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Networks (1 time spans)

AK 1987-01-01 2599-12-31

Station Epochs (1 time spans)

A21K 2020-03-03 2599-12-31

Channel Epochs (3 time spans)

LHE 2024-05-19T00:00:00 2599-12-31T23:59:59

LHE 2023-07-23T00:00:00 2024-05-19T00:00:00

LHE 2020-03-03T00:00:00 2023-07-23T00:00:08

AK : A21K : -- : LHE (2024-05-19 - 2599-12-31)

Network

Map DOI

Station

A21K

Map

Location

Channel

LHE

Instrument

Nanometrics Trillium 120 Sec PH Response/Quanterra

Start

2024-05-19T00:00:00 (140)

End

2599-12-31T23:59:59 (365)

Data Center

IRISDMC

Latitude

71.3221

Longitude

-156.6175

Elevation (m)

5.0

Depth (m)

56.0 (Local depth or overburden)

Azimuth

90.0 (SEED convention: Clockwise from north, Z=0, reversed=0)

Dip

0.0 (SEED convention: From horizontal, Z=-90, reversed=90)

Sample Rate (Hz)

1.0

Units

M/S

Sensitivity

5.02851E8 @ 0.03 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-TA	USArray Transportable Array (EarthScope) stations
_US-TA-ADOPTED	EarthScope USArray Adopted Stations
_US-ALL	All USArray (EarthScope) stations

AK : A21K : -- : LHE (2023-07-23 - 2024-05-19)

Network

Map DOI

Station

A21K

Map

Location

Channel

LHE

Instrument

Nanometrics Trillium 120 Sec PH Response/Quanterra

Start

2023-07-23T00:00:00 (204)

End

2024-05-19T00:00:00 (140)

Data Center

IRISDMC

Latitude

71.3221

Longitude

-156.6175

Elevation (m)

5.0

Depth (m)

56.0 (Local depth or overburden)

Azimuth

90.0 (SEED convention: Clockwise from north, Z=0, reversed=0)

Dip

0.0 (SEED convention: From horizontal, Z=-90, reversed=90)

Sample Rate (Hz)

1.0

Units

M/S

Sensitivity

5.02851E8 @ 0.03 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-ALL	All USArray (EarthScope) stations
_US-TA	USArray Transportable Array (EarthScope) stations
_US-TA-ADOPTED	EarthScope USArray Adopted Stations

AK : A21K : -- : LHE (2020-03-03 - 2023-07-23)

Network

Map DOI

Station

A21K

Map

Location

Channel

LHE

Instrument

Nanometrics Trillium 120 Sec PH Response/Quanterra

Start

2020-03-03T00:00:00 (063)

End

2023-07-23T00:00:08 (204)

Data Center

IRISDMC

Latitude

71.3221

Longitude

-156.6175

Elevation (m)

5.0

Depth (m)

56.0 (Local depth or overburden)

Azimuth

90.0 (SEED convention: Clockwise from north, Z=0, reversed=0)

Dip

0.0 (SEED convention: From horizontal, Z=-90, reversed=90)

Sample Rate (Hz)

1.0

Units

M/S

Sensitivity

5.02851E8 @ 0.03 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-ALL	All USArray (EarthScope) stations
_US-TA	USArray Transportable Array (EarthScope) stations
_US-TA-ADOPTED	EarthScope USArray Adopted Stations