benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 bgrm, 2000-09-26,  unknown ,  CVO ,  TRIMBLE 4000SSI,  16417,  NP,  TRM29659.00,  66915,  NONE, 0.7141, 0, 30, 90
 bgrm, 2000-09-27,  unknown ,  CVO ,  TRIMBLE 4000SSI,  16417,  NP,  TRM29659.00,  66915,  NONE, 0.7141, 0, 30, 30
 bgrm, 2008-06-27,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 2845
 bgrm, 2008-06-28,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-06-29,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-06-30,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-07-01,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-07-02,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-07-03,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-07-04,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-07-05,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-07-06,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-07-07,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2008-07-08,  EYIBP ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253189,  NP,  TRM41249.00,  12354066,  NONE, 0.8701, 0.9301, 15, 0
 bgrm, 2003-08-06,  DZ ,  USGS/CVO ,  TRIMBLE,  0220274280 ,  5700 NP,  TRM41249.00,  12297871,  NONE, 0.539, 0.6076, 30, 30
 bgrm, 2003-08-07,  DZ ,  USGS/CVO ,  TRIMBLE,  0220274280 ,  5700 NP,  TRM41249.00,  12297871,  NONE, 0.539, 0.6076, 30, 30
 bgrm, 2006-06-22,  EYISS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253189 ,  NETRS NP,  TRM41249.00,  60091064,  NONE, 1.0622, 1.1195, 15, 0
 bgrm, 2006-06-23,  EYISS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253189 ,  NETRS NP,  TRM41249.00,  60091064,  NONE, 1.0622, 1.1195, 15, 0
 bgrm, 2006-06-24,  EYISS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253189 ,  NETRS NP,  TRM41249.00,  60091064,  NONE, 1.0622, 1.1195, 15, 0
 bgrm, 2006-06-25,  EYISS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253189 ,  NETRS NP,  TRM41249.00,  60091064,  NONE, 1.0622, 1.1195, 15, 0
 bgrm, 2006-06-26,  EYISS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253189 ,  NETRS NP,  TRM41249.00,  60091064,  NONE, 1.0622, 1.1195, 15, 0
 bgrm, 2006-06-27,  EYISS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253189 ,  NETRS NP,  TRM41249.00,  60091064,  NONE, 1.0622, 1.1195, 15, 0
 bgrm, 2006-06-28,  EYISS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253189 ,  NETRS NP,  TRM41249.00,  60091064,  NONE, 1.0622, 1.1195, 15, 0
 bgrm, 2006-06-29,  EYISS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253189 ,  NETRS NP,  TRM41249.00,  60091064,  NONE, 1.0622, 1.1195, 15, 0
 bgrm, 2014-08-28,  D Sherrod J Salzer ,  USGS/Cascades Volcan,  JAVAD,  00483 ,  TRE_G3TH SIGMA3.5.4,  TRM41249.00,  60267811,  NONE, 1.0941, 1.151, 15, 21350
 bgrm, 2014-08-29,  D Sherrod J Salzer ,  USGS/Cascades Volcan,  JAVAD,  00483 ,  TRE_G3TH SIGMA3.5.4,  TRM41249.00,  60267811,  NONE, 1.0941, 1.151, 15, 0
 bgrm, 2014-08-30,  D Sherrod J Salzer ,  USGS/Cascades Volcan,  JAVAD,  00483 ,  TRE_G3TH SIGMA3.5.4,  TRM41249.00,  60267811,  NONE, 1.0941, 1.151, 15, 0
 bgrm, 2014-08-31,  D Sherrod J Salzer ,  USGS/Cascades Volcan,  JAVAD,  00483 ,  TRE_G3TH SIGMA3.5.4,  TRM41249.00,  60267811,  NONE, 1.0941, 1.151, 15, 0
 bgrm, 2014-09-01,  D Sherrod J Salzer ,  USGS/Cascades Volcan,  JAVAD,  00483 ,  TRE_G3TH SIGMA3.5.4,  TRM41249.00,  60267811,  NONE, 1.0941, 1.151, 15, 0
 bgrm, 2014-09-02,  D Sherrod J Salzer ,  USGS/Cascades Volcan,  JAVAD,  00483 ,  TRE_G3TH SIGMA3.5.4,  TRM41249.00,  60267811,  NONE, 1.0941, 1.151, 15, 0