MDA
NN
LCH
--
HHN
MetaData Aggregator
Channel Summary
A
= Open data access
P
= Partially restricted data access
R
= Restricted data access
X
= Data is not available
?
= No availability information
Legend:
A
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Results limited by date range:
2025-06-20T16:50:49
-
2599-12-31T23:59:59
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Context
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Context
Networks (1 time spans)
NN 1971-01-01 2599-12-31
Station Epochs (1 time spans)
LCH 1979-07-13 2599-12-31
Channel Epochs (6 time spans)
HHN 2025-06-20T16:50:49 3000-01-01T00:00:00
HHN 2025-06-20T16:50:49 2599-12-31T23:59:59
HHN 2025-06-04T20:42:59 2025-06-20T16:47:15
HHN 2025-06-04T20:42:59 2025-06-20T16:50:49
HHN 2015-01-28T12:00:00 2025-03-26T19:04:04
HHN 2015-01-28T12:00:00 2025-03-26T19:04:04
NN : LCH : -- : HHN (2025-06-20 - 3000-01-01)
Network
NN
Map
DOI
Station
LCH
Map
Location
--
Channel
HHN
Instrument
NANOMETRICS TRILLIUM COMPACT S/N:1833 Velocity Sensor
Start
2025-06-20T16:50:49 (171)
End
3000-01-01T00:00:00 (001)
Data Center
SCEDC
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
0.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.16267981509922E8 @ 0.3 Hz (SEED Stage 0)
NN : LCH : -- : HHN (2025-06-20 - 3000-01-01)
Network
NN
Map
DOI
Station
LCH
Map
Location
--
Channel
HHN
Instrument
Trillium 120 Compact/Reftek Wrangler
Start
2025-06-20T16:50:49 (171)
End
2599-12-31T23:59:59 (365)
Data Center
IRISDMC
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
0.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
2.01618E10 @ 0.3 Hz (SEED Stage 0)
IRISDMC Response (
XML
)
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_US-REGIONAL
US Regional Networks
NN : LCH : -- : HHN (2025-06-04 - 2025-06-20)
Network
NN
Map
DOI
Station
LCH
Map
Location
--
Channel
HHN
Instrument
Trillium 120 Compact/Reftek Wrangler
Start
2025-06-04T20:42:59 (155)
End
2025-06-20T16:47:15 (171)
Data Center
IRISDMC
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
0.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
1.29036E12 @ 0.3 Hz (SEED Stage 0)
IRISDMC Response (
XML
)
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_US-REGIONAL
US Regional Networks
NN : LCH : -- : HHN (2025-06-04 - 2025-06-20)
Network
NN
Map
DOI
Station
LCH
Map
Location
--
Channel
HHN
Instrument
NANOMETRICS TRILLIUM COMPACT S/N:1833 Velocity Sensor
Start
2025-06-04T20:42:59 (155)
End
2025-06-20T16:50:49 (171)
Data Center
SCEDC
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
0.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
2.0241150816635E10 @ 0.3 Hz (SEED Stage 0)
Virtual network affiliations:
Name
Description
_US-REGIONAL
US Regional Networks
NN : LCH : -- : HHN (2015-01-28 - 2025-03-26)
Network
NN
Map
DOI
Station
LCH
Map
Location
--
Channel
HHN
Instrument
NANOMETRICS TRILLIUM COMPACT S/N:1833 Velocity Sensor
Start
2015-01-28T12:00:00 (028)
End
2025-03-26T19:04:04 (085)
Data Center
SCEDC
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
0.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.1625E8 @ 0.4 Hz (SEED Stage 0)
NN : LCH : -- : HHN (2015-01-28 - 2025-03-26)
Network
NN
Map
DOI
Station
LCH
Map
Location
--
Channel
HHN
Instrument
Trillium 120 Compact/Quanterra 330 Linear Phase Co
Start
2015-01-28T12:00:00 (028)
End
2025-03-26T19:04:04 (085)
Data Center
IRISDMC
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
0.0 (SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.16251E8 @ 0.4 Hz (SEED Stage 0)
IRISDMC Response (
XML
)
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_US-REGIONAL
US Regional Networks
23:55:10
v.1.1.1