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US Geological Survey Observatory Improvements. Carol A. Finn and Alan Berarducci USGS Geomagnetism Program 2010 IAGA Workshop, Changchun, China. USGS Observatories. Observatory Improvements. Deadhorse, Alaska – new observatory Barrow, AK – new observatory building
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US Geological Survey Observatory Improvements Carol A. Finn and Alan Berarducci USGS Geomagnetism Program 2010 IAGA Workshop, Changchun, China
Observatory Improvements • Deadhorse, Alaska – new observatory • Barrow, AK – new observatory building • Fresno, CA – new observatory building • Guam – new office and warehouse buildings • Electrical upgrades at SJG, HON, BOU, and GUA • Newport, WA – rebuild water system • Multiple locations – remote HVAC systems • Multiple locations – baseboard heaters
Electrical Upgrades San Juan Honolulu Boulder Guam
Heat Source Noise Tests • Magnetometer output at 50 cm • Glass panel heater: 1260mV peak to peak noise • Hydronic Baseboard heater: 392mV peak to peak noise
Geomagnetism Web Pages • USGS Geomagnetism Program: • http://geomag.usgs.gov/ • Realtime web page: • http://geomag.usgs.gov/realtime/