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Networks (1 time spans)

UW 1963-01-01 2599-12-31

Station Epochs (1 time spans)

SHW 1972-10-01 2599-12-31

UW : SHW (1972-10-01 - 2599-12-31)

Network

Map DOI

Station

SHW

Map

Site Name

Mt. St. Helens West, WA, USA

Start

1972-10-01T00:00:00 (275)

End

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

Data Center

IRISDMC

Latitude

46.19364

Longitude

-122.23492

Elevation (m)

1442.0

Instruments

2021-06-18T00:00:00 (169) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	TRILLIUM COMPACT POSTHOLE,Velocity Sensor,NANOMETR HHE 100.0Hz IRISDMC \| HHN 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC
D0	Accelerometer GLA 1.0Hz IRISDMC \| GLO 1.0Hz IRISDMC \| GNS 1.0Hz IRISDMC Clock Phase LCE 1.0Hz IRISDMC Clock Quality LCQ 1.0Hz IRISDMC Electronic Test Point GEL 1.0Hz IRISDMC VEI 1.0Hz IRISDMC Geophone GPL 1.0Hz IRISDMC VPB 1.0Hz IRISDMC Linear Strain GST 1.0Hz IRISDMC Pressure VDT 1.0Hz IRISDMC System Current VEC 1.0Hz IRISDMC TRILLIUM COMPACT POSTHOLE,Mass Position Seismomete VM1 1.0Hz IRISDMC \| VM2 1.0Hz IRISDMC \| VM3 1.0Hz IRISDMC Tiltmeter GAN 1.0Hz IRISDMC Voltage Controlled Oscillator VCO 1.0Hz IRISDMC
2021-06-17T00:00:00 (168) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	Accelerometer GLA 1.0Hz IRISDMC \| GLO 1.0Hz IRISDMC \| GNS 1.0Hz IRISDMC Clock Phase LCE 1.0Hz IRISDMC Clock Quality LCQ 1.0Hz IRISDMC Electronic Test Point GEL 1.0Hz IRISDMC VEI 1.0Hz IRISDMC Geophone GPL 1.0Hz IRISDMC VPB 1.0Hz IRISDMC Linear Strain GST 1.0Hz IRISDMC Pressure VDT 1.0Hz IRISDMC System Current VEC 1.0Hz IRISDMC TRILLIUM COMPACT POSTHOLE,Mass Position Seismomete VM1 1.0Hz IRISDMC \| VM2 1.0Hz IRISDMC \| VM3 1.0Hz IRISDMC Tiltmeter GAN 1.0Hz IRISDMC Voltage Controlled Oscillator VCO 1.0Hz IRISDMC
2018-09-05T00:00:00 (248) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Accelerometer,SERCEL ELZ 100.0Hz IRISDMC L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
2008-04-01T00:00:00 (092) - 2018-09-05T00:00:00 (248)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Accelerometer,SERCEL ELZ 100.0Hz IRISDMC L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
2004-10-04T00:00:00 (278) - 2008-04-01T00:00:00 (092)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Accelerometer,SERCEL ELZ 100.0Hz IRISDMC
1997-06-26T00:00:00 (177) - 2008-04-01T00:00:00 (092)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
1995-07-13T00:00:00 (194) - 1997-06-26T00:00:00 (177)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
1995-01-19T00:00:00 (019) - 1995-07-12T23:59:59 (193)
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
1991-08-02T00:00:00 (214) - 1994-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC
1991-08-02T00:00:00 (214) - 1994-10-01T00:00:00 (274)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL SHZ 50.0Hz IRISDMC
1987-11-18T00:00:00 (322) - 1991-08-01T23:59:59 (213)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC SHZ 50.0Hz IRISDMC
1987-10-08T00:00:00 (281) - 1987-11-17T23:59:59 (321)
Location Code	Instruments / Channels
--	L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC SHZ 50.0Hz IRISDMC
1980-06-13T00:00:00 (165) - 1980-06-16T00:00:00 (168)
Location Code	Instruments / Channels
01	L4-6686=J402=6203=DigitizedTape SHZ 50.0Hz IRISDMC
IR	TimeCode ATT 50.0Hz IRISDMC
WW	TimeCode ATT 50.0Hz IRISDMC
1980-01-01T00:00:00 (001) - 1987-10-08T00:00:00 (281)
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
_STHELENS-1980	Digitized analog seismic tapes, spring 1980 Mt. St. Helens

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