USGS Professonal Paper 1096 - IRIS

ARIZONA
Tucson
A7
GENERAL INFORMATION
Operated by:
Address:
Telephone:
Arizona Bureau of Mines for
the U S. Geologi~al Survey
Tucson Observatory
us Geo'og;ca' SUnrAY
7290 E. Tanque Verde Rd.
Tucson, AZ 85715
602-792-6420
Address to obtain records
SITE INFORMATION
Natjonal Geophysical and Solar-Terrestrial Data Center
NOAA/EDS, D62
Boulder, CO 80302
Code
Station name
Latitude
(deg N.)
Longitude
(deg W.)
Elev Date Date
(meters) opened closed
Foundation; geologic age
ruc Tucson------------------ 32.3097
110.7822
986 12/06/62 Open--
Gneiss; Precambrian.
TUO Tucson Observatory----- 32.2467
110.8350
770 1909 --do--
Silt, sand, and gravel;
Quaternary.
TIIT Tucson Telemeter------- 32.3350
110.7233
1439 1/05/58 1/62
INSTRUMENTATION
Seisliiomctcr
Code Type Component T (sec)
0
Gal ,
T (sec)
g
Type
recording
Magnifjcation
at T
0
Remarks
TUC Benioff 1051--------- Z 1.0
Benioff 1101--------- NS,EW 1.0
Sprengnether--------- Z,NS,EW 15.0
TUO Wood-Anderson-------- NS ].6
--do----------------- EW 7.8
Benioff-------------- Z 1.0
TIIT --do----------------- Z .98
0.75 Photo paper
.75 --do-------
100.0 --do-------
--do-------
--do-------
.247 --do-------
85. Photo paper,
"jdbJe
Pen and ink
200 K WWSSN; telemetered to the
HIli 'ersity gf 1\.£1 70na
200 K Do.
. 5 K Do .
466 K
457 K
Uncalibrated
--do--------
Timing system: TUC uses a WWSSN standard system. TUa has a Standard Electric Co. pendulum clock.
System response CllrlreS' TTlC--see fi gure 1 p 363
SHORT HISTORY
TUG was originally a USC&GS magnetic installation, having been moved to Tucson from Baldwin, Kans., in 1909. Original
jqstr:'lmentatjNl egnsisted of tile Rosell-owori's eNS and EW) These ",ere djspontjnued jn 1925 when two Wood-Anderson's CNS and
EW) were installed. The Benioff was added in the 1940's.
TUC was started with the installation of the WWSSN system. The station is now telemetered to the University of Arizona.
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