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USGS Professonal Paper 1096 - IRIS

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DISTRICT OF COLUMBIA<br />

Wasnl.ngton, DC<br />

GENERAL INFORMATION<br />

Operated by:<br />

Address:<br />

Georgetown University<br />

Physics Depilrtment<br />

Room 506, Reiss Science<br />

GeorgetowIl tJlIiveISity<br />

37th & 0 Streets, N.W.<br />

Washington, OC 20057<br />

Telephone: 202-625-4144<br />

Address to obtain records:<br />

As atH)"e<br />

SITE INFORMATION<br />

Code<br />

Station<br />

name<br />

..<br />

Liltitude Longitude Rlev Date Date<br />

(deg N. ) (deg W. ) (meters) opened closed<br />

Foundation; geologic<br />

'<br />

GEO Georgetown-------------- 38.9000 77.0661 29 1911 ili;!en-- Diorite' I're!:ambri ,HI<br />

INSTRUMENTATION<br />

Seismometer Galvo Typ, Magnification<br />

Code Typ, Component To(sec) T (sec) recording .t T<br />

•<br />

0<br />

Remarks<br />

GEO Benioff 1051--------- Z 1.0 0.75 Photo paper 25 K WWSSN.<br />

Benioff 1101--------- NS,EW 1.0 . 75 --do------- 25 K Do.<br />

Sprengnether--------- Z,NS,EW 15.0 100.0 --do------- 750 Do.<br />

Timing system:<br />

WWSSN standard.<br />

System response curves: S" figure 1, p. 363.<br />

SHORT HISTORY<br />

'I'he foundet and firsL directol waS Rev. Fl'allcl.S A. londod. S.J .• who l-nl.tl.ated the statlon , operatl-on<br />

'"<br />

1911.<br />

joined WWSS. in 1961.<br />

GEO<br />

118

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