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
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
L4C/Reftek Wrangler
Start
2025-06-20T16:50:49 (171)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
2.84452E11 @ 4.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:8096 Velocity Sensor
Start
2025-06-20T16:50:49 (171)
End
3000-01-01T00:00:00 (001)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1413.0
Depth (m)
1.0
(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)
100.0
Units
M/S
Sensitivity
4.46268360702697E9 @ 4.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_REALTIME
Stations collected and served in real time at the DMC
_US-REGIONAL
US Regional Networks
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
L4C/Reftek Wrangler
Start
2025-06-04T20:42:59 (155)
End
2025-06-20T16:47:15 (171)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
4.44456E9 @ 4.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_REALTIME
Stations collected and served in real time at the DMC
_US-REGIONAL
US Regional Networks
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:8096 Velocity Sensor
Start
2025-06-04T20:42:59 (155)
End
2025-06-20T16:50:49 (171)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1413.0
Depth (m)
1.0
(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)
100.0
Units
M/S
Sensitivity
6.97294313597964E7 @ 4.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_US-REGIONAL
US Regional Networks
_REALTIME
Stations collected and served in real time at the DMC
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
L4
Start
2010-11-09T00:00:00 (313)
End
3000-01-01T00:00:00 (001)
Data Center
Latitude
37.232899
Longitude
-117.645897
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
-4.0820437548E11 @ 10.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_REALTIME
Stations collected and served in real time at the DMC
_US-REGIONAL
US Regional Networks
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
L4C/Rock Causal 40Vpp UNVCO2 18db
Start
2010-10-31T17:23:55 (304)
End
2013-11-07T23:59:59 (311)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
4.34362E11 @ 3.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:UNKN_LCH_l4c Velocity Sensor
Start
2010-10-31T17:23:55 (304)
End
2013-11-07T23:59:59 (311)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
4.36575E11 @ 3.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_US-REGIONAL
US Regional Networks
_REALTIME
Stations collected and served in real time at the DMC
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
L4C/Eworm UNVCO-2 DAS
Start
2001-04-10T20:00:00 (100)
End
2001-08-16T21:09:00 (228)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
4.24541E8 @ 3.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:UNKN_LCH_l4c Velocity Sensor
Start
2001-04-10T20:00:00 (100)
End
2001-08-16T21:09:00 (228)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
4.26342E8 @ 3.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_REALTIME
Stations collected and served in real time at the DMC
_US-REGIONAL
US Regional Networks
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
L4C/Eworm Tricom 6db
Start
2000-01-01T00:00:00 (001)
End
2001-04-10T19:00:00 (100)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
7.08394E8 @ 4.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:UNKN_LCH_l4c Velocity Sensor
Start
2000-01-01T00:00:00 (001)
End
2001-04-10T19:00:00 (100)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
7.10543E8 @ 4.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_US-REGIONAL
US Regional Networks
_REALTIME
Stations collected and served in real time at the DMC
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
L4C/cusp Tricom 6db
Start
1990-01-01T00:00:00 (001)
End
1999-12-31T23:59:59 (365)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
5.66715E9 @ 4.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
SERCEL L-4C VERTICAL S/N:UNKN_LCH_l4c Velocity Sensor
Start
1990-01-01T00:00:00 (001)
End
1999-12-31T23:59:59 (365)
Data Center
Latitude
37.2329
Longitude
-117.6459
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
5.68434E9 @ 4.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_REALTIME
Stations collected and served in real time at the DMC
_US-REGIONAL
US Regional Networks
Network
NN
Station
LCH
Location
--
Channel
EHZ
Instrument
L4
Start
1990-01-01T00:00:00 (001)
End
2001-08-16T00:00:00 (228)
Data Center
Latitude
37.232899
Longitude
-117.645897
Elevation (m)
1414.0
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)
100.0
Units
M/S
Sensitivity
-7.968856368E8 @ 10.0
Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_US-REGIONAL
US Regional Networks
_REALTIME
Stations collected and served in real time at the DMC