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Networks (1 time spans)

NC 1966-01-01 2599-12-31

Station Epochs (1 time spans)

KMR 2003-07-25 2599-12-31

NC : KMR (2003-07-25 - 3000-01-01)

Network

Map DOI

Station

KMR

Map

Site Name

Mail Ridge

Start

2003-07-25T16:16:00 (206)

End

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

Data Center

IRISDMC
NCEDC
SCEDC

Latitude

40.202175

Longitude

-123.708633

Elevation (m)

915.0

Instruments

2026-03-12T20:43:00 (071) - 2599-12-31T23:59:59 (365) 3000-01-01T00:00:00 (001)
Location Code	Instruments / Channels
--	NANOMETRICS TRILLIUM COMPACT POSTHOLE S/N:11767 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC LHE 1.0Hz SCEDC \| LHN 1.0Hz SCEDC \| LHZ 1.0Hz SCEDC TRILLIUM COMPACT POSTHOLE,Velocity Sensor,NANOMETR HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC LHE 1.0Hz IRISDMC NCEDC \| LHN 1.0Hz IRISDMC NCEDC \| LHZ 1.0Hz IRISDMC NCEDC
2025-09-17T23:18:00 (260) - 2026-03-12T20:43:00 (071)
Location Code	Instruments / Channels
--	NANOMETRICS TRILLIUM HORIZON 120 S/N:2851 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC LHE 1.0Hz SCEDC \| LHN 1.0Hz SCEDC \| LHZ 1.0Hz SCEDC TRILLIUM HORIZON 120,Velocity Sensor,NANOMETRICS HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC LHE 1.0Hz IRISDMC NCEDC \| LHN 1.0Hz IRISDMC NCEDC \| LHZ 1.0Hz IRISDMC NCEDC
2025-09-17T23:18:00 (260) - 2599-12-31T23:59:59 (365) 3000-01-01T00:00:00 (001)
Location Code	Instruments / Channels
--	Clock Lock Loss LCL 1.0Hz IRISDMC NCEDC SCEDC Clock Phase LCE 1.0Hz IRISDMC NCEDC SCEDC Clock Quality LCQ 1.0Hz IRISDMC NCEDC SCEDC EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC Gps Antenna Current VEA 0.1Hz IRISDMC NCEDC SCEDC KINEMETRICS EPISENSOR ES-T S/N:7179 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC Log LOG 1.0Hz IRISDMC NCEDC SCEDC Mass Position Seismometer VMU 0.1Hz IRISDMC NCEDC SCEDC \| VMV 0.1Hz IRISDMC NCEDC SCEDC \| VMW 0.1Hz IRISDMC NCEDC SCEDC Opaque Configuration File OCF 1.0Hz IRISDMC NCEDC SCEDC Packet Buffer Usage VFP 0.1Hz IRISDMC NCEDC SCEDC System Current VEC 0.1Hz IRISDMC NCEDC SCEDC System Temperature VKI 0.1Hz IRISDMC NCEDC SCEDC System Voltage VEP 0.1Hz IRISDMC NCEDC SCEDC Voltage Controlled Oscillator VCO 0.1Hz IRISDMC NCEDC SCEDC
2016-04-28T17:07:00 (119) - 2025-09-17T23:18:00 (260)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:7179 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC STRECKEISEN STS-2 S/N:20434 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC STS-2,Velocity Sensor,STRECKEISEN HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC
2015-10-27T16:30:00 (300) - 2016-04-28T17:07:00 (119)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC Episensor LNE 1.0Hz IRISDMC \| LNN 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC KINEMETRICS EPISENSOR ES-T S/N:7179 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC STRECKEISEN STS-2 S/N:20434 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC STS-2,Velocity Sensor,STRECKEISEN HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC STS2 LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC
2014-08-11T22:00:00 (223) - 2015-10-27T16:30:00 (300)
Location Code	Instruments / Channels
--	STRECKEISEN STS-2 S/N:20434 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC STS-2,Velocity Sensor,STRECKEISEN HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC
2012-02-08T17:20:00 (039) - 2014-08-11T22:00:00 (223)
Location Code	Instruments / Channels
--	STRECKEISEN STS-2 S/N:20434 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC STS-2,Velocity Sensor,STRECKEISEN HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC
2012-02-08T17:20:00 (039) - 2015-10-27T16:30:00 (300)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:180 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
2010-11-09T22:00:00 (313) - 2012-02-08T17:20:00 (039)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:180 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
2009-09-16T20:10:00 (259) - 2010-11-09T22:00:00 (313)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:180 Accelerometer HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
2009-09-16T19:20:00 (259) - 2012-02-08T17:20:00 (039)
Location Code	Instruments / Channels
--	STRECKEISEN STS-2 S/N:20434 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC STS-2,Velocity Sensor,STRECKEISEN HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC
2009-09-16T19:20:00 (259) - 2009-09-16T20:10:00 (259)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:180 Accelerometer HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
2009-07-31T17:00:00 (212) - 2009-09-16T19:20:00 (259)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:180 Accelerometer HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
2009-06-02T18:28:00 (153) - 2009-09-16T19:20:00 (259)
Location Code	Instruments / Channels
--	STRECKEISEN STS-2 S/N:90339 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC STS-2,Velocity Sensor,STRECKEISEN HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC
2009-06-02T18:28:00 (153) - 2010-11-09T22:00:00 (313)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:180 Accelerometer HNE 100.0Hz SCEDC
2009-06-02T18:28:00 (153) - 2009-07-31T17:00:00 (212)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:180 Accelerometer HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
2007-01-30T20:30:00 (030) - 2009-06-02T18:28:00 (153)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:180 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC STRECKEISEN STS-2 S/N:90339 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC STS-2,Velocity Sensor,STRECKEISEN HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC
2007-01-30T18:00:00 (030) - 2007-01-30T20:30:00 (030)
Location Code	Instruments / Channels
--	STRECKEISEN STS-2 S/N:90339 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC STS-2,Velocity Sensor,STRECKEISEN HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC
2006-06-27T18:00:00 (178) - 2007-01-30T18:00:00 (030)
Location Code	Instruments / Channels
--	CMG-40T-1,Velocity Sensor,GURALP HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC GURALP CMG-40T-1 S/N:T-4B68 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC
2006-06-27T18:00:00 (178) - 2007-01-30T20:30:00 (030)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:180 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
2006-01-24T18:00:00 (024) - 2006-06-27T18:00:00 (178)
Location Code	Instruments / Channels
--	CMG-40T-1,Velocity Sensor,GURALP HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC GURALP CMG-40T-1 S/N:T-4B68 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC
2003-11-05T20:00:00 (309) - 2006-01-24T18:00:00 (024)
Location Code	Instruments / Channels
--	CMG-40T-1,Velocity Sensor,GURALP HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC GURALP CMG-40T-1 S/N:T-4B68 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC
2003-11-05T20:00:00 (309) - 2006-06-27T18:00:00 (178)
Location Code	Instruments / Channels
--	EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC KINEMETRICS EPISENSOR ES-T S/N:296 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
2003-07-25T16:16:00 (206) - 2006-01-24T18:00:00 (024)
Location Code	Instruments / Channels
--	Guralp-CMG40T-1 BHE 20.0Hz IRISDMC \| BHN 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC
2003-07-25T16:16:00 (206) - 2003-11-05T20:00:00 (309)
Location Code	Instruments / Channels
--	CMG-40T-1,Velocity Sensor,GURALP HHE 100.0Hz IRISDMC NCEDC \| HHN 100.0Hz IRISDMC NCEDC \| HHZ 100.0Hz IRISDMC NCEDC EPISENSOR ES-T,Accelerometer,KINEMETRICS HNE 100.0Hz IRISDMC NCEDC \| HNN 100.0Hz IRISDMC NCEDC \| HNZ 100.0Hz IRISDMC NCEDC GURALP CMG-40T-1 S/N:T-4B68 Velocity Sensor HHE 100.0Hz SCEDC \| HHN 100.0Hz SCEDC \| HHZ 100.0Hz SCEDC KINEMETRICS EPISENSOR ES-T S/N:296 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC

IRISDMC metadata changes:

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