USGS Professonal Paper 1096 - IRIS

HAWAII AND THE PACIFIC
Agana, Guam
GENERAL INFORMATION
Operated by:
Address:
U.S. Geological Survey
U.S. Geological Survey
6Udlll 6bset VdCul}
Box 8001 M.O.U. 1f3
Agana, Guam 96910
Address to obtain records:
SITE INFORMATION
National Geophysical and Solar-Terrestrial
Data Center
NQAAjEDS, );l€i2
Boulder, CO 80302
Code
Station
name
Lat i tude Longitude Elev
(deg N. ) (deg E. ) (meters)
Date
opened
Date
closed
Foundation; geologic age
GVA Guam-------------------- 13.5383 144.9117 230
GUMO --do-------------------- 13.5878 144.8663 14
KOR Koror Island------------ 7.3350 134.4850 30
Caroline Islands.
PJG Potts Junction---------- 13 5878 144. 8663 14
TRU Truk' Island------------- 7.4458 151 .8556 107
4/63 Open-- Volcanic tuff; Holocene.
8/75 --do-- Limestone.
1/50 12/58
5/57 Open-- Limestone.
3/49 --do-- Basalt.
INSTRUJ1ENTATION
Code
Type
Seismometer
Gal vo
Component To(sec) Tg(sec)
Type
recording
Magnification
,t T o
Remarks
GUA
Benioff--------------
Sprengnether---------
Z,NS,EW
Z,NS,EW
. 0
15 .0
O . 75 Photo photo--- 6.25 K
100. 0 ---do--------- 750
WWSSN.
Do.
GUMO
Geotech 36000--------
Z,NS,EW
.0
Helicorder,---
magnetic tape.
20 K
SRO. Magnification at
25 sec. A recorded at
6.25 K at 1 sec.
Digital data of 120-dB
dynalilic ralige available
on tape.
KOR
Sprengnpthpr--------- NS,EW
Wilson-Lamison------- 2
lffL ----------------
.0
.95
.5
0 Film, paper---
.5 ---do---------
.5 ---00---------
PJG
Sprengncther---------
NS
.0
7. U Peo ,on ink--- 85
Part of the Tsunami
',!atftili,i; Sj stem.
J ohnson- ~Ia thes on- - - --
Z
1. 25
.2 Helicorder---- 6. 25 K
TRV
Benioff--------------
SpreHgH@tH@r------
HTL------------------
Z
}lS,E"
1.0
7 . 8
.5
.2 Film, paper---
.8 do
.; ---do---------
Timing system: WWSSN standard for GUA. KOR and TRU used a chronometer checked daily with WWV.
System response curves: GUA--see fjgure 1, p. 363. GUMO--see figure 7, p. 36.">. Others available from station.
132