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
CI
Station
WLT
Location
--
Channel
VMW
Instrument
Mass Position Seismometer
Start
2026-07-23T16:30:00 (204)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
V
Sensitivity
10.0 @ 0.025
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
CI
Station
WLT
Location
--
Channel
VMW
Instrument
STRECKEISEN STS-2 S/N:119510 Mass Position Seismometer
Start
2026-07-23T16:30:00 (204)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
V
Sensitivity
10.0 @ 0.025
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL
All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL
US Regional Networks
Network
CI
Station
WLT
Location
--
Channel
VMW
Instrument
Mass Position Seismometer
Start
2017-08-01T16:45:00 (213)
End
2026-07-23T16:30:00 (204)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
V
Sensitivity
10.0 @ 0.025
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
CI
Station
WLT
Location
--
Channel
VMW
Instrument
STRECKEISEN STS-2 S/N:119510 Mass Position Seismometer
Start
2017-08-01T16:45:00 (213)
End
2026-07-23T16:30:00 (204)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
V
Sensitivity
10.0 @ 0.025
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL
All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL
US Regional Networks
Network
CI
Station
WLT
Location
--
Channel
VMW
Instrument
Mass Position Seismometer
Start
2016-04-27T16:30:00 (118)
End
2017-08-01T16:45:00 (213)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
V
Sensitivity
10.0 @ 0.025
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
CI
Station
WLT
Location
--
Channel
VMW
Instrument
STRECKEISEN STS-2 S/N:119510 Mass Position Seismometer
Start
2016-04-27T16:30:00 (118)
End
2017-08-01T16:45:00 (213)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
V
Sensitivity
10.0 @ 0.025
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL
All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL
US Regional Networks
Network
CI
Station
WLT
Location
--
Channel
VMW
Instrument
Mass Position Seismometer
Start
2015-07-21T16:00:00 (202)
End
2016-04-27T16:30:00 (118)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
V
Sensitivity
10.0 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
CI
Station
WLT
Location
--
Channel
VMW
Instrument
STRECKEISEN STS-2 S/N:119510 Mass Position Seismometer
Start
2015-07-21T16:00:00 (202)
End
2016-04-27T16:30:00 (118)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
V
Sensitivity
10.0 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL
All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL
US Regional Networks
Network
CI
Station
WLT
Location
--
Channel
VMW
Instrument
Mass Position Seismometer
Start
2012-11-20T21:00:00 (325)
End
2015-07-21T16:00:00 (202)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
M/S**2
Sensitivity
600.0 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
CI
Station
WLT
Location
--
Channel
VMW
Instrument
STRECKEISEN STS-2.5 S/N:110611 Mass Position Seismometer
Start
2012-11-20T21:00:00 (325)
End
2015-07-21T16:00:00 (202)
Data Center
Latitude
34.00948
Longitude
-117.95077
Elevation (m)
107.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
150.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
-35.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.1
Units
M/S**2
Sensitivity
600.0 @ 1.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_FDSN-ALL
All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL
US Regional Networks