USGS Professonal Paper 1096 - IRIS

COLORADO
Garland. TV
GENERAL INFORMATION
Operated by:
Address:
Teledyne Geotech
Teledyne Geotecb
3401 Sbilob Road
Garland , IX 75041
Telephone: 214-271-2561
Telex: 73-2394
Address to obtain records:
SITE ] NEORHAII ON
T!;:ledy:ne Geotecb
Seismic Data Analysis Center
314 Montgomery Street
Alexandria, VA 22314
Code
Station
name
Latitude Longitude Elev Date Date
(deg N. ) (deg W.) (meters) opened closed
Foundation; geologic a ••
(DR-CO) Durango----------------- 37.4647 107.7833 2225 10/01/61 12/30/64 Granitic basement; Precambrian.
(FK-CO) Franktown--------------- 39.5867 104.4617 1803 11/17/66 6/26/67 ---
INSTRUMENTATION
Seismometer Galvo Typ. Magnification
Code Type Component T (sec) Tg(sec) recording at T
0 0
(DR-CO) , (FK-CO) , Benioff--------- Z,NS,EW 1.0 --- Magnetic tape, DR-CO: 350 K ---
35-mm fHIll.
Sprengnetber---- Z,NS,EW 20.0 --- --do---------- --- ---
Remarks
Timing system:
Geotecb crystal clock checked with WIN (SO-msec tolerance).
System response curves: S •• figure 3, p. 364.
SHORT HISTORY
'File !.RSU progulD began in 1969 as patt of the VELA tlllifofm Ilfejeet:. It: eent:iIllleEi Wlhl 1971 1 vllen it Has I'ephced by the
Special Data Collection System program wbicb. remains active. Work under these programs h., been directed towards advancing the
seismic-detection, identification, a.d location techniques necessary to detect and identify underground nuclear explosions.
All work accomplished under the technical direction of AITAC, Vela Seismic Center, in Alexandria, Va.
"
110