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Networks (1 time spans)

NM 1977-01-01 2599-12-31

Station Epochs (1 time spans)

HICK 1999-05-27 2599-12-31

Channel Epochs (5 time spans)

HHN 2026-05-11T18:00:00 2599-12-31T23:59:59

HHN 2021-01-11T19:30:00 2026-05-11T18:00:00

HHN 2017-04-07T00:00:00 2021-01-11T19:30:00

HHN 2010-10-21T00:00:00 2017-04-07T00:00:00

HHN 2009-01-01T00:00:00 2010-10-20T00:00:00

NM : HICK : 00 : HHN (2026-05-11 - 2599-12-31)

Network

Map DOI

Station

HICK

Map

Location

Channel

HHN

Instrument

Velocity Sensor

Start

2026-05-11T18:00:00 (131)

End

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

Data Center

IRISDMC

Latitude

36.54078

Longitude

-89.22841

Elevation (m)

141.0

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

4.8039999428026825E8 @ 1.0 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-REGIONAL	US Regional Networks

NM : HICK : 00 : HHN (2021-01-11 - 2026-05-11)

Network

Map DOI

Station

HICK

Map

Location

Channel

HHN

Instrument

Velocity Sensor

Start

2021-01-11T19:30:00 (011)

End

2026-05-11T18:00:00 (131)

Data Center

IRISDMC

Latitude

36.54078

Longitude

-89.22841

Elevation (m)

141.0

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

4.8039999428026825E8 @ 1.0 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-REGIONAL	US Regional Networks

NM : HICK : 00 : HHN (2017-04-07 - 2021-01-11)

Network

Map DOI

Station

HICK

Map

Location

Channel

HHN

Instrument

Velocity Sensor

Start

2017-04-07T00:00:00 (097)

End

2021-01-11T19:30:00 (011)

Data Center

IRISDMC

Latitude

36.541

Longitude

-89.229

Elevation (m)

141.0

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

7.560541135788871E8 @ 1.0 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-REGIONAL	US Regional Networks

NM : HICK : 00 : HHN (2010-10-21 - 2017-04-07)

Network

Map DOI

Station

HICK

Map

Location

Channel

HHN

Instrument

Velocity Sensor

Start

2010-10-21T00:00:00 (294)

End

2017-04-07T00:00:00 (097)

Data Center

IRISDMC

Latitude

36.541

Longitude

-89.229

Elevation (m)

141.0

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

7.54955E8 @ 0.05 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-REGIONAL	US Regional Networks

NM : HICK : 00 : HHN (2009-01-01 - 2010-10-20)

Network

Map DOI

Station

HICK

Map

Location

Channel

HHN

Instrument

Velocity Sensor

Start

2009-01-01T00:00:00 (001)

End

2010-10-20T00:00:00 (293)

Data Center

IRISDMC

Latitude

36.541

Longitude

-89.229

Elevation (m)

141.0

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

1.67772E9 @ 1.0 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-REGIONAL	US Regional Networks