USGS Professonal Paper 1096 - IRIS

CALIFORNIA--Continued
Pasadena, eA
SITE INFORMATION--Continued
Code
Station name
Latitude Longitude Elev Date Date
(deg N ) (deg W ) (meters) opened clQsed
Foundation; geologic .g.
GLA Glamis------------------ 33.0525 114.8265 627 12/20/66 Open-- Basalt; Tertiary.
GSC Gold&tone--------------- 35 3011 ] ]6 80"6 990 ]] [oU6] --do-- GnIlite' CI:etaceous.
HAl Haiwee------------------ 36.1367 117.9467 1150 9/11/29 10/27/65 ---
HAV Havilah----------------- 35.5100 118.5167 990 7/52 9/04/52 ---
HAY Hayfield---------------- 33.7083 115.6383 439 6{20/56 Open-- Quartz monzonite; Cretaceous.
(HOT) Ho< SRrings------------- 33.3140 116.5815 --- ]06 --do-- Granite; Mesozoic.
IKP Inkopah----------------- 32.6488 116.1080 957 11/72 --do-- Quartz diorite; Cretaceous.
IRe Iron Canyon------------- 34.3900 118.4000 580 11/01/71 --do-- Shallow alluvium (Quaternary)
over gneiss.
ISA Isabella---------------- 35.6633 118.4733 835 1/06/54 --do-- Quartz diorite; Cretaceous.
(KEE) Keen Camp--------------- 33.6383 116.6532 1366 Z/lS --do-- ionaI1te; nesozo1c.
Maintenance Station.
KNO Knox Ranch-------------- 35.4833 118.5283 1090 7/52 11/10/52 ---
KRe King Ranch-------------- 35.3267 119.7450 680 10/16/52 12/03/65 ---
LGC Lakewood Golf Course---- 33.8358 118.1503 17 5/11 3/15/74 Alluvium; Quaternary.
we L. Jolla---------------- 32.8633 117.2533 8 5/04/27 11/30/75 ---
(LRR) Little Rock Reservoir--- 34.5260 118.0277 --- 5/76 Open-- Alluvium.
(MDA) Mount Dav1s------------- 33.9130 116. 9995 845 1/15 nOOn Nonm3r1lie sedlmentaty tocks,
Pliocene.
(HLL) Mill Creek-------------- 34.0913 116.9363 1513 12/74 --do-- Igneous and metamorphic rock
complex; Precambrian.
MIle Mount Wilson------------ 34.2238 118.0577 1730 4/23/28 --do-- Granodiorite; Cretaceous.
PAS Pasadena---------------- 34.1483 118.1111 295 3/17/27 do Granitic gneiss, pIe Gletaeeells.
(peF) Pomona------------------ 34.0532 117.7907 --- 1/76 --do-- VolcaniCS; Miocene.
(PEM) Pine Mountain----------- 34. 1673 117.8697 --- 2/76 --do-- Metamorphics; pre-Cretaceous.
PLl! Palomar----------------- 33. 3534 116.8617 1692 9/07/39 --do-- Quartz diorite; Cretaceous.
(POB) Polly Butte------------- 33.6867 116.9233 --- 5/76 --do-- Granite; Mesozoic.
POM Pomona------------------ 34. 1000 117.1167 350 1949 Closed ---
PRR Perris------------------ 33.7800 117.2333 440 1949 --do--- ---
(PSP) Palm Springs------------ 33.7938 116.5488 195 3/15 Open-- Myloni tized metasedimentary rocks;
Mesozoic.
PVR Palos Verdes------------ 33.7583 118.3567 340 3/21/56 Closed Shale; Miocene.
(RAY) Raywood Flat------------ 34.0363 116.8112 --- 11/75 Open-- Gneiss.
(RDM) Round Mountain---------- 34.4000 117.1850 1426 12/76 --do-- Marine metasediments;
Carboniferous.
RVR Riverside--------------- 33.9933 117.3750 260 10/19/26 --do-- Granite; Cretaceous.
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