benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 wamt WAMT_USGS, 2012-08-09,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH701945E_M,  CR620022601,  NONE, 1.3511, 1.3989, 15, 151445
 wamt WAMT_USGS, 2012-08-10,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH701945E_M,  CR620022601,  NONE, 1.3511, 1.3989, 15, 0
 wamt WAMT_USGS, 2012-08-11,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH701945E_M,  CR620022601,  NONE, 1.3511, 1.3989, 15, 0
 wamt WAMT_USGS, 2012-08-12,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH701945E_M,  CR620022601,  NONE, 1.3511, 1.3989, 15, 0
 wamt WAMT_USGS, 2015-07-08,  JLS ,  USGS ,  JAVAD,  00619 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.8427, 0.8978, 15, 164945
 wamt WAMT_USGS, 2015-07-09,  JLS ,  USGS ,  JAVAD,  00619 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.8427, 0.8978, 15, 0
 wamt WAMT_USGS, 2015-07-10,  JLS ,  USGS ,  JAVAD,  00619 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.8427, 0.8978, 15, 0
 wamt WAMT_USGS, 2015-07-11,  JLS ,  USGS ,  JAVAD,  00619 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.8427, 0.8978, 15, 0
 wamt WAMT_USGS, 2017-07-12,  JLS ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.5.1,  ASH700936D_M,  CR14329,  NONE, 0.7648, 0.8218, 15, 161445
 wamt WAMT_USGS, 2017-07-13,  JLS ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.5.1,  ASH700936D_M,  CR14329,  NONE, 0.7648, 0.8218, 15, 0
 wamt WAMT_USGS, 2017-07-14,  JLS ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.5.1,  ASH700936D_M,  CR14329,  NONE, 0.7648, 0.8218, 15, 0
 wamt WAMT_USGS, 2017-07-15,  JLS ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.5.1,  ASH700936D_M,  CR14329,  NONE, 0.7648, 0.8218, 15, 0