USGS Professonal Paper 1096 - IRIS

COLORADO
Boulder, EEl
GENERAL INFORMATION
Operated by:
Address:
Telephone:
University of Colorado
Department of Geology
Univprsity of Colorado
BSlIhler, 68 S9J92
303-492-8141
Address to obtain records:
As above.
SITE INFORMATION
Code
Station
name
Latitude
(deg N. )
...------~--.. ~
Longitude
(deg W.)
Elev Date Date
(meters) opened closed
Foundation; geologic age
BOU Boulder----------------- 40.0083
105.2708
1654 12/53 1959
10/65 1968
Pierre Shale; Cretaceous.
INSIRUIiENIAt iON
Seismometer
Code type Component
T (sec)
o
Galvo
I (sec)
g
Type
recordlng
Magnification
Remarks
BOU Benioff MC----------- Z,NS,EW
UED------------------
Z,NS,EW
.0
.5
35--mm film
Pen and ink
)0 K
When station reactivated,
used photo paper.
Operated only for a short
time.
Timing ~y~tem:
Sprengnether TS-I00.
System response curves:
Available with records.
SHORT HISTORY
B81:1 eperated hoUi 1954 to 1959, it .. as then reactivated ill 1965 to monitor the Beri'.) earthilliakes. The BeEieff seismometer
is not the standard variable-reluctance type, but is a moving coil version developed by Benioff before he developed the instrument
commonly called the "Benioff" seismometer.
The NEIC also ran a station across the street from BOU from mid-1972 to August 1974.
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