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Channel Summary

Data availability and restrictions
Results limited by date range: 2015-08-19T19:20:00 - 2017-02-17T23:05:00 Clear

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NC : GRO : -- : EHZ (2019-05-06 - 2021-08-12)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2019-05-06T23:00:00 (126)
End
2021-08-12T16:27:00 (224)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (2018-05-22 - 2019-05-06)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2018-05-22T23:00:00 (142)
End
2019-05-06T23:00:00 (126)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (2017-02-17 - 2018-05-22)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2017-02-17T23:05:00 (048)
End
2018-05-22T23:00:00 (142)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (2015-08-19 - 2017-02-17)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2015-08-19T19:20:00 (231)
End
2017-02-17T23:05:00 (048)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (2014-05-15 - 2015-08-19)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2014-05-15T21:00:00 (135)
End
2015-08-19T19:20:00 (231)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (2014-04-19 - 2014-05-15)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2014-04-19T01:18:00 (109)
End
2014-05-15T21:00:00 (135)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (2007-09-06 - 2014-04-19)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2007-09-06T20:38:00 (249)
End
2014-04-19T01:18:00 (109)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (2005-03-08 - 2007-09-06)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2005-03-08T21:00:00 (067)
End
2007-09-06T20:38:00 (249)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (2003-11-06 - 2005-03-08)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2003-11-06T01:00:00 (310)
End
2005-03-08T21:00:00 (067)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (1999-03-17 - 2003-11-06)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1999-03-17T19:35:00 (076)
End
2003-11-06T01:00:00 (310)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (1999-02-24 - 1999-03-17)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1999-02-24T10:02:00 (055)
End
1999-03-17T19:35:00 (076)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

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

Network
NC
Station
GRO
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
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (1996-05-22 - 1999-02-18)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1996-05-22T20:00:00 (143)
End
1999-02-18T03:00:00 (049)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (1993-10-28 - 1996-05-22)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1993-10-28T18:05:00 (301)
End
1996-05-22T20:00:00 (143)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (1991-09-27 - 1993-10-28)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1991-09-27T18:45:00 (270)
End
1993-10-28T18:05:00 (301)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks

NC : GRO : -- : EHZ (1990-12-13 - 1991-09-27)

Network
NC
Station
GRO
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
1990-12-13T23:30:00 (347)
End
1991-09-27T18:45:00 (270)
Data Center
  • IRISDMC
  • NCEDC
  • SCEDC
Latitude
39.916843
Longitude
-122.671165
Elevation (m)
1261.0
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 (RESP SAC PZs XML)

IRISDMC metadata changes:

Virtual network affiliations:

Name Description
_US-REGIONAL US Regional Networks
07:36:47 v.1.3.5