USGS Professonal Paper 1096 - IRIS

OREGON
Corvallis, OR
GENERAL INFORMATION
Operated by:
Address:
Telephone:
Oregon State University
Seismic Station
School of Oceanography
Oregon State University
Corvallis, OR 97331
503-754-2912
Address to obtain records;
As above.
SITE INFORl'1ATION
COR records until 1962:
Seismograph Station
University of California
Berkeley, CA 94120
WWSSN records:
National Geophysical and Solar-Terrestrial Data Center
NOAA/EDS, D62
Boulder, CO 80302
Code
Station name
J.atitucie
(deg N.)
J.ongi tilde
(deg W.)
E1ev Date Date
(meters) opened closed
Foundation; geologic age
COR Corvallis--------------- 44.5857 123 3032
KFD Klamath Falls----------- 42.2667 121 .7450
121 12/50 Open--
1439 1962 --do--
Basaltic deposits; Quaternary.
INSTRUMENTATION
Seismometer
Code Type Component To(sec)
Galvo
Tg(sec)
Type
recording
Magnification
ot T
0
Remarks
COR Benioff 1051, 1101--- Z ,NS,EW 1.0
Sprengnether--------- Z,NS,EW 15.0
0.75 Photo paper
100.0 --do-------
25 K
1.5 K
WWSSN. Magnification
12.5 K in winter.
WWSSN. Magnification
750 in winter.
KED Benloff-------------- 2 1.0
HeIlcorder
15
K
Timing system:
WWSSN Model 8684 Geotech.
System response curves: COR--see figure 1, p. 363. KFO available from station.
SHORT HISTORY
The first seismometer operating at the University was installed in 1944.
PhySiCS Building. In 1950 the site was moved to its present location and was
system and a Wilson-J.amison 1.0-sec vertical seismometer. In August 1962 the
It was a custom-made instrument located in the
equipped with a three-component Schlicter, 1.0-sec
WWSSN equipment was installed.
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