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Networks (1 time spans)

IU 1988-01-01 2599-12-31

Station Epochs (1 time spans)

COLA 1996-06-14 2599-12-31

IU : COLA (1996-06-14 - 2599-12-31)

Network

Map DOI

Station

COLA

Map

Site Name

College Outpost, Alaska, USA

Start

1996-06-14T00:00:00 (166)

End

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

Data Center

IRISDMC

Latitude

64.873566

Longitude

-147.861772

Elevation (m)

200.0

Instruments

2026-07-31T02:00:00 (212) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
00	Mass Position Seismometer VMU 0.1Hz IRISDMC \| VMV 0.1Hz IRISDMC \| VMW 0.1Hz IRISDMC Velocity Sensor BH1 40.0Hz IRISDMC \| BH2 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HH1 100.0Hz IRISDMC \| HH2 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
2024-12-05T14:54:00 (340) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
10	Mass Position Seismometer VMU 0.1Hz IRISDMC \| VMV 0.1Hz IRISDMC \| VMW 0.1Hz IRISDMC Velocity Sensor BH1 40.0Hz IRISDMC \| BH2 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HH1 100.0Hz IRISDMC \| HH2 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
40	Magnetometer BF1 10.0Hz IRISDMC \| BF2 10.0Hz IRISDMC \| BFZ 10.0Hz IRISDMC
2023-07-12T00:00:00 (193) - 2026-07-31T02:00:00 (212)
Location Code	Instruments / Channels
00	Mass Position Seismometer VMU 0.1Hz IRISDMC \| VMV 0.1Hz IRISDMC \| VMW 0.1Hz IRISDMC Velocity Sensor BH1 40.0Hz IRISDMC \| BH2 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HH1 100.0Hz IRISDMC \| HH2 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
2023-07-12T00:00:00 (193) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
20	Accelerometer HN1 100.0Hz IRISDMC \| HN2 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LN1 1.0Hz IRISDMC \| LN2 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC
30	Pressure LDO 1.0Hz IRISDMC
31	Pressure LDO 1.0Hz IRISDMC
2023-07-11T17:00:00 (192) - 2024-12-05T14:54:00 (340)
Location Code	Instruments / Channels
10	Mass Position Seismometer VMU 0.1Hz IRISDMC \| VMV 0.1Hz IRISDMC \| VMW 0.1Hz IRISDMC Velocity Sensor BH1 40.0Hz IRISDMC \| BH2 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HH1 100.0Hz IRISDMC \| HH2 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
40	Magnetometer LF1 1.0Hz IRISDMC \| LF2 1.0Hz IRISDMC \| LFZ 1.0Hz IRISDMC
2018-08-30T00:00:00 (242) - 2023-07-12T00:00:00 (193)
Location Code	Instruments / Channels
00	Mass Position Seismometer VMU 0.1Hz IRISDMC \| VMV 0.1Hz IRISDMC \| VMW 0.1Hz IRISDMC Velocity Sensor BH1 40.0Hz IRISDMC \| BH2 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HH1 100.0Hz IRISDMC \| HH2 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
20	Accelerometer HN1 100.0Hz IRISDMC \| HN2 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LN1 1.0Hz IRISDMC \| LN2 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC
2017-09-13T18:00:00 (256) - 2018-08-30T00:00:00 (242)
Location Code	Instruments / Channels
00	Mass Position Seismometer VMU 0.1Hz IRISDMC \| VMV 0.1Hz IRISDMC \| VMW 0.1Hz IRISDMC Velocity Sensor BH1 40.0Hz IRISDMC \| BH2 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HH1 100.0Hz IRISDMC \| HH2 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
20	Accelerometer HN1 100.0Hz IRISDMC \| HN2 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LN1 1.0Hz IRISDMC \| LN2 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC
2017-09-13T18:00:00 (256) - 2023-07-11T17:00:00 (192)
Location Code	Instruments / Channels
10	Mass Position Seismometer VMU 0.1Hz IRISDMC \| VMV 0.1Hz IRISDMC \| VMW 0.1Hz IRISDMC Velocity Sensor BH1 40.0Hz IRISDMC \| BH2 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HH1 100.0Hz IRISDMC \| HH2 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
40	Magnetometer LF1 1.0Hz IRISDMC \| LF2 1.0Hz IRISDMC \| LFZ 1.0Hz IRISDMC
2015-10-28T00:00:00 (301) - 2017-09-13T18:00:00 (256)
Location Code	Instruments / Channels
00	Mass Position Seismometer VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VMZ 0.1Hz IRISDMC Velocity Sensor BH1 20.0Hz IRISDMC \| BH2 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
20	Accelerometer HN1 100.0Hz IRISDMC \| HN2 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LN1 1.0Hz IRISDMC \| LN2 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC
2012-09-15T00:00:00 (259) - 2017-09-13T18:00:00 (256)
Location Code	Instruments / Channels
10	Mass Position Seismometer VMU 0.1Hz IRISDMC \| VMV 0.1Hz IRISDMC \| VMW 0.1Hz IRISDMC Velocity Sensor BH1 40.0Hz IRISDMC \| BH2 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HH1 100.0Hz IRISDMC \| HH2 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
40	Magnetometer LF1 1.0Hz IRISDMC \| LF2 1.0Hz IRISDMC \| LFZ 1.0Hz IRISDMC
2012-09-15T00:00:00 (259) - 2023-07-12T00:00:00 (193)
Location Code	Instruments / Channels
30	Pressure LDO 1.0Hz IRISDMC
31	Pressure LDO 1.0Hz IRISDMC
2012-09-15T00:00:00 (259) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
50	Electronic Test Point LES 1.0Hz IRISDMC Humidity LIO 1.0Hz IRISDMC Pressure LDO 1.0Hz IRISDMC Rainfall LRH 1.0Hz IRISDMC \| LRI 1.0Hz IRISDMC Temperature LKO 1.0Hz IRISDMC Wind LWD 1.0Hz IRISDMC \| LWS 1.0Hz IRISDMC
2012-09-14T04:00:00 (258) - 2015-10-28T00:00:00 (301)
Location Code	Instruments / Channels
00	Mass Position Seismometer VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VMZ 0.1Hz IRISDMC Velocity Sensor BH1 20.0Hz IRISDMC \| BH2 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
20	Accelerometer HN1 100.0Hz IRISDMC \| HN2 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LN1 1.0Hz IRISDMC \| LN2 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC
2012-05-22T00:00:00 (143) - 2012-09-14T04:00:00 (258)
Location Code	Instruments / Channels
00	Mass Position Seismometer VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VMZ 0.1Hz IRISDMC Velocity Sensor BH1 20.0Hz IRISDMC \| BH2 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
20	Accelerometer HN1 100.0Hz IRISDMC \| HN2 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LN1 1.0Hz IRISDMC \| LN2 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC
2011-10-22T00:00:00 (295) - 2012-05-22T00:00:00 (143)
Location Code	Instruments / Channels
00	Mass Position Seismometer VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VMZ 0.1Hz IRISDMC Velocity Sensor BH1 20.0Hz IRISDMC \| BH2 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
20	Accelerometer HN1 100.0Hz IRISDMC \| HN2 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LN1 1.0Hz IRISDMC \| LN2 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC
2009-07-09T00:00:00 (190) - 2011-10-22T00:00:00 (295)
Location Code	Instruments / Channels
00	Velocity Sensor BH1 20.0Hz IRISDMC \| BH2 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
20	Accelerometer HN1 100.0Hz IRISDMC \| HN2 100.0Hz IRISDMC \| HNZ 100.0Hz IRISDMC LN1 1.0Hz IRISDMC \| LN2 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC
2009-07-09T00:00:00 (190) - 2012-09-15T00:00:00 (259)
Location Code	Instruments / Channels
10	Velocity Sensor BH1 40.0Hz IRISDMC \| BH2 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HH1 100.0Hz IRISDMC \| HH2 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
2005-09-28T22:00:00 (271) - 2009-07-08T22:00:00 (189)
Location Code	Instruments / Channels
20	Kinemetrics FBA-23 Low-Gain Sensor HNE 80.0Hz IRISDMC \| HNN 80.0Hz IRISDMC \| HNZ 80.0Hz IRISDMC LNE 1.0Hz IRISDMC \| LNN 1.0Hz IRISDMC \| LNZ 1.0Hz IRISDMC
2005-09-27T00:00:00 (270) - 2009-07-08T22:00:00 (189)
Location Code	Instruments / Channels
00	Geotech KS-54000 Borehole Seismometer BH1 20.0Hz IRISDMC \| BH2 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
1999-02-05T00:00:00 (036) - 2009-07-08T22:00:00 (189)
Location Code	Instruments / Channels
--	Geotech KS-54000 Borehole Seismometer BC0 20.0Hz IRISDMC Streckeisen STS-2 High-gain BC1 20.0Hz IRISDMC
00	Quanterra DA temperature monitor VK1 0.1Hz IRISDMC Quanterra DA voltage monitor VE1 0.1Hz IRISDMC
10	Streckeisen STS-2 High-gain BHE 40.0Hz IRISDMC \| BHN 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HHE 80.0Hz IRISDMC \| HHN 80.0Hz IRISDMC \| HHZ 80.0Hz IRISDMC LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC
1999-02-05T00:00:00 (036) - 2005-09-27T00:00:00 (270)
Location Code	Instruments / Channels
00	Geotech KS-54000 Borehole Seismometer BH1 20.0Hz IRISDMC \| BH2 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
1999-02-05T00:00:00 (036) - 2005-09-28T22:00:00 (271)
Location Code	Instruments / Channels
20	Kinemetrics FBA-23 Low-Gain Sensor HLE 80.0Hz IRISDMC \| HLN 80.0Hz IRISDMC \| HLZ 80.0Hz IRISDMC LLE 1.0Hz IRISDMC \| LLN 1.0Hz IRISDMC \| LLZ 1.0Hz IRISDMC
1997-02-16T00:00:00 (047) - 1997-02-18T00:00:00 (049)
Location Code	Instruments / Channels
--	Geotech KS-54000 Borehole Seismometer BHE 20.0Hz IRISDMC \| BHN 20.0Hz IRISDMC LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC VHE 0.1Hz IRISDMC \| VHN 0.1Hz IRISDMC
1996-06-14T00:00:00 (166) - 1999-02-05T00:00:00 (036)
Location Code	Instruments / Channels
--	Geotech KS-54000 Borehole Seismometer BCI 20.0Hz IRISDMC \| BH1 20.0Hz IRISDMC \| BH2 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LH1 1.0Hz IRISDMC \| LH2 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC UH1 0.01Hz IRISDMC \| UH2 0.01Hz IRISDMC \| UHE 0.01Hz IRISDMC \| UHN 0.01Hz IRISDMC \| UHZ 0.01Hz IRISDMC VH1 0.1Hz IRISDMC \| VH2 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC Kinemetrics FBA-23 Low-Gain Sensor HLE 80.0Hz IRISDMC \| HLN 80.0Hz IRISDMC \| HLZ 80.0Hz IRISDMC LLE 1.0Hz IRISDMC \| LLN 1.0Hz IRISDMC \| LLZ 1.0Hz IRISDMC Quanterra DA temperature monitor VK1 0.1Hz IRISDMC Quanterra DA voltage monitor VE1 0.1Hz IRISDMC Streckeisen STS-2 High-gain HHE 80.0Hz IRISDMC \| HHN 80.0Hz IRISDMC \| HHZ 80.0Hz IRISDMC SHE 40.0Hz IRISDMC \| SHN 40.0Hz IRISDMC \| SHZ 40.0Hz IRISDMC Streckeisen STS-2/VBB Seismometer SCI 40.0Hz IRISDMC
00	Geotech KS-54000 Borehole Seismometer UH1 0.01Hz IRISDMC \| UH2 0.01Hz IRISDMC \| UHZ 0.01Hz IRISDMC VH1 0.1Hz IRISDMC

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_ANSS-BB	Advanced National Seismic System Backbone Stations
_ARCTIC	Arctic Seismic Stations operating above 60 deg North
_ARCTIC	Arctic Seismic Stations operating above 60 deg North
_FDSN	FDSN network stations
_FDSN-ALL	All FDSN Member Network Stations Available at IRIS DMC
_GSN	Global Seismographic Network stations and arrays
_GSN-BROADBAND	Global Seismographic Network broadband stations
_US-ALL	All USArray (EarthScope) stations
_US-ALL	All USArray (EarthScope) stations
_US-REF	USArray Reference Network stations
_US-TA	USArray Transportable Array (EarthScope) stations

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