benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 staa STA.A_AP_1956_USCGS, 1993-08-09,  JWE ,  USGS ,  ASHTECH M-XII,  008,  7A,  ASH700228D,  008,  NONE, 1.1433, 1.1933, 15, 21145
 staa STA.A_AP_1956_USCGS, 1993-08-10,  JWE ,  USGS-CVO ,  ASHTECH LM-XII3,  008,  7A,  ASH700228D,  008,  NONE, 1.1434, 1.1935, 15, 21115
 staa STA.A_AP_1956_USCGS, 1993-08-11,  JWE ,  USGS-CVO ,  ASHTECH LM-XII3,  008,  7A,  ASH700228D,  008,  NONE, 1.1433, 1.1933, 15, 21145
 staa STA.A_AP_1956_USCGS, 1993-08-12,  JWE ,  USGS-CVO ,  ASHTECH LM-XII3,  008,  7A,  ASH700228D,  008,  NONE, 1.1433, 1.1933, 15, 21115
 staa STA.A_AP_1956_USCGS, 1993-08-16,  JWE ,  USGS-CVO ,  ASHTECH LM-XII3,  008,  7A26,  ASH700228D,  008,  NONE, 1.1579, 1.2078, 15, 20245
 staa STA.A_AP_1956_USCGS, 1993-08-17,  JWE ,  USGS-CVO ,  ASHTECH LM-XII3,  008,  7A26,  ASH700228D,  008,  NONE, 1.1579, 1.2078, 15, 20215
 staa STA.A_AP_1956_USCGS, 1993-08-18,  JWE ,  USGS-CVO ,  ASHTECH LM-XII3,  008,  7A,  ASH700228D,  008,  NONE, 1.1579, 1.2078, 15, 20215
 staa STA.A_AP_1956_USCGS, 1993-08-19,  JWE ,  USGS-CVO ,  ASHTECH LM-XII3,  008,  7A26,  ASH700228D,  008,  NONE, 1.1579, 1.2078, 15, 20145
 staa STA.A_AP_1956_USCGS, 1993-08-24,  JWE ,  USGS-CVO ,  M-XII 7A26,  008,  ,  M-XII,  008,  NONE, 1.1443, 0, 15, 20115
 staa STA.A_AP_1956_USCGS, 1993-08-25,  JWE ,  USGS-CVO ,  ASHTECH L-XII,  008,  7A26,  ASH700228D,  008,  NONE, 1.1443, 1.1944, 15, 20115
 staa STA.A_AP_1956_USCGS, 1993-08-26,  JWE ,  USGS-CVO ,  ASHTECH M-XII,  008,  7A26,  ASH700228D,  008,  NONE, 1.1443, 1.1944, 15, 20115
 staa STA.A_AP_1956_USCGS, 1993-08-27,  JWE ,  USHS-CVO ,  ASHTECH M-XII,  008,  7A26,  ASH700228D,  008,  NONE, 1.1443, 1.1944, 15, 20045
 staa STA.A_AP_1956_USCGS, 1993-08-29,  GDH ,  USGS ,  ASHTECH LM-XII3,  0831,  7A,  ASH700228A,  1027,  NONE, 0.5968, 0.6595, 30, 17830
 staa STA.A_AP_1956_USCGS, 1994-08-09,  unknown ,  CVO ,  TRIMBLE 4000SSE,  03589,  GammaNP,  TRM14532.00,  08233,  NONE, 0.9315, 0, 30, 125230
 staa STA.A_AP_1956_USCGS, 1994-08-10,  unknown ,  CVO ,  TRIMBLE 4000SSE,  03589,  GammaNP,  TRM14532.00,  68233,  NONE, 0.9134, 0, 30, 124015
 staa STA.A_AP_1956_USCGS, 1994-08-11,  unknown ,  CVO ,  TRIMBLE 4000SSE,  03587,  GammaNP,  TRM14532.00,  827000,  NONE, 0.8526, 0, 30, 125130
 staa STA.A_AP_1956_USCGS, 1994-08-12,  unknown ,  CVO ,  TRIMBLE 4000SSE,  03587,  GammaNP5.66SP,  TRM14532.00,  827000,  NONE, 0.8712, 0, 30, 123415
 staa STA.A_AP_1956_USCGS, 1994-08-16,  unknown ,  CVO ,  TRIMBLE 4000SSE,  03589,  NP,  TRM14532.00,  68233,  NONE, 0.9534, 0, 30, 121715
 staa STA.A_AP_1956_USCGS, 1994-08-17,  unknown ,  CVO ,  TRIMBLE 4000SSE,  03589,  NP,  TRM14532.00,  68233,  NONE, 1.0252, 0, 30, 121630
 staa STA.A_AP_1956_USCGS, 1994-08-19,  GDH ,  USGS ,  ASHTECH LM-XII3,  762,  7A,  ASH700228A,  0745,  NONE, 0.5353, 0.6009, 30, 30
 staa STA.A_AP_1956_USCGS, 1994-09-13,  Elliot ,  USGS-CVO ,  TRIMBLE 4000SSE,  3587,  5.66,  TRM14532.00,  827000,  NONE, 1.193, 0, 15, 12530
 staa STA.A_AP_1956_USCGS, 1996-06-10,  unknown ,  CVO ,  Trimble 4000SSE,  03586,  GammaNP,  TRM14532.00,  00000,  NONE, 1.3711, 0, 30, 14200
 staa STA.A_AP_1956_USCGS, 1996-06-11,  unknown ,  CVO ,  Trimble 4000SSE,  03586,  GammaNP,  TRM14532.00,  67116,  NONE, 1.3609, 0, 30, 135830
 staa STA.A_AP_1956_USCGS, 1998-10-22,  unknown ,  CVO ,  Trimble 4000SSi,  16418,  NP,  TRM29659.00,  66596,  NONE, 1.415, 0, 30, 144430
 staa STA.A_AP_1956_USCGS, 1998-10-23,  unknown ,  CVO ,  Trimble 4000SSi,  09747,  NP,  TRM22020.00+GP,  00000,  NONE, 1.6976, 0, 15, 14315
 staa STA.A_AP_1956_USCGS, 1998-10-26,  unknown ,  CVO ,  Trimble 4000SSi,  09747,  NP,  TRM22020.00+GP,  00000,  NONE, 1.7947, 0, 15, 20330
 staa STA.A_AP_1956_USCGS, 1998-10-27,  unknown ,  CVO ,  Trimble 4000SSi,  09747,  NP,  TRM22020.00+GP,  00000,  NONE, 1.8021, 0, 15, 15590
 staa STA.A_AP_1956_USCGS, 1998-10-28,  unknown ,  CVO ,  Trimble 4000SSi,  09747,  NP,  TRM22020.00+GP,  00000,  NONE, 1.7736, 0, 15, 16045
 staa STA.A_AP_1956_USCGS, 2000-11-17,  unknown ,  CVO ,  TRIMBLE 4000SSI,  16418,  NP,  TRM29659.00,  66917,  NONE, 1.2686, 0, 30, 15470
 staa STA.A_AP_1956_USCGS, 2008-07-11,  ST ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4724134690,  NP,  TRM41249.00,  60078853,  NONE, 1.0663, 1.1236, 15, 155730
 staa STA.A_AP_1956_USCGS, 1993-08-28,  JWE ,  USGS-CVO ,  ASHTECH,  008 ,  M-XII 7A,  ASH700228D,  008,  NONE, 1.1443, 1.1944, 15, 20045
 staa STA.A_AP_1956_USCGS, 1994-08-18,  GDH ,  USGS ,  ASHTECH,  762 ,  LM-XII3 7A,  ASH700228A,  0745,  NONE, 0.5353, 0.6009, 30, 151030
 staa STA.A_AP_1956_USCGS, 1995-08-05,  GDH ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E00,  ASH700718B,  11401,  NONE, 0.5571, 0.6216, 30, 15630
 staa STA.A_AP_1956_USCGS, 1995-08-06,  GDH ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E00,  ASH700718B,  11401,  NONE, 0.5571, 0.6216, 30, 13030
 staa STA.A_AP_1956_USCGS, 1995-08-07,  GDH ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E00,  ASH700718B,  11401,  NONE, 0.5571, 0.6216, 30, 13030
 staa STA.A_AP_1956_USCGS, 1995-08-08,  GDH ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E00,  ASH700718B,  11401,  NONE, 0.5571, 0.6216, 30, 13030
 staa STA.A_AP_1956_USCGS, 1999-08-22,  GDH ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 0.5708, 0.6346, 30, 630
 staa STA.A_AP_1956_USCGS, 1999-08-23,  GDH ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 0.5708, 0.6346, 30, 10
 staa STA.A_AP_1956_USCGS, 1999-08-24,  GDH ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 0.5708, 0.6346, 30, 30
 staa STA.A_AP_1956_USCGS, 1999-08-25,  GDH ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 0.5708, 0.6346, 30, 30
 staa STA.A_AP_1956_USCGS, 1999-08-26,  GDH ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 0.5708, 0.6346, 30, 190
 staa STA.A_AP_1956_USCGS, 1999-08-27,  GDH ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 0.5708, 0.6346, 30, 30
 staa STA.A_AP_1956_USCGS, 1999-08-28,  GDH ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 0.5708, 0.6346, 30, 30
 staa STA.A_AP_1956_USCGS, 1999-08-29,  GDH ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 0.5708, 0.6346, 30, 30
 staa STA.A_AP_1956_USCGS, 2000-11-09,  unknown ,  CVO ,  TRIMBLE,  16417 ,  4000SSI NP,  TRM29659.00,  66917,  NONE, 1.3186, 0, 30, 154930
 staa STA.A_AP_1956_USCGS, 2001-03-04,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 0.5592, 0.6236, 30, 30
 staa STA.A_AP_1956_USCGS, 2001-03-05,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 0.5592, 0.6236, 30, 30
 staa STA.A_AP_1956_USCGS, 2001-03-06,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 0.5592, 0.6236, 30, 30
 staa STA.A_AP_1956_USCGS, 2001-03-07,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 0.5592, 0.6236, 30, 30
 staa STA.A_AP_1956_USCGS, 2001-03-08,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 0.5592, 0.6236, 30, 30
 staa STA.A_AP_1956_USCGS, 2001-03-09,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 0.5592, 0.6236, 30, 30
 staa STA.A_AP_1956_USCGS, 2001-03-10,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 0.5592, 0.6236, 30, 30
 staa STA.A_AP_1956_USCGS, 2001-03-11,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 0.5592, 0.6236, 30, 30
 staa STA.A_AP_1956_USCGS, 2003-08-19,  CHS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14330,  NONE, 0.617, 0.6789, 30, 191430
 staa STA.A_AP_1956_USCGS, 2003-08-20,  CHS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14330,  NONE, 0.617, 0.6789, 30, 10
 staa STA.A_AP_1956_USCGS, 2003-08-21,  CHS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14330,  NONE, 0.617, 0.6789, 30, 10