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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
00	CASCADIA COMPACT,Accelerometer,NANOMETRICS HNE 200.0Hz IRISDMC \| HNN 200.0Hz IRISDMC \| HNZ 200.0Hz IRISDMC CASCADIA COMPACT,Velocity Sensor,NANOMETRICS HHE 200.0Hz IRISDMC \| HHN 200.0Hz IRISDMC \| HHZ 200.0Hz IRISDMC
D0	CASCADIA COMPACT,Mass Position Seismometer,NANOMET VM1 1.0Hz IRISDMC \| VM2 1.0Hz IRISDMC \| VM3 1.0Hz IRISDMC Clock Phase LCE 1.0Hz IRISDMC Clock Phase Lock GPL 1.0Hz IRISDMC Clock Quality LCQ 1.0Hz IRISDMC Clock Status GST 1.0Hz IRISDMC Gps Antenna Status GAN 1.0Hz IRISDMC Gps Elevation GEL 1.0Hz IRISDMC Gps Latitude GLA 1.0Hz IRISDMC Gps Longitude GLO 1.0Hz IRISDMC Packet Buffer Usage VPB 1.0Hz IRISDMC Satellite Count GNS 1.0Hz IRISDMC System Current VEC 1.0Hz IRISDMC System Temperature VDT 1.0Hz IRISDMC System Voltage VEI 1.0Hz IRISDMC Voltage Controlled Oscillator VCO 1.0Hz 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
_US-REGIONAL	US Regional Networks
_REALTIME	Stations collected and served in real time at the DMC