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Networks (1 time spans)

NC 1966-01-01 2599-12-31

Station Epochs (1 time spans)

PMM 1984-10-02 2599-12-31

NC : PMM (1984-10-02 - 3000-01-01)

Network

Map DOI

Station

PMM

Map

Site Name

Middle Mountain

Start

2026-09-17T00:00:00 (260)
1984-10-02T20:00:00 (276)

End

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

Data Center

NCEDC
SCEDC

Latitude

35.956329

Longitude

-120.498489

Elevation (m)

751.0

Instruments

2026-09-28T00:00:00 (271) - 3000-01-01T00:00:00 (001)
Location Code	Instruments / Channels
01	Clock Phase LCE 1.0Hz SCEDC Clock Phase Lock GPL 1.0Hz SCEDC Clock Quality LCQ 1.0Hz SCEDC Clock Status ACE 1.0Hz SCEDC Gps Antenna Status GAN 1.0Hz SCEDC Gps Elevation GEL 1.0Hz SCEDC Gps Latitude GLA 1.0Hz SCEDC Gps Longitude GLO 1.0Hz SCEDC NANOMETRICS TITAN S/N:3990 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC Packet Buffer Usage VPB 1.0Hz SCEDC Satellite Count GNS 1.0Hz SCEDC System Current VEC 1.0Hz SCEDC System Temperature VDT 1.0Hz SCEDC System Voltage VEI 1.0Hz SCEDC Voltage Controlled Oscillator VCO 1.0Hz SCEDC
20	NANOMETRICS TITAN S/N:3990 Accelerometer HNE 200.0Hz SCEDC \| HNN 200.0Hz SCEDC \| HNZ 200.0Hz SCEDC
2015-01-29T16:00:00 (029) - 2025-04-17T22:30:00 (107)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1911 Velocity Sensor EHN 100.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3840 Velocity Sensor EHE 100.0Hz SCEDC SERCEL L-4C VERTICAL S/N:1134 Velocity Sensor EHZ 100.0Hz SCEDC
2012-02-08T01:31:00 (039) - 2015-01-29T16:00:00 (029)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1911 Velocity Sensor EHN 100.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3840 Velocity Sensor EHE 100.0Hz SCEDC SERCEL L-4C VERTICAL S/N:1134 Velocity Sensor EHZ 100.0Hz SCEDC
2009-07-14T00:00:00 (195) - 2012-02-08T01:31:00 (039)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1911 Accelerometer ELN 100.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3840 Accelerometer ELE 100.0Hz SCEDC
2002-12-18T00:00:00 (352) - 2006-01-24T18:00:00 (024)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26 Accelerometer BNE 20.0Hz SCEDC \| BNN 20.0Hz SCEDC \| BNZ 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer SLE 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer SLN 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Accelerometer SLZ 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor SHZ 20.0Hz SCEDC
2002-12-18T00:00:00 (352) - 2012-02-08T01:31:00 (039)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC
2002-12-18T00:00:00 (352) - 2009-07-14T00:00:00 (195)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC
2002-12-18T00:00:00 (352) - 2012-02-03T16:52:00 (034)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Accelerometer ELZ 100.0Hz SCEDC
2002-12-18T00:00:00 (352) - 2008-12-04T23:45:00 (339)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26 Accelerometer HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
2001-01-17T23:00:00 (017) - 2002-12-18T00:00:00 (352)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SLE 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC SLN 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC SHZ 20.0Hz SCEDC
1999-03-17T19:35:00 (076) - 2001-01-17T23:00:00 (017)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SLE 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC SLN 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC SHZ 20.0Hz SCEDC
1999-03-17T19:35:00 (076) - 2002-12-18T00:00:00 (352)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Accelerometer ELZ 100.0Hz SCEDC SLZ 20.0Hz SCEDC
1999-03-12T21:57:00 (071) - 1999-03-17T19:35:00 (076)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Accelerometer ELZ 100.0Hz SCEDC SLZ 20.0Hz SCEDC
1999-03-10T01:02:00 (069) - 1999-03-17T19:35:00 (076)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SLE 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC SLN 20.0Hz SCEDC
1999-03-06T10:00:00 (065) - 1999-03-17T19:35:00 (076)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC SHZ 20.0Hz SCEDC
1999-03-01T22:22:00 (060) - 1999-03-10T01:02:00 (069)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SLE 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC SLN 20.0Hz SCEDC
1999-03-01T22:22:00 (060) - 1999-03-12T21:57:00 (071)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Accelerometer ELZ 100.0Hz SCEDC SLZ 20.0Hz SCEDC
1999-03-01T04:49:00 (060) - 1999-03-06T10:00:00 (065)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC SHZ 20.0Hz SCEDC
1999-02-26T15:25:00 (057) - 1999-03-01T04:49:00 (060)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC SHZ 20.0Hz SCEDC
1999-02-26T15:25:00 (057) - 1999-03-01T22:22:00 (060)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SLE 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC SLN 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Accelerometer ELZ 100.0Hz SCEDC SLZ 20.0Hz SCEDC
1999-02-25T23:33:00 (056) - 2002-12-18T00:00:00 (352)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26 Accelerometer BNE 20.0Hz SCEDC \| BNN 20.0Hz SCEDC \| BNZ 20.0Hz SCEDC HNE 100.0Hz SCEDC \| HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
1999-02-22T06:15:00 (053) - 1999-02-26T15:25:00 (057)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SLE 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC SLN 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC SHZ 20.0Hz SCEDC
1999-02-19T16:04:00 (050) - 1999-02-22T06:15:00 (053)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SLE 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC SLN 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC SHZ 20.0Hz SCEDC
1999-02-18T18:15:00 (049) - 1999-02-19T16:04:00 (050)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SLE 20.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC SLN 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC SHZ 20.0Hz SCEDC
1999-02-18T18:15:00 (049) - 1999-02-26T15:25:00 (057)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Accelerometer ELZ 100.0Hz SCEDC SLZ 20.0Hz SCEDC
1997-03-12T21:15:00 (071) - 1999-02-18T18:15:00 (049)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC SLE 20.0Hz SCEDC
1997-03-12T20:05:00 (071) - 1999-02-18T18:15:00 (049)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Accelerometer ELZ 100.0Hz SCEDC SLZ 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC SHZ 20.0Hz SCEDC
1997-03-12T20:00:00 (071) - 1999-02-18T18:15:00 (049)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC SLN 20.0Hz SCEDC
1996-03-01T00:00:00 (061) - 1999-02-25T23:33:00 (056)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26 Accelerometer BNN 20.0Hz SCEDC \| BNZ 20.0Hz SCEDC HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
1994-11-28T00:00:00 (332) - 1999-02-25T23:33:00 (056)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26 Accelerometer BNE 20.0Hz SCEDC
1994-11-28T00:00:00 (332) - 1996-03-01T00:00:00 (061)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26 Accelerometer BNN 20.0Hz SCEDC \| BNZ 20.0Hz SCEDC
1994-11-28T00:00:00 (332) - 1997-03-12T20:05:00 (071)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Accelerometer SLZ 20.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor SHZ 20.0Hz SCEDC
1994-11-28T00:00:00 (332) - 1997-03-12T21:15:00 (071)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer SLE 20.0Hz SCEDC
1994-11-28T00:00:00 (332) - 1997-03-12T20:00:00 (071)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer SLN 20.0Hz SCEDC
1994-04-20T21:15:00 (110) - 1997-03-12T21:15:00 (071)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC
1993-09-16T21:15:00 (259) - 1994-04-20T21:15:00 (110)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2633 Accelerometer ELE 100.0Hz SCEDC
1993-06-16T20:00:00 (167) - 1993-09-16T21:15:00 (259)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1544 Accelerometer ELE 100.0Hz SCEDC
1993-06-16T20:00:00 (167) - 1997-03-12T20:00:00 (071)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:3836 Accelerometer ELN 100.0Hz SCEDC
1992-07-29T20:25:00 (211) - 1997-03-12T20:05:00 (071)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2037 Accelerometer ELZ 100.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2037 Velocity Sensor EHZ 100.0Hz SCEDC
1990-02-23T22:50:00 (054) - 1992-07-29T20:25:00 (211)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2186 Accelerometer ELZ 100.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2186 Velocity Sensor EHZ 100.0Hz SCEDC
1989-06-26T22:50:00 (177) - 1990-02-23T22:50:00 (054)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2186 Accelerometer ELZ 100.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2186 Velocity Sensor EHZ 100.0Hz SCEDC
1989-06-26T00:00:00 (177) - 1999-02-25T23:33:00 (056)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26 Accelerometer HNE 100.0Hz SCEDC
1989-04-11T17:00:00 (101) - 1989-06-26T22:50:00 (177)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2186 Velocity Sensor EHZ 100.0Hz SCEDC
1989-04-11T17:00:00 (101) - 1993-06-16T20:00:00 (167)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1989 Accelerometer ELE 100.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:2650 Accelerometer ELN 100.0Hz SCEDC
1988-10-19T21:45:00 (293) - 1989-04-11T17:00:00 (101)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1989 Accelerometer ELE 100.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:2650 Accelerometer ELN 100.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2186 Velocity Sensor EHZ 100.0Hz SCEDC
1988-02-11T23:00:00 (042) - 1988-10-19T21:45:00 (293)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1989 Accelerometer ELE 100.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:2650 Accelerometer ELN 100.0Hz SCEDC
1987-10-14T20:00:00 (287) - 1988-02-11T23:00:00 (042)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2650 Accelerometer ELN 100.0Hz SCEDC
1987-05-01T00:00:00 (121) - 1988-10-19T21:45:00 (293)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2186 Velocity Sensor EHZ 100.0Hz SCEDC
1987-05-01T00:00:00 (121) - 1988-02-11T23:00:00 (042)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1989 Accelerometer ELE 100.0Hz SCEDC
1987-05-01T00:00:00 (121) - 1987-10-14T20:00:00 (287)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2650 Accelerometer ELN 100.0Hz SCEDC
1987-05-01T00:00:00 (121) - 1990-03-22T20:00:00 (081)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26L Accelerometer HLZ 100.0Hz SCEDC
1987-03-27T21:15:00 (086) - 1990-03-22T20:00:00 (081)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26L Accelerometer HLE 100.0Hz SCEDC
1987-03-27T21:15:00 (086) - 1990-03-22T23:59:00 (081)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26L Accelerometer HLN 100.0Hz SCEDC
1987-03-27T21:15:00 (086) - 1987-05-01T00:00:00 (121)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26L Accelerometer HLZ 100.0Hz SCEDC
1986-09-23T00:00:00 (266) - 1989-06-26T00:00:00 (177)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26 Accelerometer HNE 100.0Hz SCEDC
1986-09-23T00:00:00 (266) - 1996-03-01T00:00:00 (061)
Location Code	Instruments / Channels
--	KINEMETRICS FBA-23 S/N:26 Accelerometer HNN 100.0Hz SCEDC \| HNZ 100.0Hz SCEDC
1986-05-09T22:15:00 (129) - 1987-05-01T00:00:00 (121)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1989 Accelerometer ELE 100.0Hz SCEDC SERCEL L-4C HORIZONTAL S/N:2650 Accelerometer ELN 100.0Hz SCEDC SERCEL L-4C VERTICAL S/N:2186 Velocity Sensor EHZ 100.0Hz SCEDC
1984-10-02T23:00:00 (276) - 1986-05-09T22:15:00 (129)
Location Code	Instruments / Channels
--	SERCEL L-4C VERTICAL S/N:2186 Velocity Sensor EHZ 100.0Hz SCEDC
1984-10-02T22:48:00 (276) - 1986-05-09T22:15:00 (129)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:2650 Accelerometer ELN 100.0Hz SCEDC
1984-10-02T20:00:00 (276) - 1986-05-09T22:15:00 (129)
Location Code	Instruments / Channels
--	SERCEL L-4C HORIZONTAL S/N:1989 Accelerometer ELE 100.0Hz SCEDC

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NC : PMM (1984-10-02 - 3000-01-01)

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