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USGS Professonal Paper 1096 - IRIS

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WYOMING<br />

Bel:'ksbj I:'@, Enghnlt<br />

GENERAL INFORMATION<br />

Operated by:<br />

Address:<br />

Procurement Executive, Ministry of Defence,<br />

United Kingdom<br />

Procurement Executive, Ministry of Defence<br />

Blacknest, Brimpton, North Reading<br />

Berkshlre, England<br />

Telephone: Tadley 4111 ext. 7260<br />

Address to obtain records:<br />

A, above.<br />

SITE INFBRHA'fI611<br />

Code<br />

Station<br />

name<br />

Latitude Longitude Elev Date Date<br />

'deg N ) (deg ~! ) (metefS) e~eHe:J elesea<br />

Foundation, geologic<br />

age<br />

PMW Pole Mountain----------- 41. 2100 105.3347 2440 12/08/61 8/63 Sherman Granite, batholith; Precambrian.<br />

INSTRUMENTATION<br />

Seismometer Galvo Typ, Magnification<br />

Code TYI1e CompQnenl To(sec) Tg(sec) l:'ecol:'d:il1g at ,<br />

0<br />

Remarks<br />

PIIW Willmore ill( II------- Z 1.0 --- Magnetic tape --- Thirteen elements in on<br />

array Dec. 1961-Sept.<br />

1962. Fourteen elements<br />

in on array Sept. 1962-<br />

Aug. 1963.<br />

Timing system: AWRE (T9601) .<br />

System response curve:<br />

Not available.<br />

SHORT HISTORY<br />

FlfW was the fitst uperatlonal large-aperature Dnlted Kingdom-type linear-cross array. It was installed fot observation<br />

th,<br />

of<br />

"Gnome" underground explosion<br />

" 0 1000-km range ond fot studies of capability fOt recording underground explosions ot<br />

teleseismic ranges. Th, array initially used Willmore >lK I' , and swi tched to th, II's on December 16, 1962.<br />

]52

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