| XK (1996-1996) | 
                        
                            Chicxulub Impact Crater, Yucatan | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XK (1997-1997) | 
                        
                            Teleseismic Studies in the Western Superior Transect, Canada | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (1998-1998) | 
                        
                            Merapi and Semeru Volcano Project | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (1999-2000) | 
                        
                            Lithospheric Structure and Evolution of the Rocky Mountain Transect | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2001-2003) | 
                        
                            Reflections Under the Scottish Highlands: A Broadband Investigation of Upper Mantle Reflectors in Scotland | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2004-2006) | 
                        
                            RISTRA 1.5 -- Colorado Plateau Extension | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2007-2009) | 
                        
                            POLENET/LAPNET | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2010-2010) | 
                        
                            Big Horn Project Regional Array Deployment | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2011-2011) | 
                        
                            Passive seismic for geothermal exploration, Fairmont, Montana | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2012-2014) | 
                        
                            Seismic Arrays for African Rift Initation | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2015-2015) | 
                        
                            Seismic Array of the Sevilleta | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2016-2016) | 
                        
                            Delineating preferential flow paths from recharge for water planning and management | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2017-2019) | 
                        
                            Ivrea - AlpArray Complementary Experiment | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2020-2020) | 
                        
                            Temporary network seismic in Central Calabria | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XK (2021-2026) | 
                        
                            Geisel Library | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XL (1994-1994) | 
                        
                            Sierras Broadband II | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XL (1995-1996) | 
                        
                            North Korea Nuclear Site Investigation | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XL (1997-1997) | 
                        
                            An asthenosphere-lithosphere probe in North America | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XL (1998-1998) | 
                        
                            Santa Clara Valley Fill structure | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XL (1999-2001) | 
                        
                            San Francisco/Oakland Dense Array 2000 | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XL (2002-2007) | 
                        
                            COnsortium for Arizona Reconnaissance Seismic Experiment | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XL (2008-2011) | 
                        
                            Collaborative Research: Dynamic controls on tidewater glacier retreat | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XL (2012-2016) | 
                        
                            Central Mongolia Seismic Experiment | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XL (2017-2030) | 
                        
                            McGill Dawson-Septimus Induced Seismicity Study | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (1994-1994) | 
                        
                            New Zealand Study | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (1995-1996) | 
                        
                            Wabash Valley Array Study | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (1997-1997) | 
                        
                            TOMOG 3D | 
                        
                             | 
                        
                            — | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XM (1998-1998) | 
                        
                            Ocean Seismic Network Exp. | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (1999-2001) | 
                        
                            Colorado Plateau/Rio Grand Rift/Great Plains Seismic Transect | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2002-2003) | 
                        
                            Ethiopia-Afar Geoscientific Lithospheric Experiment 6TD Passive Array | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2004-2004) | 
                        
                            Vestmanna04 (SeiFaBa Project) | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2005-2006) | 
                        
                            ALPASS | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2007-2010) | 
                        
                            Western Tibet passive array deployment | 
                        
                             | 
                        
                            — | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2011-2011) | 
                        
                            Broadband recording at the site of great earthquake rupture in the Alaska Megathrust | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2012-2014) | 
                        
                            ARGOS - Alutu and Regional Geophysical Observation Study | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2016-2016) | 
                        
                            Poroelastic Tomography at Brady Geothermal Field | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2017-2018) | 
                        
                            Geothermal Seismic Exploration and Monitoring Via Ambient Seismic Noise Interferometry | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2019-2021) | 
                        
                            REMPARTS | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2022-2024) | 
                        
                            TANGO-BB | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XM (2025-2025) | 
                        
                            Nodal and DAS deployment on the frozen lake of Sankt Moritz, Switzerland | 
                        
                             | 
                        
                            — | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XN (1994-1995) | 
                        
                            TOR-0 | 
                        
                             | 
                        
                            Germany | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XN (1996-1996) | 
                        
                            Irian Jaya RAMP | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XN (1998-1999) | 
                        
                            Los Angeles Region Seismic Experiment -- Passive Phase | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XN (2000-2002) | 
                        
                            Parkfield Passive Seismic Array | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XN (2003-2005) | 
                        
                            Collaborative Research: Canadian Northwest Seismic Experiment | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XN (2006-2006) | 
                        
                            TaskForce_Java | 
                        
                             | 
                        
                             | 
                        
                            — | 
                        
                    
                    
                
                    
                    
                        
                            | XN (2007-2007) | 
                        
                            Deep Structure of the Nortwaster Tibet Collison Zone | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XN (2008-2009) | 
                        
                            Bolivar: Western Venezuela | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XN (2010-2010) | 
                        
                            Monitgoring seismicity associated with a possible asperity on the Cascadia megathrust | 
                        
                             | 
                        
                             | 
                        
                             DOI | 
                        
                    
                    
                
                    
                    
                        
                            | XN (2011-2013) | 
                        
                            joint summer field camp BSU/CSM/Imperial College of London | 
                        
                             | 
                        
                             | 
                        
                             DOI |