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
US
Station
DGMT
Location
00
Channel
LHZ
Instrument
Velocity Sensor
Start
2026-06-18T20:00:00 (169)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
48.4702
Longitude
-104.1959
Elevation (m)
646.0
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)
1.0
Units
M/S
Sensitivity
6.17677E8 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_CEUSN Central Eastern United States Network
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_ANSS-BB Advanced National Seismic System Backbone Stations
_US-ALL All USArray (EarthScope) stations
_US-ALL All USArray (EarthScope) stations
_US-BB USArray Backbone (EarthScope) stations
_US-BB+A USArray Backbone stations + AFTAC array elements
_US-REF USArray Reference Network stations
_REALTIME Stations collected and served in real time at the DMC
_US-REGIONAL US Regional Networks
_US-TA USArray Transportable Array (EarthScope) stations
Network
US
Station
DGMT
Location
00
Channel
LHZ
Instrument
Velocity Sensor
Start
2025-09-25T16:05:00 (268)
End
2026-06-18T20:00:00 (169)
Data Center
Latitude
48.4702
Longitude
-104.1959
Elevation (m)
646.0
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)
1.0
Units
M/S
Sensitivity
6.17677E8 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_CEUSN Central Eastern United States Network
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL US Regional Networks
_REALTIME Stations collected and served in real time at the DMC
_US-ALL All USArray (EarthScope) stations
_US-ALL All USArray (EarthScope) stations
_US-TA USArray Transportable Array (EarthScope) stations
_ANSS-BB Advanced National Seismic System Backbone Stations
_US-BB USArray Backbone (EarthScope) stations
_US-BB+A USArray Backbone stations + AFTAC array elements
_US-REF USArray Reference Network stations
Network
US
Station
DGMT
Location
00
Channel
LHZ
Instrument
Velocity Sensor
Start
2024-07-20T00:00:00 (202)
End
2025-09-25T16:05:00 (268)
Data Center
Latitude
48.4702
Longitude
-104.1959
Elevation (m)
646.0
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)
1.0
Units
M/S
Sensitivity
6.17677E8 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_CEUSN Central Eastern United States Network
_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-ALL All USArray (EarthScope) stations
_US-REGIONAL US Regional Networks
_US-TA USArray Transportable Array (EarthScope) stations
_ANSS-BB Advanced National Seismic System Backbone Stations
_US-BB USArray Backbone (EarthScope) stations
_US-BB+A USArray Backbone stations + AFTAC array elements
_US-REF USArray Reference Network stations
Network
US
Station
DGMT
Location
00
Channel
LHZ
Instrument
Velocity Sensor
Start
2022-07-20T16:00:00 (201)
End
2024-07-20T00:00:00 (202)
Data Center
Latitude
48.4702
Longitude
-104.1959
Elevation (m)
646.0
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)
1.0
Units
M/S
Sensitivity
6.1281E8 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_CEUSN Central Eastern United States Network
_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-ALL All USArray (EarthScope) stations
_US-REGIONAL US Regional Networks
_US-TA USArray Transportable Array (EarthScope) stations
_ANSS-BB Advanced National Seismic System Backbone Stations
_US-BB USArray Backbone (EarthScope) stations
_US-BB+A USArray Backbone stations + AFTAC array elements
_US-REF USArray Reference Network stations
Network
US
Station
DGMT
Location
00
Channel
LHZ
Instrument
Velocity Sensor
Start
2015-08-12T00:00:00 (224)
End
2022-07-20T16:00:00 (201)
Data Center
Latitude
48.4702
Longitude
-104.1959
Elevation (m)
646.0
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)
1.0
Units
M/S
Sensitivity
6.1281E8 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_CEUSN Central Eastern United States Network
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL US Regional Networks
_REALTIME Stations collected and served in real time at the DMC
_US-ALL All USArray (EarthScope) stations
_US-ALL All USArray (EarthScope) stations
_US-TA USArray Transportable Array (EarthScope) stations
_ANSS-BB Advanced National Seismic System Backbone Stations
_US-BB USArray Backbone (EarthScope) stations
_US-BB+A USArray Backbone stations + AFTAC array elements
_US-REF USArray Reference Network stations
Network
US
Station
DGMT
Location
00
Channel
LHZ
Instrument
Velocity Sensor
Start
2012-04-13T19:00:00 (104)
End
2015-08-12T00:00:00 (224)
Data Center
Latitude
48.4702
Longitude
-104.1959
Elevation (m)
646.0
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)
1.0
Units
M/S
Sensitivity
6.1281E8 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_CEUSN Central Eastern United States Network
_FDSN-ALL All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL US Regional Networks
_REALTIME Stations collected and served in real time at the DMC
_US-ALL All USArray (EarthScope) stations
_US-ALL All USArray (EarthScope) stations
_US-TA USArray Transportable Array (EarthScope) stations
_ANSS-BB Advanced National Seismic System Backbone Stations
_US-BB USArray Backbone (EarthScope) stations
_US-BB+A USArray Backbone stations + AFTAC array elements
_US-REF USArray Reference Network stations
Network
US
Station
DGMT
Location
00
Channel
LHZ
Instrument
Velocity Sensor
Start
2011-05-10T15:06:30 (130)
End
2012-04-13T19:00:00 (104)
Data Center
Latitude
48.4702
Longitude
-104.1959
Elevation (m)
646.0
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)
1.0
Units
M/S
Sensitivity
6.1281E8 @ 0.02
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_CEUSN Central Eastern United States Network
_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-ALL All USArray (EarthScope) stations
_US-BB USArray Backbone (EarthScope) stations
_US-BB+A USArray Backbone stations + AFTAC array elements
_US-REF USArray Reference Network stations
_ANSS-BB Advanced National Seismic System Backbone Stations
_US-REGIONAL US Regional Networks
_US-TA USArray Transportable Array (EarthScope) stations
