benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 aril, 2008-07-02,  ST ,  USGS/Cascades Volcan,  TRIMBLE 4700,  220214232,  NP,  TRM41249.00,  60142391,  NONE, 1.0361, 1.0937, 30, 135730
 aril, 2008-07-03,  ST ,  USGS/Cascades Volcan,  TRIMBLE 4700,  220214232,  NP,  TRM41249.00,  60142391,  NONE, 1.0361, 1.0937, 30, 30
 aril, 2011-11-08,  DZ ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220320138,  2.01,  TRM41249.00,  12560567,  NONE, 0.7845, 0.8461, 15, 30
 aril, 2011-11-09,  DZ ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220320138,  2.01,  TRM41249.00,  12560567,  NONE, 0.7845, 0.8461, 15, 30
 aril, 2011-11-10,  DZ ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220320138,  2.01,  TRM41249.00,  12560567,  NONE, 0.7845, 0.8461, 15, 30
 aril, 2011-11-11,  DZ ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220320138,  2.01,  TRM41249.00,  12560567,  NONE, 0.7845, 0.8461, 15, 30
 aril, 2000-09-13,  unknown ,  CVO ,  TRIMBLE,  16417 ,  4000SSI NP,  TRM29659.00,  66917,  NONE, 1.3865, 0, 30, 15330
 aril, 2000-09-14,  unknown ,  CVO ,  TRIMBLE,  16417 ,  4000SSI NP,  TRM29659.00,  66917,  NONE, 1.3625, 0, 30, 152130
 aril, 2003-07-31,  DZ ,  USGS/CVO ,  TRIMBLE,  220274280 ,  5700 NP,  TRM41249.00,  T12300046,  NONE, 0.6415, 0.7066, 0, 2530
 aril, 2003-08-26,  DZ ,  USGS/Cascades Volcan,  TRIMBLE,  0220273277 ,  5700 NP,  TRM41249.00,  12300047,  NONE, 0.4715, 0.5431, 30, 14930
 aril, 2003-08-27,  DZ ,  USGS/Cascades Volcan,  TRIMBLE,  0220273277 ,  5700 NP,  TRM41249.00,  12300047,  NONE, 0.4715, 0.5431, 30, 30
 aril, 2003-08-28,  DZ ,  USGS/Cascades Volcan,  TRIMBLE,  0220273277 ,  5700 NP,  TRM41249.00,  12300047,  NONE, 0.4715, 0.5431, 30, 30
 aril, 2014-06-24,  RIETMANN ,  USGS/Cascades Volcan,  JAVAD,  00597 ,  TRE_G3TH SIGMA3.5.4,  TRM41249.00,  60194628,  NONE, 0.6245, 0.6901, 15, 165930
 aril, 2014-06-25,  RIETMANN ,  USGS/Cascades Volcan,  JAVAD,  00597 ,  TRE_G3TH SIGMA3.5.4,  TRM41249.00,  60194628,  NONE, 0.6245, 0.6901, 15, 0
 aril, 2014-06-26,  RIETMANN ,  USGS/Cascades Volcan,  JAVAD,  00597 ,  TRE_G3TH SIGMA3.5.4,  TRM41249.00,  60194628,  NONE, 0.6245, 0.6901, 15, 0