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Channel Summary

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Results limited by date range: 1987-05-01T00:00:00 - 1988-09-01T22:40:00 Clear

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Networks (1 time spans)
NC 1966-01-01 2599-12-31
Station Epochs (1 time spans)

NC : GHM : -- : EHZ (2015-04-27 - 2022-03-07)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2015-04-27T21:35:00 (117)
End
2022-03-07T21:32:00 (066)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (2014-03-20 - 2015-04-27)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2014-03-20T20:00:00 (079)
End
2015-04-27T21:35:00 (117)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (2012-05-23 - 2014-03-20)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2012-05-23T20:00:00 (144)
End
2014-03-20T20:00:00 (079)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (2011-10-14 - 2012-05-23)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2011-10-14T20:00:00 (287)
End
2012-05-23T20:00:00 (144)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (2008-10-29 - 2011-10-14)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2008-10-29T21:15:00 (303)
End
2011-10-14T20:00:00 (287)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (2006-06-21 - 2008-10-29)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2006-06-21T21:15:00 (172)
End
2008-10-29T21:15:00 (303)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (2004-06-09 - 2006-06-21)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2004-06-09T22:20:00 (161)
End
2006-06-21T21:15:00 (172)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (2003-10-09 - 2004-06-09)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2003-10-09T01:02:00 (282)
End
2004-06-09T22:20:00 (161)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (2001-09-18 - 2003-10-09)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2001-09-18T20:30:00 (261)
End
2003-10-09T01:02:00 (282)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1999-03-17 - 2001-09-18)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1999-03-17T19:35:00 (076)
End
2001-09-18T20:30:00 (261)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1999-03-05 - 1999-03-17)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1999-03-05T23:21:00 (064)
End
1999-03-17T19:35:00 (076)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1999-02-26 - 1999-03-05)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1999-02-26T10:54:00 (057)
End
1999-03-05T23:21:00 (064)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1999-02-24 - 1999-02-26)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1999-02-24T10:02:00 (055)
End
1999-02-26T10:54:00 (057)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1999-02-18 - 1999-02-24)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1999-02-18T03:00:00 (049)
End
1999-02-24T10:02:00 (055)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1996-07-31 - 1999-02-18)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1996-07-31T20:30:00 (213)
End
1999-02-18T03:00:00 (049)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1993-11-05 - 1996-07-31)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1993-11-05T20:30:00 (309)
End
1996-07-31T20:30:00 (213)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1992-02-05 - 1993-11-05)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1992-02-05T20:30:00 (036)
End
1993-11-05T20:30:00 (309)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1989-10-19 - 1992-02-05)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1989-10-19T17:30:00 (292)
End
1992-02-05T20:30:00 (036)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1988-10-19 - 1989-10-19)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1988-10-19T21:45:00 (293)
End
1989-10-19T17:30:00 (292)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1988-09-01 - 1988-10-19)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1988-09-01T22:40:00 (245)
End
1988-10-19T21:45:00 (293)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1987-05-01 - 1988-09-01)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1987-05-01T00:00:00 (121)
End
1988-09-01T22:40:00 (245)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1987-05-01 - 2022-03-07)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L4
Start
1987-05-01T00:00:00 (121)
End
2022-03-07T21:32:00 (066)
Data Center
  • SCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.83118E8 @ 10.0 Hz (SEED Stage 0)

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1986-11-14 - 1987-05-01)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1986-11-14T22:40:00 (318)
End
1987-05-01T00:00:00 (121)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1985-08-26 - 1986-11-14)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1985-08-26T22:40:00 (238)
End
1986-11-14T22:40:00 (318)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1984-10-18 - 1985-08-26)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1984-10-18T22:35:00 (292)
End
1985-08-26T22:40:00 (238)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1984-01-01 - 1984-10-18)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1984-01-01T00:00:00 (001)
End
1984-10-18T22:35:00 (292)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.98637E8 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1984-01-01 - 1987-05-01)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L4
Start
1984-01-01T00:00:00 (001)
End
1987-05-01T00:00:00 (121)
Data Center
  • SCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.8384E8 @ 10.0 Hz (SEED Stage 0)

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1982-08-10 - 1984-01-01)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1982-08-10T20:15:00 (222)
End
1984-01-01T00:00:00 (001)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.0
Units
M/S
Sensitivity
486618.0 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1981-05-04 - 1982-08-10)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1981-05-04T18:45:00 (124)
End
1982-08-10T20:15:00 (222)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.0
Units
M/S
Sensitivity
486618.0 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1979-05-31 - 1981-05-04)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1979-05-31T20:00:00 (151)
End
1981-05-04T18:45:00 (124)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.0
Units
M/S
Sensitivity
486618.0 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1978-08-23 - 1979-05-31)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1978-08-23T19:08:00 (235)
End
1979-05-31T20:00:00 (151)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.0
Units
M/S
Sensitivity
486618.0 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GHM : -- : EHZ (1978-05-24 - 1978-08-23)

Network
NC
Map DOI
Station
GHM
Map
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1978-05-24T20:00:00 (144)
End
1978-08-23T19:08:00 (235)
Data Center
  • IRISDMC
  • NCEDC
Latitude
39.495453
Longitude
-122.930962
Elevation (m)
1456.0
Depth (m)
0.0 (Local depth or overburden)
Azimuth
0.0 (SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-90.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.0
Units
M/S
Sensitivity
486618.0 @ 10.0 Hz (SEED Stage 0)
IRISDMC Response (XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks
01:04:12 v.1.1.1