USGS Professonal Paper 1096 - IRIS

MICHIGAN
Garland, TX
GENERAL INFORHATI ON
Operated by:
Address:
Teledyne Geotech
Teledyne Geotech
3401 Shiloh Road
Carland, TX 75041
Telephone: 214-271-2561
Telex: 73-2394
Address to ootaln records:
SITE INFORMATION
Teledyne Geotech
Seismie gata Anal)sis Genter
314 Montgomery Street
Alexandria, VA 22314
Code
Stati on
name
Latitude Longitude Elev Date Date
(deg N.) (deg W. ) (meters) opened closed
Foundation; geologic
'ge
(ED-MI) Edgewood---------------- 43.2556 84.4114 213 12/02/65 12/13/65 ---
(PF -fll) P1CKIora---------------- 40.0878 84.4008 259 1703/53 5/l7/53 ---
r~STRUMENTATION
Seismometer Galvo Type Magnification
Code Type Component To(sec) Tg(sec) recording at T
0
Remarks
(ED-HI) : GeoEeen s- 13---- Z,NS,Ew 1.0 --- Magnellc tape --- Portable system.
Geotech--------- Z,NS,EW 20.0 --- ---do--------- --- Do.
(PF-I1I) : Benioff--------- Z,NS,EW ).0 --- Magnetic Lape, 80 K ---
3'S-mm film.
Tililiilg system. Beotech crystal clock checked with Ww., (36-mSf'L tol f't HIIl_f').
System response curves: See figure 3, p. 364.
SHORT HISTORY
The LRSI1 program began in 1960 part of the VELA-Uniform project. It continued until 1971 , when it .., "
replaced by the
Special Data Collection System program which remains active. Work under these programs h" been directed towards advancing the
seismic-detection, identification, .nd location techniques necessary to detect .nd identify underground nuclear explosions.
All work i, accomplished under the technical direction of AFTAC, Vela Seismic Center, in Alexandria, V •.
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