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Location Summary

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Networks (1 time spans)

UW 1963-01-01 2599-12-31

Station Epochs (1 time spans)

GHW 1975-08-13 2599-12-31

UW : GHW (1975-08-13 - 2599-12-31)

Network

Map DOI

Station

GHW

Map

Site Name

Garrison Hill WA, Graham area, WA, USA

Start

1975-08-13T00:00:00 (225)

End

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

Data Center

IRISDMC

Latitude

47.041489

Longitude

-122.273727

Elevation (m)

261.1

Instruments

2023-08-28T00:00:00 (240) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	CPU Load Average CPU 1.0Hz IRISDMC Clock Phase LCE 1.0Hz IRISDMC Clock Quality LCQ 1.0Hz IRISDMC Creepmeter VBB 1.0Hz IRISDMC \| VBC 1.0Hz IRISDMC EPISENSOR ES-T,Accelerometer,KINEMETRICS ENE 100.0Hz IRISDMC \| ENN 100.0Hz IRISDMC \| ENZ 100.0Hz IRISDMC External DC VVX 1.0Hz IRISDMC Humidity HUM 1.0Hz IRISDMC Linear Strain DSK 1.0Hz IRISDMC VSP 1.0Hz IRISDMC RAM Used MEM 1.0Hz IRISDMC System Current VEC 1.0Hz IRISDMC System Temperature DEG 1.0Hz IRISDMC System Voltage VEP 1.0Hz IRISDMC Voltage Controlled Oscillator VCO 1.0Hz IRISDMC Volumetric Strain VVB 1.0Hz IRISDMC
2011-04-22T00:00:00 (112) - 2020-03-14T00:00:00 (074)
Location Code	Instruments / Channels
--	ES-T-4291=ROCK1-374 ENE 100.0Hz IRISDMC \| ENN 100.0Hz IRISDMC \| ENZ 100.0Hz IRISDMC L4C-6528=ROCK1-374 EHZ 100.0Hz IRISDMC
2008-08-26T00:00:00 (239) - 2011-03-05T00:00:00 (064)
Location Code	Instruments / Channels
--	L4-6528=McVCO=J120D=Wrmsn-XXXX EHZ 100.0Hz IRISDMC
2008-04-01T00:00:00 (092) - 2008-08-26T00:00:00 (239)
Location Code	Instruments / Channels
--	L4-6167=McVCO=J120=Wrmsn-XXXX EHZ 100.0Hz IRISDMC
2000-08-17T00:00:00 (230) - 2008-04-01T00:00:00 (092)
Location Code	Instruments / Channels
--	L4-6167=McVCO=J120=Wrmsn-XXXX EHZ 100.0Hz IRISDMC
1995-01-19T00:00:00 (019) - 2000-08-16T23:59:59 (229)
Location Code	Instruments / Channels
--	L4-6167=J402L=J101=Wrmsn-XXXX EHZ 100.0Hz IRISDMC
1995-01-01T00:00:00 (001) - 1995-01-18T23:59:59 (018)
Location Code	Instruments / Channels
--	L4-6167=J402L=J101=Wrmsn-XXXX EHZ 100.0Hz IRISDMC
1986-12-10T00:00:00 (344) - 1994-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	L4-6167=J402L=J101=Ralph-XXXX EHZ 100.0Hz IRISDMC Mark L-4 1 Hz SHZ 50.51Hz IRISDMC
1985-06-04T00:00:00 (155) - 1986-12-09T23:59:59 (343)
Location Code	Instruments / Channels
--	L4-6167=J402=J101=Ralph-XXXX EHZ 100.0Hz IRISDMC Mark L-4 1 Hz SHZ 50.51Hz IRISDMC
1981-08-07T00:00:00 (219) - 1985-06-03T23:59:59 (154)
Location Code	Instruments / Channels
--	L4-5005=J402=J101=Ralph-XXXX EHZ 100.0Hz IRISDMC Mark L-4 1 Hz SHZ 50.51Hz IRISDMC
1975-08-13T00:00:00 (225) - 1981-08-07T00:00:00 (219)
Location Code	Instruments / Channels
--	L4-2185=J302=J101=Ralph-XXXX EHZ 100.0Hz IRISDMC Mark L-4 1 Hz SHZ 50.51Hz 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