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Networks (1 time spans)

NC 1966-01-01 2599-12-31

Station Epochs (1 time spans)

KTJ 2023-01-13 2599-12-31

NC : KTJ (2023-01-13 - 3000-01-01)

Network

NC

Map DOI

Station

KTJ

Site Name

Thorn Junction

Start

2023-01-13T00:00:00 (013)

End

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

Data Center

IRISDMC
NCEDC

Latitude

40.0548

Longitude

-123.975387

Elevation (m)

307.0

Instruments

2026-08-25T15:59:00 (237) - 3000-01-01T00:00:00 (001)
Location Code	Instruments / Channels
01	Clock Phase LCE 1.0Hz NCEDC Clock Phase Lock GPL 1.0Hz NCEDC Clock Quality LCQ 1.0Hz NCEDC Clock Status ACE 1.0Hz NCEDC Gps Antenna Status GAN 1.0Hz NCEDC Gps Elevation GEL 1.0Hz NCEDC Gps Latitude GLA 1.0Hz NCEDC Gps Longitude GLO 1.0Hz NCEDC Mass Position Seismometer VM1 0.0167Hz NCEDC \| VM2 0.0167Hz NCEDC \| VM3 0.0167Hz NCEDC Packet Buffer Usage VPB 1.0Hz NCEDC Satellite Count GNS 1.0Hz NCEDC System Current VEC 1.0Hz NCEDC System Temperature VDT 1.0Hz NCEDC System Voltage VEI 1.0Hz NCEDC TITAN,Accelerometer,NANOMETRICS HNE 100.0Hz NCEDC \| HNN 100.0Hz NCEDC \| HNZ 100.0Hz NCEDC TRILLIUM COMPACT POSTHOLE,Velocity Sensor,NANOMETR HHE 100.0Hz NCEDC \| HHN 100.0Hz NCEDC \| HHZ 100.0Hz NCEDC Voltage Controlled Oscillator VCO 1.0Hz NCEDC
2025-07-30T21:15:00 (211) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
01	Clock Phase LCE 1.0Hz IRISDMC Clock Phase Lock GPL 1.0Hz IRISDMC Clock Quality LCQ 1.0Hz IRISDMC Clock Status ACE 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 L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz 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 TITAN,Accelerometer,NANOMETRICS HNE 100.0Hz IRISDMC \| HNN 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC Voltage Controlled Oscillator VCO 1.0Hz IRISDMC
2025-07-30T21:15:00 (211) - 2026-08-25T15:59:00 (237)
Location Code	Instruments / Channels
01	Clock Phase LCE 1.0Hz NCEDC Clock Phase Lock GPL 1.0Hz NCEDC Clock Quality LCQ 1.0Hz NCEDC Clock Status ACE 1.0Hz NCEDC Gps Antenna Status GAN 1.0Hz NCEDC Gps Elevation GEL 1.0Hz NCEDC Gps Latitude GLA 1.0Hz NCEDC Gps Longitude GLO 1.0Hz NCEDC L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz NCEDC Packet Buffer Usage VPB 1.0Hz NCEDC Satellite Count GNS 1.0Hz NCEDC System Current VEC 1.0Hz NCEDC System Temperature VDT 1.0Hz NCEDC System Voltage VEI 1.0Hz NCEDC TITAN,Accelerometer,NANOMETRICS HNE 100.0Hz NCEDC \| HNN 100.0Hz NCEDC \| HNZ 100.0Hz NCEDC Voltage Controlled Oscillator VCO 1.0Hz NCEDC
2024-06-12T20:36:00 (164) - 2025-07-30T21:15:00 (211)
Location Code	Instruments / Channels
01	Clock Phase LCE 1.0Hz IRISDMC NCEDC Clock Phase Lock GPL 1.0Hz IRISDMC NCEDC Clock Quality LCQ 1.0Hz IRISDMC NCEDC Clock Status ACE 1.0Hz IRISDMC NCEDC Gps Antenna Status GAN 1.0Hz IRISDMC NCEDC Gps Elevation GEL 1.0Hz IRISDMC NCEDC Gps Latitude GLA 1.0Hz IRISDMC NCEDC Gps Longitude GLO 1.0Hz IRISDMC NCEDC Packet Buffer Usage VPB 1.0Hz IRISDMC NCEDC Satellite Count GNS 1.0Hz IRISDMC NCEDC System Current VEC 1.0Hz IRISDMC NCEDC System Temperature VDT 1.0Hz IRISDMC NCEDC System Voltage VEI 1.0Hz IRISDMC NCEDC TITAN,Accelerometer,NANOMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC Voltage Controlled Oscillator VCO 1.0Hz IRISDMC NCEDC
2023-01-13T23:00:00 (013) - 2024-06-12T20:36:00 (164)
Location Code	Instruments / Channels
01	Clock Phase LCE 1.0Hz IRISDMC NCEDC Clock Phase Lock GPL 1.0Hz IRISDMC NCEDC Clock Quality LCQ 1.0Hz IRISDMC NCEDC Clock Status ACE 1.0Hz IRISDMC NCEDC Gps Antenna Status GAN 1.0Hz IRISDMC NCEDC Gps Elevation GEL 1.0Hz IRISDMC NCEDC Gps Latitude GLA 1.0Hz IRISDMC NCEDC Gps Longitude GLO 1.0Hz IRISDMC NCEDC L-4C VERTICAL,Velocity Sensor,SERCEL EHZ 100.0Hz IRISDMC NCEDC Packet Buffer Usage VPB 1.0Hz IRISDMC NCEDC Satellite Count GNS 1.0Hz IRISDMC NCEDC System Current VEC 1.0Hz IRISDMC NCEDC System Temperature VDT 1.0Hz IRISDMC NCEDC System Voltage VEI 1.0Hz IRISDMC NCEDC TITAN,Accelerometer,NANOMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC Voltage Controlled Oscillator VCO 1.0Hz IRISDMC NCEDC

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EarthScope Consortium operates the NSF National Geophysical Facility (NSF NGF). Any opinions, findings and conclusions, or recommendations expressed in this material do not necessarily reflect the views of the U.S. National Science Foundation.

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