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Networks (1 time spans)

N4 2013-01-01 2599-12-31

Station Epochs (1 time spans)

L42A 2013-11-19 2599-12-31

N4 : L42A (2013-11-19 - 2599-12-31)

Network

Map DOI

Station

L42A

Map

Site Name

Oliver, Polo, IL, USA

Start

2013-11-19T00:00:00 (323)

End

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

Data Center

IRISDMC

Latitude

42.004

Longitude

-89.667

Elevation (m)

257.0

Instruments

2026-06-07T16:00:00 (158) - 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 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
2019-03-14T23:26:00 (073) - 2026-06-07T16:00:00 (158)
Location Code	Instruments / Channels
00	Mass Position Seismometer VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VMZ 0.1Hz IRISDMC Velocity Sensor 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
2019-03-14T23:26:00 (073) - 2599-12-31T23:59:59 (365)
Location Code	Instruments / Channels
30	Pressure LDO 1.0Hz IRISDMC
31	Pressure LDO 1.0Hz IRISDMC
32	Pressure BDF 40.0Hz IRISDMC
2014-04-08T20:00:00 (098) - 2019-03-17T00:00:00 (076)
Location Code	Instruments / Channels
--	Guralp CMG3T/Quanterra 330 Linear Phase Composite BHE 40.0Hz IRISDMC \| BHN 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HHE 100.0Hz IRISDMC \| HHN 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC UHE 0.01Hz IRISDMC \| UHN 0.01Hz IRISDMC \| UHZ 0.01Hz IRISDMC VHE 0.1Hz IRISDMC \| VHN 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC Quanterra 330 Linear Phase Composite ACE 0.0Hz IRISDMC LCE 1.0Hz IRISDMC \| LCQ 1.0Hz IRISDMC \| LOG 0.0Hz IRISDMC OCF 0.0Hz IRISDMC VCO 0.1Hz IRISDMC \| VEA 0.1Hz IRISDMC \| VEC 0.1Hz IRISDMC \| VEP 0.1Hz IRISDMC \| VKI 0.1Hz IRISDMC \| VM0 0.1Hz IRISDMC \| VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VM3 0.1Hz IRISDMC \| VM4 0.1Hz IRISDMC \| VM5 0.1Hz IRISDMC \| VM6 0.1Hz IRISDMC \| VPB 0.1Hz IRISDMC
2013-11-20T00:00:00 (324) - 2014-04-08T20:00:00 (098)
Location Code	Instruments / Channels
--	Guralp CMG3T/Quanterra 330 Linear Phase Composite BHE 40.0Hz IRISDMC \| BHN 40.0Hz IRISDMC \| BHZ 40.0Hz IRISDMC HHE 100.0Hz IRISDMC \| HHN 100.0Hz IRISDMC \| HHZ 100.0Hz IRISDMC LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC UHE 0.01Hz IRISDMC \| UHN 0.01Hz IRISDMC \| UHZ 0.01Hz IRISDMC VHE 0.1Hz IRISDMC \| VHN 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC Quanterra 330 Linear Phase Composite ACE 0.0Hz IRISDMC LCE 1.0Hz IRISDMC \| LCQ 1.0Hz IRISDMC \| LOG 0.0Hz IRISDMC OCF 0.0Hz IRISDMC VCO 0.1Hz IRISDMC \| VEA 0.1Hz IRISDMC \| VEC 0.1Hz IRISDMC \| VEP 0.1Hz IRISDMC \| VKI 0.1Hz IRISDMC \| VM0 0.1Hz IRISDMC \| VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VM3 0.1Hz IRISDMC \| VM4 0.1Hz IRISDMC \| VM5 0.1Hz IRISDMC \| VM6 0.1Hz IRISDMC \| VPB 0.1Hz IRISDMC
2013-11-20T00:00:00 (324) - 2019-03-17T00:00:00 (076)
Location Code	Instruments / Channels
EP	Hyperion microbarometer/Q330 w/Environmental Proce BDF 40.0Hz IRISDMC LDF 1.0Hz IRISDMC Q330 w/Environmental Processor, fixed State of Hea LCE 1.0Hz IRISDMC \| LCO 1.0Hz IRISDMC \| LDM 1.0Hz IRISDMC \| LEP 1.0Hz IRISDMC \| LIM 1.0Hz IRISDMC \| LKM 1.0Hz IRISDMC Setra 278 microbarometer/Q330 w/Environmental Proc BDO 40.0Hz IRISDMC LDO 1.0Hz IRISDMC

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_CEUSN	Central Eastern United States Network
_CEUSN-ALL	Central Eastern United States Networks
_CEUSN-N4	Central Eastern United States Network N4
_US-REGIONAL	US Regional Networks
_US-TA-ADOPTED	EarthScope USArray Adopted Stations

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