benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 junp, 2002-08-27,  MP ,  USGS ,  TRIMBLE 5700,  220273694,  Nav,  TRM41249.00,  9661,  NONE, 0.5233, 0.5925, 30, 30
 junp, 2002-08-28,  MP ,  USGS ,  TRIMBLE 5700,  220273694,  Nav,  TRM41249.00,  9661,  NONE, 0.5233, 0.5925, 30, 30
 junp, 2009-08-13,  M. Lisowski ,  USGS/Cascades Volcan,  TRIMBLE 4700,  220211200,  NP,  TRM41249.00,  60261108,  NONE, 0.5945, 0.661, 15, 30
 junp, 2009-08-14,  M. Lisowski ,  USGS/Cascades Volcan,  TRIMBLE 4700,  220211200,  NP,  TRM41249.00,  60261108,  NONE, 0.5945, 0.661, 15, 30
 junp, 2009-08-15,  M. Lisowski ,  USGS/Cascades Volcan,  TRIMBLE 4700,  220211200,  NP,  TRM41249.00,  60261108,  NONE, 0.5945, 0.661, 15, 30
 junp, 2016-08-02,  R. Till ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00344,  SIGMA3.6.6,  TRM41249.00,  60125132,  NONE, 0.5176, 0.587, 15, 22330
 junp, 2016-08-03,  R. Till ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00344,  SIGMA3.6.6,  TRM41249.00,  60125132,  NONE, 0.5176, 0.587, 15, 0
 junp, 2009-08-12,  M. Lisowski ,  USGS/Cascades Volcan,  TRIMBLE,  220211200 ,  4700 NP,  TRM41249.00,  60261108,  NONE, 0.5945, 0.661, 15, 185245