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Networks (1 time spans)

IU 1988-01-01 2599-12-31

Station Epochs (1 time spans)

HRV 1988-01-01 2599-12-31

IU : HRV (1988-01-01 - 2599-12-31)

Network

Map DOI

Station

HRV

Map

Site Name

Adam Dziewonski Observatory (Oak Ridge), Massachusetts, USA

Start

1988-01-01T00:00:00 (001)

End

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

Data Center

IRISDMC

Latitude

42.5064

Longitude

-71.5583

Elevation (m)

200.0

Instruments

2025-12-17T16:00:00 (351) - 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
2024-12-05T21:35:00 (340) - 2025-12-17T16:00:00 (351)
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
2024-08-15T00:00:00 (228) - 2024-12-05T21:35:00 (340)
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
2023-07-26T21:12:00 (207) - 2024-08-15T00:00:00 (228)
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
2016-10-14T16:00:00 (288) - 2023-07-26T21:12:00 (207)
Location Code	Instruments / Channels
00	Mass Position Seismometer VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VMZ 0.1Hz IRISDMC UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 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
2014-01-16T20:32:00 (016) - 2016-10-14T16:00:00 (288)
Location Code	Instruments / Channels
00	Mass Position Seismometer VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VMZ 0.1Hz IRISDMC UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 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
2013-12-19T01:00:00 (353) - 2014-01-16T20:32:00 (016)
Location Code	Instruments / Channels
00	Mass Position Seismometer VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VMZ 0.1Hz IRISDMC UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 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
2011-10-14T00:00:00 (287) - 2013-12-19T01:00:00 (353)
Location Code	Instruments / Channels
00	Mass Position Seismometer VM1 0.1Hz IRISDMC \| VM2 0.1Hz IRISDMC \| VMZ 0.1Hz IRISDMC UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 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
2011-09-08T00:00:00 (251) - 2011-10-14T00:00:00 (287)
Location Code	Instruments / Channels
00	UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 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
2011-09-06T00:00:00 (249) - 2011-09-08T00:00:00 (251)
Location Code	Instruments / Channels
00	UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 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
2011-08-04T23:00:00 (216) - 2011-09-06T00:00:00 (249)
Location Code	Instruments / Channels
00	UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 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
2011-07-30T00:00:00 (211) - 2011-08-04T23:00:00 (216)
Location Code	Instruments / Channels
00	UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 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
2011-07-25T21:11:30 (206) - 2011-07-30T00:00:00 (211)
Location Code	Instruments / Channels
00	UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 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
2011-07-20T19:00:00 (201) - 2011-07-25T21:11:30 (206)
Location Code	Instruments / Channels
00	UNKNOWN VY1 0.1Hz IRISDMC \| VY2 0.1Hz IRISDMC \| VYZ 0.1Hz IRISDMC Velocity Sensor BHE 20.0Hz IRISDMC \| BHN 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VHE 0.1Hz IRISDMC \| VHN 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
2010-04-29T15:13:00 (119) - 2011-07-20T19:00:00 (201)
Location Code	Instruments / Channels
00	Velocity Sensor BHE 20.0Hz IRISDMC \| BHN 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VHE 0.1Hz IRISDMC \| VHN 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
2010-02-17T03:08:00 (048) - 2010-04-29T15:13:00 (119)
Location Code	Instruments / Channels
00	Velocity Sensor BHE 20.0Hz IRISDMC \| BHN 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VHE 0.1Hz IRISDMC \| VHN 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
2009-05-29T16:17:00 (149) - 2010-02-17T03:08:00 (048)
Location Code	Instruments / Channels
00	Velocity Sensor BHE 20.0Hz IRISDMC \| BHN 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VHE 0.1Hz IRISDMC \| VHN 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC
2008-09-22T00:00:00 (266) - 2009-05-29T16:17:00 (149)
Location Code	Instruments / Channels
00	Velocity Sensor BHE 20.0Hz IRISDMC \| BHN 20.0Hz IRISDMC \| BHZ 20.0Hz IRISDMC LHE 1.0Hz IRISDMC \| LHN 1.0Hz IRISDMC \| LHZ 1.0Hz IRISDMC VHE 0.1Hz IRISDMC \| VHN 0.1Hz IRISDMC \| VHZ 0.1Hz IRISDMC

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_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
_REALTIME	Stations collected and served in real time at the DMC
_ANSS-BB	Advanced National Seismic System Backbone Stations
_STS-1	Stations Operating STS-1 sensors
_US-ALL	All USArray (EarthScope) stations
_US-ALL	All USArray (EarthScope) stations
_US-TA	USArray Transportable Array (EarthScope) stations
_CEUSN	Central Eastern United States Network
_US-REF	USArray Reference Network stations