — | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XB (1966-1972) | 
                        
                            Leo Brady Seismic Network legacy data | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XB (1977-1982) | 
                        
                            Viking Mission | 
                        
                             | 
                        
                            France | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XB (1985-1985) | 
                        
                            Son of BOSE Oblique Seismic Experiment | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XB (1989-1990) | 
                        
                            UC Mammoth/Long Valley network | 
                        
                             | 
                        
                              | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XB (1991-1991) | 
                        
                            Pinatubo 1991 seismic network | 
                        
                             | 
                        
                            — | 
                        
                             DOI |