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Networks (1 time spans)

NN 1971-01-01 2599-12-31

Station Epochs (1 time spans)

WAK 1996-10-02 2599-12-31

NN : WAK (1996-10-02 - 3000-01-01)

Network

Map DOI

Station

WAK

Map

Site Name

Walker, California w84

Start

1996-10-02T00:00:00 (276)

End

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

Data Center

IRISDMC
NCEDC
SCEDC

Latitude

38.5043
38.504299

Longitude

-119.4382
-119.438202

Elevation (m)

1890.0

Instruments

2025-06-23T20:58:43 (174) - 3000-01-01T00:00:00 (001)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 200.0Hz NCEDC \| HNN 200.0Hz NCEDC \| HNZ 200.0Hz NCEDC TRILLIUM 120PA,Velocity Sensor,NANOMETRICS HHE 100.0Hz NCEDC \| HHN 100.0Hz NCEDC \| HHZ 100.0Hz NCEDC
2024-09-23T22:30:14 (267) - 2025-03-21T18:33:25 (080)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 200.0Hz NCEDC \| HNN 200.0Hz NCEDC \| HNZ 200.0Hz NCEDC TRILLIUM 120PA,Velocity Sensor,NANOMETRICS HHE 100.0Hz NCEDC \| HHN 100.0Hz NCEDC \| HHZ 100.0Hz NCEDC
2021-09-21T22:37:42 (264) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
--	Episensor 200Hz 5Vpg/Quanterra 330 S+ Linear Phase HNE 200.0Hz IRISDMC \| HNN 200.0Hz IRISDMC \| HNZ 200.0Hz IRISDMC Trillium 120 Sec Response/Quanterra 330 S+ Linear HHE 100.0Hz IRISDMC \| HHN 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC
2021-09-21T22:37:42 (264) - 2024-08-27T14:56:33 (240)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 200.0Hz NCEDC \| HNN 200.0Hz NCEDC \| HNZ 200.0Hz NCEDC TRILLIUM 120PA,Velocity Sensor,NANOMETRICS HHE 100.0Hz NCEDC \| HHN 100.0Hz NCEDC \| HHZ 100.0Hz NCEDC
2021-07-11T20:18:31 (192) - 2021-09-21T19:09:46 (264)
Location Code	Instruments / Channels
--	EPISENSOR ES-DECK,Accelerometer,KINEMETRICS HNE 200.0Hz NCEDC \| HNN 200.0Hz NCEDC \| HNZ 200.0Hz NCEDC Episensor 200Hz 0.625Vpg/Rock Causal 5Vpp HNE 200.0Hz IRISDMC \| HNN 200.0Hz IRISDMC \| HNZ 200.0Hz IRISDMC
2011-06-13T05:28:15 (164) - 2021-09-14T21:18:30 (257)
Location Code	Instruments / Channels
--	TRILLIUM 120PA,Velocity Sensor,NANOMETRICS HHE 100.0Hz NCEDC \| HHN 100.0Hz NCEDC \| HHZ 100.0Hz NCEDC Trillium 120 Sec Response/Reftek 130 DAS HHE 100.0Hz IRISDMC \| HHN 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC
2011-06-09T22:00:10 (160) - 2011-06-13T05:28:15 (164)
Location Code	Instruments / Channels
--	TRILLIUM 120PA,Velocity Sensor,NANOMETRICS EHE 100.0Hz NCEDC \| EHN 100.0Hz NCEDC \| EHZ 100.0Hz NCEDC HHE 100.0Hz NCEDC \| HHN 100.0Hz NCEDC \| HHZ 100.0Hz NCEDC Trillium 120 Sec Response/Reftek 130 DAS EHE 100.0Hz IRISDMC \| EHN 100.0Hz IRISDMC \| EHZ 100.0Hz IRISDMC HHE 100.0Hz IRISDMC \| HHN 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC
2011-06-09T22:00:10 (160) - 2021-07-11T15:35:00 (192)
Location Code	Instruments / Channels
--	RT-147fba 200Hz 2.5Vpg/Reftek 130 DAS HNE 200.0Hz IRISDMC \| HNN 200.0Hz IRISDMC \| HNZ 200.0Hz IRISDMC RT147-01,Accelerometer,REF TEK HNE 200.0Hz NCEDC \| HNN 200.0Hz NCEDC \| HNZ 200.0Hz NCEDC
2010-09-24T02:08:00 (267) - 2011-06-09T22:00:00 (160)
Location Code	Instruments / Channels
--	S-13 SP seismometer/Reftek 130 DAS EHE 100.0Hz IRISDMC \| EHN 100.0Hz IRISDMC \| EHZ 100.0Hz IRISDMC S-13,Velocity Sensor,GEOTECH EHE 100.0Hz NCEDC \| EHN 100.0Hz NCEDC \| EHZ 100.0Hz NCEDC
2000-06-26T21:43:00 (178) - 2010-09-24T01:00:00 (267)
Location Code	Instruments / Channels
--	S-13 SP seismometer/Reftek 72A-08 DAS EHE 100.0Hz IRISDMC \| EHN 100.0Hz IRISDMC \| EHZ 100.0Hz IRISDMC S-13,Velocity Sensor,GEOTECH EHE 100.0Hz NCEDC \| EHN 100.0Hz NCEDC \| EHZ 100.0Hz NCEDC
1996-10-02T00:00:00 (276) - 2000-06-26T21:42:00 (178)
Location Code	Instruments / Channels
--	S-13 SP seismometer/Reftek 72A-08 DAS EHE 100.0Hz IRISDMC \| EHN 100.0Hz IRISDMC \| EHZ 100.0Hz IRISDMC SHE 20.0Hz IRISDMC \| SHN 20.0Hz IRISDMC \| SHZ 20.0Hz IRISDMC S-13,Velocity Sensor,GEOTECH EHE 100.0Hz NCEDC \| EHN 100.0Hz NCEDC \| EHZ 100.0Hz NCEDC SHE 20.0Hz NCEDC \| SHN 20.0Hz NCEDC \| SHZ 20.0Hz NCEDC

IRISDMC metadata changes:

Virtual network affiliations:

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