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USGS Professonal Paper 1096 - IRIS

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VIRGINIA<br />

COrDl.n, vA<br />

GENERAL INFORMATION<br />

Operated by:<br />

Address:<br />

U.S. Geological Survey<br />

Fredericksburg Observatory<br />

U.S. Geological Survey<br />

Curbui, vA 22446<br />

Telephone: 703-373-7601<br />

Address to obtain records:<br />

SITE INFORMATION<br />

Depar.tment of Geological Sciences<br />

Virginia Polytechnic Institute "od State University<br />

BlaeksbuIA, 'il. 24!:Hil<br />

Code<br />

Station name<br />

Latitude Longitude Elev Date Date<br />

Foundation; geologic<br />

(deg N.) (deg w.) (meters) opened closed "g'<br />

CBN Corbin------------------ 38.2050 77 . 3733 70 1971 Ol1 en-- Sedimentary rocks; Cretaceous to<br />

Quaternary.<br />

INSTRUMENTATION<br />

Seismometer Galvo Typ. Magnification<br />

Code Typ. Component T o (sec) Tg (sec) recording "t T 0<br />

Remarks<br />

CEN Benioff-------------- Z 1.0 0.2 P.n "nd ink 50 K ---<br />

Timing system:<br />

Pendulwn clock.<br />

System response curve:<br />

Not available:<br />

SHORT HISTORY<br />

Fredericksburg Observatory i, magnetic observatory run by tho Branch of ElecLromagnetism "nd Geomanetism of th. <strong>USGS</strong>.<br />

"<br />

It maintains the seismoDleter as<br />

" moni tor of local Events and as " coopera Li ve cHot L "ith seismology Bl'anehes.<br />

.<br />

327

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