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Location Summary

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Context

Networks (1 time spans)

UW 1963-01-01 2599-12-31

Station Epochs (1 time spans)

VLM 1980-06-01 2599-12-31

UW : VLM (1980-06-01 - 2599-12-31)

Network

Map DOI

Station

VLM

Map

Site Name

Little Larch, OR, USA

Start

1980-06-01T00:00:00 (153)

End

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

Data Center

IRISDMC

Latitude

45.53792

Longitude

-122.04033

Elevation (m)

1168.0

Instruments

2025-10-08T00:00:00 (281) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	CASCADIA COMPACT,Accelerometer,NANOMETRICS ENE 100.0Hz IRISDMC \| ENN 100.0Hz IRISDMC \| ENZ 100.0Hz IRISDMC CASCADIA COMPACT,Velocity Sensor,NANOMETRICS HHE 100.0Hz IRISDMC \| HHN 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC
2008-04-01T00:00:00 (092) - 2017-09-13T17:00:00 (256)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
2003-11-13T00:00:00 (317) - 2008-04-01T00:00:00 (092)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
1995-01-19T00:00:00 (019) - 2003-11-12T23:59:59 (316)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
1995-01-01T00:00:00 (001) - 1995-01-18T23:59:59 (018)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
1993-10-08T00:00:00 (281) - 1995-01-01T00:00:00 (001)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
1993-10-08T00:00:00 (281) - 1994-10-01T00:00:00 (274)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL SHZ 50.0Hz IRISDMC
1991-12-03T00:00:00 (337) - 1993-10-08T00:00:00 (281)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC SHZ 50.0Hz IRISDMC
1990-11-16T00:00:00 (320) - 1991-12-03T00:00:00 (337)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC SHZ 50.0Hz IRISDMC
1986-06-12T00:00:00 (163) - 1990-11-16T00:00:00 (320)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC SHZ 50.0Hz IRISDMC
1985-09-17T00:00:00 (260) - 1986-06-12T00:00:00 (163)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC SHZ 50.0Hz IRISDMC
1980-06-01T00:00:00 (153) - 1985-09-17T00:00:00 (260)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC SHZ 50.0Hz IRISDMC

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_PACNW	Pacific Northwest Seismic Stations
_REALTIME	Stations collected and served in real time at the DMC
_US-REGIONAL	US Regional Networks