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
IC
Station
XAN
Location
00
Channel
VHZ
Instrument
Velocity Sensor
Start
2026-04-01T03:00:00 (091)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
34.03107
Longitude
108.92321
Elevation (m)
664.0
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)
0.1
Units
M/S
Sensitivity
3.32245E9 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_GSN Global Seismographic Network stations and arrays
_GSN-BROADBAND Global Seismographic Network broadband stations
_STS-1 Stations Operating STS-1 sensors
Network
IC
Station
XAN
Location
00
Channel
VHZ
Instrument
Velocity Sensor
Start
2020-09-29T00:00:00 (273)
End
2026-04-01T03:00:00 (091)
Data Center
Latitude
34.03107
Longitude
108.92321
Elevation (m)
646.0
Depth (m)
18.0
(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)
0.1
Units
M/S
Sensitivity
5.75401E9 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_GSN Global Seismographic Network stations and arrays
_GSN-BROADBAND Global Seismographic Network broadband stations
_STS-1 Stations Operating STS-1 sensors
Network
IC
Station
XAN
Location
00
Channel
VHZ
Instrument
Velocity Sensor
Start
2013-01-17T03:00:00 (017)
End
2020-09-29T00:00:00 (273)
Data Center
Latitude
34.03107
Longitude
108.92321
Elevation (m)
646.0
Depth (m)
18.0
(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)
0.1
Units
M/S
Sensitivity
5.75401E9 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_GSN Global Seismographic Network stations and arrays
_GSN-BROADBAND Global Seismographic Network broadband stations
_STS-1 Stations Operating STS-1 sensors
Network
IC
Station
XAN
Location
00
Channel
VHZ
Instrument
Streckeisen STS-1V/VBB Seismometer
Start
2011-07-22T08:00:00 (203)
End
2013-01-17T03:00:00 (017)
Data Center
Latitude
34.03107
Longitude
108.92321
Elevation (m)
646.0
Depth (m)
18.0
(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)
0.1
Units
M/S
Sensitivity
2.31665E10 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_GSN Global Seismographic Network stations and arrays
_GSN-BROADBAND Global Seismographic Network broadband stations
_STS-1 Stations Operating STS-1 sensors
Network
IC
Station
XAN
Location
00
Channel
VHZ
Instrument
Streckeisen STS-1V/VBB Seismometer
Start
2010-10-19T00:00:00 (292)
End
2011-07-22T08:00:00 (203)
Data Center
Latitude
34.03107
Longitude
108.92321
Elevation (m)
646.0
Depth (m)
18.0
(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)
0.1
Units
M/S
Sensitivity
1.75834E10 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_GSN Global Seismographic Network stations and arrays
_GSN-BROADBAND Global Seismographic Network broadband stations
_STS-1 Stations Operating STS-1 sensors
Network
IC
Station
XAN
Location
00
Channel
VHZ
Instrument
Streckeisen STS-1V/VBB Seismometer
Start
1999-06-30T07:00:00 (181)
End
2010-10-19T00:00:00 (292)
Data Center
Latitude
34.03107
Longitude
108.92321
Elevation (m)
646.0
Depth (m)
18.0
(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)
0.1
Units
M/S
Sensitivity
1.75834E10 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_GSN Global Seismographic Network stations and arrays
_GSN-BROADBAND Global Seismographic Network broadband stations
_STS-1 Stations Operating STS-1 sensors
