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
KHMB
Location
--
Channel
HHE
Instrument
CMG-3ESPC,Velocity Sensor,GURALP
Start
2026-01-15T19:25:00 (015)
End
2599-12-31T23:59:59 (365)
3000-01-01T00:00:00 (001)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.29537E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-3ESPC S/N:T-34475 Velocity Sensor
Start
2026-01-15T19:25:00 (015)
End
3000-01-01T00:00:00 (001)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.29536560436347E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
CMG-3ESPC,Velocity Sensor,GURALP
Start
2016-04-28T17:01:00 (119)
End
2026-01-15T19:25:00 (015)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.29537E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-3ESPC S/N:T-34475 Velocity Sensor
Start
2016-04-28T17:01:00 (119)
End
2026-01-15T19:25:00 (015)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.29536560436347E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
CMG-3ESPC,Velocity Sensor,GURALP
Start
2015-10-28T18:30:00 (301)
End
2016-04-28T17:01:00 (119)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.29537E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-3ESPC S/N:T-34475 Velocity Sensor
Start
2015-10-28T18:30:00 (301)
End
2016-04-28T17:01:00 (119)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.29536807747714E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
CMG-3ESPC,Velocity Sensor,GURALP
Start
2014-11-20T00:00:00 (324)
End
2015-10-28T18:30:00 (301)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
5.99998E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-3ESPC S/N:T-34475 Velocity Sensor
Start
2014-11-20T00:00:00 (324)
End
2015-10-28T18:30:00 (301)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
5.999982E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
CMG-3ESPC,Velocity Sensor,GURALP
Start
2010-11-03T17:00:00 (307)
End
2014-11-20T00:00:00 (324)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
5.99998E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-3ESPC S/N:T-34475 Velocity Sensor
Start
2010-11-03T17:00:00 (307)
End
2014-11-20T00:00:00 (324)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
5.999982E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
CMG-3ESPC,Velocity Sensor,GURALP
Start
2008-09-24T17:30:00 (268)
End
2010-11-03T17:00:00 (307)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
1.17647E9 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-3ESPC S/N:T-34475 Velocity Sensor
Start
2008-09-24T17:30:00 (268)
End
2010-11-03T17:00:00 (307)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
1.176471E9 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
CMG-40T-1,Velocity Sensor,GURALP
Start
2007-09-25T20:32:00 (268)
End
2008-09-24T17:30:00 (268)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.27451E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-40T-1 S/N:T-41069 Velocity Sensor
Start
2007-09-25T20:32:00 (268)
End
2008-09-24T17:30:00 (268)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.274512E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
CMG-40T-1,Velocity Sensor,GURALP
Start
2006-01-24T18:00:00 (024)
End
2007-09-25T20:32:00 (268)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.27451E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-40T-1 S/N:T-4885 Velocity Sensor
Start
2006-01-24T18:00:00 (024)
End
2007-09-25T20:32:00 (268)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.274512E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
CMG-40T-1,Velocity Sensor,GURALP
Start
2003-08-26T20:00:00 (238)
End
2006-01-24T18:00:00 (024)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.27451E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-40T-1 S/N:T-4885 Velocity Sensor
Start
2003-08-26T20:00:00 (238)
End
2006-01-24T18:00:00 (024)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.274512E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
CMG-40T-1,Velocity Sensor,GURALP
Start
2002-06-13T00:20:00 (164)
End
2003-08-26T20:00:00 (238)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.27451E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NC
Station
KHMB
Location
--
Channel
HHE
Instrument
GURALP CMG-40T-1 S/N:T-4678 Velocity Sensor
Start
2002-06-13T00:20:00 (164)
End
2003-08-26T20:00:00 (238)
Data Center
Latitude
40.874748
Longitude
-123.73259
Elevation (m)
1501.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
90.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
6.274512E8 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_CASCADIA
NSF Cascadia Initiative