MetaData Aggregator
Channel Summary
The previous service providing data availability and restriction information
has been retired. A replacement service is under development but a timeline
for release is not yet available.
Data availability and restrictions
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2018-12-14T16:00:00 (348)
End
2025-07-07T15:30:00 (188)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.35435E8 @ 10.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:5575 Velocity Sensor
Start
2018-12-14T16:00:00 (348)
End
2025-07-07T15:30:00 (188)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.35435485371965E8 @ 10.0
Hz (SEED Stage 0)
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2017-05-24T23:25:00 (144)
End
2018-12-14T16:00:00 (348)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.3557E8 @ 10.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:5575 Velocity Sensor
Start
2017-05-24T23:25:00 (144)
End
2018-12-14T16:00:00 (348)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.3557E8 @ 10.0
Hz (SEED Stage 0)
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2016-07-25T22:08:00 (207)
End
2017-05-24T23:25:00 (144)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.3557E8 @ 10.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:5575 Velocity Sensor
Start
2016-07-25T22:08:00 (207)
End
2017-05-24T23:25:00 (144)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.3557E8 @ 10.0
Hz (SEED Stage 0)
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2014-08-28T22:30:00 (240)
End
2016-07-25T22:08:00 (207)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.36E8 @ 10.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:5575 Velocity Sensor
Start
2014-08-28T22:30:00 (240)
End
2016-07-25T22:08:00 (207)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.36E8 @ 10.0
Hz (SEED Stage 0)
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2008-12-11T21:30:00 (346)
End
2014-08-28T22:30:00 (240)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.36E8 @ 10.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:5575 Velocity Sensor
Start
2008-12-11T21:30:00 (346)
End
2014-08-28T22:30:00 (240)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.36E8 @ 10.0
Hz (SEED Stage 0)
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
L-4C VERTICAL,Velocity Sensor,SERCEL
Start
2003-01-30T23:45:00 (030)
End
2008-12-11T21:30:00 (346)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.36E8 @ 10.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
NHM
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:5575 Velocity Sensor
Start
2003-01-30T23:45:00 (030)
End
2008-12-11T21:30:00 (346)
Data Center
Latitude
38.154861
Longitude
-121.804382
Elevation (m)
33.0
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
3.36E8 @ 10.0
Hz (SEED Stage 0)