benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 tube, 2004-11-04,  EYI ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220274280,  NP,  TRM41249.00,  12299551,  NONE, 1.1953, 1.2512, 30, 30
 tube, 2004-11-05,  EYI ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220274280,  NP,  TRM41249.00,  12299551,  NONE, 1.1953, 1.2512, 30, 30
 tube, 2004-11-06,  EYI ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220274280,  NP,  TRM41249.00,  12299551,  NONE, 1.1953, 1.2512, 30, 30
 tube, 2004-11-07,  EYI ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220274280,  NP,  TRM41249.00,  12299551,  NONE, 1.1953, 1.2512, 30, 30
 tube, 2004-11-08,  EYI ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220274280,  NP,  TRM41249.00,  12299551,  NONE, 1.1953, 1.2512, 30, 30
 tube, 2011-11-08,  DZ ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220320193,  1.30,  TRM41249.00,  60125132,  NONE, 0.4087, 0.4838, 15, 30
 tube, 2011-11-09,  DZ ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220320193,  1.30,  TRM41249.00,  60125132,  NONE, 0.4087, 0.4838, 15, 30
 tube, 2011-11-10,  DZ ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220320193,  1.30,  TRM41249.00,  60125132,  NONE, 0.4087, 0.4838, 15, 30
 tube, 2011-11-11,  DZ ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220320193,  1.30,  TRM41249.00,  60125132,  NONE, 0.4087, 0.4838, 15, 30
 tube, 2000-09-14,  unknown ,  CVO ,  TRIMBLE,  24489 ,  4000SSI NP,  TRM29659.00,  66922,  NONE, 0.9477, 0, 30, 151930
 tube, 2000-09-15,  unknown ,  CVO ,  TRIMBLE,  24489 ,  4000SSI NP,  TRM29659.00,  66922,  NONE, 0.9477, 0, 30, 3150
 tube, 2003-07-31,  ML MJL ,  USGS/CVO ,  TRIMBLE,  220273696 ,  5700 NP,  TRM41249.0,  12300047,  NONE, 1.0759, 0, 0, 30
 tube, 2003-08-26,  DZ ,  USGS/Cascades Volcan,  TRIMBLE,  0220274280 ,  5700 NP,  TRM41249.00,  12299975,  NONE, 0.4741, 0.5455, 30, 16110
 tube, 2003-08-27,  DZ ,  USGS/Cascades Volcan,  TRIMBLE,  0220274280 ,  5700 NP,  TRM41249.00,  12299975,  NONE, 0.4741, 0.5455, 30, 30
 tube, 2003-08-28,  DZ ,  USGS/Cascades Volcan,  TRIMBLE,  0220274280 ,  5700 NP,  TRM41249.00,  12299975,  NONE, 0.4741, 0.5455, 30, 30
 tube, 2014-08-08,  RIETMANN ,  USGS/Cascades Volcan,  JAVAD,  00461 ,  TRE_G3TH SIGMA3.5.5,  TRM41249.00,  60142341,  NONE, 0.6605, 0.725, 15, 18345
 tube, 2014-08-09,  RIETMANN ,  USGS/Cascades Volcan,  JAVAD,  00461 ,  TRE_G3TH SIGMA3.5.5,  TRM41249.00,  60142341,  NONE, 0.6605, 0.725, 15, 0
 tube, 2014-08-10,  RIETMANN ,  USGS/Cascades Volcan,  JAVAD,  00461 ,  TRE_G3TH SIGMA3.5.5,  TRM41249.00,  60142341,  NONE, 0.6605, 0.725, 15, 0
 tube, 2014-08-11,  RIETMANN ,  USGS/Cascades Volcan,  JAVAD,  00461 ,  TRE_G3TH SIGMA3.5.5,  TRM41249.00,  60142341,  NONE, 0.6605, 0.725, 15, 0
 tube, 2014-08-12,  RIETMANN ,  USGS/Cascades Volcan,  JAVAD,  00461 ,  TRE_G3TH SIGMA3.5.5,  TRM41249.00,  60142341,  NONE, 0.6605, 0.725, 15, 0