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
SRT
Location
--
Channel
VMZ
Instrument
MBB-2,Mass Position Seismometer,EQMET
Start
2026-03-11T16:57:06 (070)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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
V
Sensitivity
@
Hz (SEED Stage 0)
Network
CI
Station
SRT
Location
--
Channel
VMZ
Instrument
Mass Position Seismometer
Start
2026-03-11T16:57:06 (070)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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
Sensitivity
@
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
_US-REGIONAL
US Regional Networks
Network
CI
Station
SRT
Location
--
Channel
VMZ
Instrument
EQMET PBB-200S S/N:256 Mass Position Seismometer
Start
2016-08-23T19:30:00 (236)
End
2026-03-11T16:57:06 (070)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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**2
Sensitivity
595.909631918537 @ 0.025
Hz (SEED Stage 0)
Network
CI
Station
SRT
Location
--
Channel
VMZ
Instrument
Mass Position Seismometer
Start
2016-08-23T19:30:00 (236)
End
2026-03-11T16:57:06 (070)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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**2
Sensitivity
595.9096319185368 @ 0.025
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
CI
Station
SRT
Location
--
Channel
VMZ
Instrument
PBB-200S,Mass Position Seismometer,EQMET
Start
2016-08-23T19:30:00 (236)
End
2026-03-11T16:57:06 (070)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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**2
Sensitivity
595.91 @ 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
SRT
Location
--
Channel
VMZ
Instrument
EQMET PBB-200S S/N:223 Mass Position Seismometer
Start
2015-04-02T20:00:00 (092)
End
2016-08-23T19:30:00 (236)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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**2
Sensitivity
595.909631918537 @ 0.025
Hz (SEED Stage 0)
Network
CI
Station
SRT
Location
--
Channel
VMZ
Instrument
Mass Position Seismometer
Start
2015-04-02T20:00:00 (092)
End
2016-08-23T19:30:00 (236)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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**2
Sensitivity
595.9096319185368 @ 0.025
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
CI
Station
SRT
Location
--
Channel
VMZ
Instrument
PBB-200S,Mass Position Seismometer,EQMET
Start
2015-04-02T20:00:00 (092)
End
2016-08-23T19:30:00 (236)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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**2
Sensitivity
595.91 @ 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
SRT
Location
--
Channel
VMZ
Instrument
EQMET PBB-200S S/N:223 Mass Position Seismometer
Start
2014-07-09T20:00:00 (190)
End
2015-04-02T20:00:00 (092)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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**2
Sensitivity
600.0 @ 1.0
Hz (SEED Stage 0)
Network
CI
Station
SRT
Location
--
Channel
VMZ
Instrument
Mass Position Seismometer
Start
2014-07-09T20:00:00 (190)
End
2015-04-02T20:00:00 (092)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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**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
SRT
Location
--
Channel
VMZ
Instrument
PBB-200S,Mass Position Seismometer,EQMET
Start
2014-07-09T20:00:00 (190)
End
2015-04-02T20:00:00 (092)
Data Center
Latitude
35.69235
Longitude
-117.75051
Elevation (m)
667.0
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**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