benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 hill Hills_EBMUD, 1992-02-14,  KWC ,  USGS ,  ASHTECH,  0831 ,  LM-XII3 5F,  ASH700228A,  0616,  NONE, 1.2916, 1.34, 30, 220
 hill Hills_EBMUD, 1993-01-11,  KWC ,  USGS ,  ASHTECH,  763 ,  LM-XII3 6M24,  ASH700228A,  0718,  NONE, 1.1114, 1.1619, 30, 10170
 hill Hills_EBMUD, 1994-04-21,  JMS ,  USGS ,  ASHTECH,  765 ,  LM-XII3 7A,  ASH700228D,  1058,  NONE, 1.189, 1.2385, 30, 13450
 hill Hills_EBMUD, 1995-04-06,  JMS ,  USGS ,  ASHTECH,  4600 ,  Z-XII3 1E00,  ASH700228A,  0745,  NONE, 1.2242, 1.2733, 30, 164530
 hill Hills_EBMUD, 1996-04-03,  GDH ,  USGS ,  ASHTECH,  *LP00141 ,  Z-XII3 1F00,  ASH700718B,  11416,  NONE, 1.2016, 1.2509, 30, 18240
 hill Hills_EBMUD, 1997-07-16,  JMS ,  USGS ,  ASHTECH,  O4591 ,  Z-XII3 1E95,  ASH700936D_M,  CR14330,  NONE, 1.258, 1.3067, 30, 16830
 hill Hills_EBMUD, 1997-07-17,  JMS ,  USGS ,  ASHTECH,  O4591 ,  Z-XII3 1E95,  ASH700936D_M,  CR14330,  NONE, 1.2833, 1.3318, 30, 16130
 hill Hills_EBMUD, 1998-06-24,  GDH ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E95,  ASH700936D_M,  CR14330,  NONE, 1.2267, 1.2758, 30, 16270
 hill Hills_EBMUD, 1998-06-25,  GDH ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E95,  ASH700936D_M,  CR14330,  NONE, 1.1741, 1.2238, 30, 155430
 hill Hills_EBMUD, 2001-01-22,  GDH ,   ,  ASHTECH,  lp019992803 ,  Z-XII3 CD00,  ASH700936D_M,  CR14341,  NONE, 1.1994, 1.2488, 30, 174130
 hill Hills_EBMUD, 2001-03-20,  CHS ,   ,  ASHTECH,  lp019992803 ,  Z-XII3 CD00,  ASH700936D_M,  CR14341,  NONE, 1.2105, 1.2598, 30, 16310
 hill Hills_EBMUD, 2003-01-29,  JMS ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992805,  NONE, 1.342, 1.3899, 30, 17030
 hill Hills_EBMUD, 2003-02-11,  GDH ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZC00,  ASH701945B_M,  CR519993703,  NONE, 1.155, 1.2049, 30, 1760
 hill Hills_EBMUD, 2014-06-17,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH700936D_M,  CR14244,  NONE, 0.6419, 0.7028, 15, 201915
 hill Hills_EBMUD, 2014-06-18,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH700936D_M,  CR14244,  NONE, 0.6419, 0.7028, 15, 0
 hill Hills_EBMUD, 2014-07-01,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH700936D_M,  CR14333,  NONE, 0.6128, 0.6749, 15, 20430
 hill Hills_EBMUD, 2014-07-02,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH700936D_M,  CR14333,  NONE, 0.6128, 0.6749, 15, 0
 hill Hills_EBMUD, 2014-07-03,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH700936D_M,  CR14333,  NONE, 0.6128, 0.6749, 15, 0