benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 sink Sink_USGS, 2009-10-03,  AM ,  CWU/USGS-CVO ,  TRIMBLE NETRS,  4850161898,  1.2-5,  TRM41249.00,  00000000,  NONE, 0.6971, 0.7606, 15, 11750
 sink Sink_USGS, 2009-10-04,  AM ,  CWU/USGS-CVO ,  TRIMBLE NETRS,  4850161898,  1.2-5,  TRM41249.00,  00000000,  NONE, 0.6971, 0.7606, 15, 0
 sink Sink_USGS, 2009-10-05,  AM ,  CWU/USGS-CVO ,  TRIMBLE NETRS,  4850161898,  1.2-5,  TRM41249.00,  00000000,  NONE, 0.6971, 0.7606, 15, 0
 sink Sink_USGS, 2009-10-06,  AM ,  CWU/USGS-CVO ,  TRIMBLE NETRS,  4850161898,  1.2-5,  TRM41249.00,  00000000,  NONE, 0.6971, 0.7606, 15, 0
 sink Sink_USGS, 2009-10-07,  AM ,  CWU/USGS-CVO ,  TRIMBLE NETRS,  4850161898,  1.2-5,  TRM41249.00,  00000000,  NONE, 0.6971, 0.7606, 15, 0
 SINK, 2013-09-09,  Tim Melbourne ,  CWU G432 ,  TRIMBLE NETRS,  4811148269,  -Unknown-,  TRM41249.00,  60244907,  NONE, 0.9543, 1.013, 30, 1930
 SINK, 2013-09-10,  Tim Melbourne ,  CWU G432 ,  TRIMBLE NETRS,  4811148269,  -Unknown-,  TRM41249.00,  60244907,  NONE, 0.9543, 1.013, 30, 0
 SINK, 2013-09-11,  Tim Melbourne ,  CWU G432 ,  TRIMBLE NETRS,  4811148269,  -Unknown-,  TRM41249.00,  60244907,  NONE, 0.9543, 1.013, 30, 0
 sink Sink_USGS, 2001-08-19,  CWW ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945B_M,  CR519993706,  NONE, 1.1356, 1.1858, 30, 1570
 sink Sink_USGS, 2001-08-20,  CWW ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945B_M,  CR519993706,  NONE, 1.1356, 1.1858, 30, 10
 sink Sink_USGS, 2003-09-12,  CWW ,  USGS/Cascades Volcan,  TRIMBLE,  0220274280 ,  5700 NP,  TRM41249.00,  12299975,  NONE, 0.6039, 0.6701, 30, 5030
 sink Sink_USGS, 2003-11-02,  JMS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE00,  ASH701945B_M,  CR619992805,  NONE, 0.5836, 0.6469, 30, 30
 sink Sink_USGS, 2004-07-27,  STSK ,  USGS/Cascades Volcan,  TRIMBLE,  0220320138 ,  5700 NP,  TRM41249.00,  12354066,  NONE, 1.0762, 1.1333, 30, 4160
 sink Sink_USGS, 2004-07-29,  STSKML ,  USGS/Cascades Volcan,  TRIMBLE,  0220213985 ,  4700 NP,  TRM41249.00,  12354066,  NONE, 1.2433, 1.2988, 30, 2540
 sink Sink_USGS, 2004-08-24,  MLDSAD ,  USGS/Cascades Volcan,  TRIMBLE,  0220213985 ,  4700 NP,  TRM41249.00,  12337874,  NONE, 1.1648, 1.221, 30, 3280
 sink Sink_USGS, 2005-08-17,  ML SKT ,  USGS/Cascades Volcan,  TRIMBLE,  220213985 ,  4700 NP,  TRM41249.00,  12560523,  NONE, 1.082, 1.1391, 60, 3560
 sink Sink_USGS, 2005-08-18,  ML SKT ,  USGS/Cascades Volcan,  TRIMBLE,  220213985 ,  4700 NP,  TRM41249.00,  12560523,  NONE, 1.3071, 1.3621, 60, 310
 sink Sink_USGS, 2008-07-09,  ML ,  USGS/Cascades Volcan,  TRIMBLE,  220211182 ,  4700 NP,  TRM41249.00,  60054886,  NONE, 1.2788, 1.334, 60, 10