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
MLAC
Location
--
Channel
OCF
Instrument
Opaque Configuration File
Start
2025-10-22T20:30:00 (295)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
37.63019
Longitude
-118.83605
Elevation (m)
2162.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
1.0
Units
COUNTS
Sensitivity
1.0 @ 0.25
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
_REALTIME Stations collected and served in real time at the DMC
_US-ALL All USArray (EarthScope) stations
_US-REGIONAL US Regional Networks
_US-TA USArray Transportable Array (EarthScope) stations
Network
CI
Station
MLAC
Location
--
Channel
OCF
Instrument
Opaque Configuration File
Start
2019-04-16T18:00:00 (106)
End
2025-10-22T20:30:00 (295)
Data Center
Latitude
37.63019
Longitude
-118.83605
Elevation (m)
2162.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
0.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.0
Units
COUNTS
Sensitivity
1.0 @ 0.0
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
_REALTIME Stations collected and served in real time at the DMC
_US-ALL All USArray (EarthScope) stations
_US-REGIONAL US Regional Networks
_US-TA USArray Transportable Array (EarthScope) stations
Network
CI
Station
MLAC
Location
--
Channel
OCF
Instrument
Opaque Configuration File
Start
2010-06-29T19:00:00 (180)
End
2019-04-16T18:00:00 (106)
Data Center
Latitude
37.63019
Longitude
-118.83605
Elevation (m)
2162.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
0.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
0.0
Units
COUNTS
Sensitivity
1.0 @ 1.0
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
_REALTIME Stations collected and served in real time at the DMC
_US-ALL All USArray (EarthScope) stations
_US-REGIONAL US Regional Networks
_US-TA USArray Transportable Array (EarthScope) stations
