MetaData Aggregator

Channel Summary

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Context

Networks (1 time spans)

NC 1966-01-01 2599-12-31

Station Epochs (1 time spans)

CBP 2001-09-26 2599-12-31

Channel Epochs (3 time spans)

HHN 2025-11-25T20:45:00 2599-12-31T23:59:59

HHN 2024-11-01T15:45:00 2025-11-25T20:45:00

HHN 2024-11-01T15:45:00 3000-01-01T00:00:00

NC : CBP : -- : HHN (2025-11-25 - 3000-01-01)

Network

Map DOI

Station

CBP

Map

Location

Channel

HHN

Instrument

TRILLIUM COMPACT POSTHOLE,Velocity Sensor,NANOMETR

Start

2025-11-25T20:45:00 (329)

End

2599-12-31T23:59:59 (365)
3000-01-01T00:00:00 (001)

Data Center

IRISDMC
NCEDC

Latitude

37.747665

Longitude

-121.708427

Elevation (m)

164.0

Depth (m)

3.0 (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

3.00039E8 @ 1.0 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-REGIONAL	US Regional Networks

NC : CBP : -- : HHN (2024-11-01 - 2025-11-25)

Network

Map DOI

Station

CBP

Map

Location

Channel

HHN

Instrument

TRILLIUM COMPACT POSTHOLE,Velocity Sensor,NANOMETR

Start

2024-11-01T15:45:00 (306)

End

2025-11-25T20:45:00 (329)

Data Center

IRISDMC
NCEDC

Latitude

37.747665

Longitude

-121.708427

Elevation (m)

164.0

Depth (m)

3.0 (Local depth or overburden)

Azimuth

180.0 (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

3.00039E8 @ 1.0 Hz (SEED Stage 0)

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_US-REGIONAL	US Regional Networks

NC : CBP : -- : HHN (2024-11-01 - 3000-01-01)

Network

Map DOI

Station

CBP

Map

Location

Channel

HHN

Instrument

NANOMETRICS TRILLIUM COMPACT POSTHOLE S/N:9019 Velocity Sensor

Start

2024-11-01T15:45:00 (306)

End

3000-01-01T00:00:00 (001)

Data Center

SCEDC

Latitude

37.747665

Longitude

-121.708427

Elevation (m)

164.0

Depth (m)

3.0 (Local depth or overburden)

Azimuth

180.0 (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

3.0003895456856E8 @ 1.0 Hz (SEED Stage 0)

Virtual network affiliations:

Name	Description
_US-REGIONAL	US Regional Networks