benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 ts23, 2006-08-17,  DS ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4606205191,  NP,  TRM41249.00,  60142391,  NONE, 0.6183, 0.6841, 15, 580
 ts23, 2006-08-18,  DS ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4606205191,  NP,  TRM41249.00,  60142391,  NONE, 0.6183, 0.6841, 15, 0
 ts23, 2006-08-19,  DS ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4606205191,  NP,  TRM41249.00,  60142391,  NONE, 0.6183, 0.6841, 15, 0
 ts23, 2006-08-20,  DS ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4606205191,  NP,  TRM41249.00,  60142391,  NONE, 0.6183, 0.6841, 15, 0
 ts23, 2006-08-21,  DS ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4606205191,  NP,  TRM41249.00,  60142391,  NONE, 0.6183, 0.6841, 15, 0
 ts23, 2008-08-04,  DSST ,  USGS/Cascades Volcan,  TPS GB-1000,  T222123,  3.1,  TRM41249.00,  60142241,  NONE, 0.5385, 0.6071, 15, 155845
 ts23, 2008-08-05,  DSST ,  USGS/Cascades Volcan,  TPS GB-1000,  T222123,  3.1,  TRM41249.00,  60142241,  NONE, 0.5385, 0.6071, 15, 0
 ts23, 2013-08-13,  RPD Mindy J ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00596,  SIGMA3.5.1,  TRM41249.00,  60054886,  NONE, 0.5748, 0.642, 15, 4845
 ts23, 2013-08-14,  RPD Mindy J ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00596,  SIGMA3.5.1,  TRM41249.00,  60054886,  NONE, 0.5748, 0.642, 15, 0
 ts23, 2003-09-05,  ML CH ,  USGS/Cascades Volcan,  TRIMBLE,  0220292018 ,  5700 NP,  TRM41249.00,  12300046,  NONE, 0.6574, 0.722, 30, 30
 ts23, 2003-09-06,  ML CH ,  USGS/Cascades Volcan,  TRIMBLE,  0220292018 ,  5700 NP,  TRM41249.00,  12300046,  NONE, 0.6574, 0.722, 30, 30
 ts23, 2004-08-26,  DSAD ,  USGS/Cascades Volcan,  TRIMBLE,  0220264600 ,  5700 NP,  TRM41249.00,  12354183,  NONE, 0.5329, 0.6017, 30, 30
 ts23, 2004-08-27,  DSAD ,  USGS/Cascades Volcan,  TRIMBLE,  0220264600 ,  5700 NP,  TRM41249.00,  12354183,  NONE, 0.5329, 0.6017, 30, 30
 ts23, 2005-08-23,  RD GRH ,  USGS/Cascades Volcan,  TRIMBLE,  4526253184 ,  NETRS NP,  TRM41249.00,  60073652,  NONE, 0.6111, 0.6771, 30, 0
 ts23, 2005-08-24,  RD GRH ,  USGS/Cascades Volcan,  TRIMBLE,  4526253184 ,  NETRS NP,  TRM41249.00,  60073652,  NONE, 0.6111, 0.6771, 30, 0