PERU - U.S. Geological Survey Publications Warehouse · Rio Locumba Rio Sama Rio Ma quegua Tacna...

Rio Salado

Rio C

aplin

a

Rio

Sam

a

Rio

Loc

umba

Rio M

aqueg

ua

Tacna

Pachia

Tarata

Micalaco

VillaToquepala

Locumba

Villacollo

Coropuro

Moquegua

Mirave

Pan-American Highway

Pan-A

mer

ican

Hig

hw

ay

PE-14PE-24

PE-26PE-15

PE-25a

PE-16a

PE-16b

PE-16c

PE-17

PE-25a

PE-25b

PE-25b

PE-27aPE-27b PE-27b

PE-28a

PE-18

PE-29 PE-25bPE-21

PE-20PE-19 PE-30

PE-22

PE-31PE-23

PE-28b

Pacific Ocean

A j a m a r c a S a n M a r t i n

L a L i b e r t a d

L i m a

M a d r a d e D i o s

A p u r Ì m a c

H u a n c a v e l i c a

A y a c u c h o

L o r e t o

A m a z o n a s

P i u r a

A n c a s h

L a m b a y e q u e

Tu m b e s

H u a n u c o

P a s c o

U c a y a l i

J u n Ì n

I c a

C u z c o

A r e q u i p a

P u n o

M o q u e g u a

Ta c n a

Golfo deGuayaquil

0 200100 300 km

0 50 km

Scale 1:500,000; Mercator Projection

Amazon

Basin

Am

azon

Bas

in

Peru-C

hi letrench

CENTRALANDES

CE

NTR

AL

AN

DE

S

NO

RT

HE

RN

AN

DE

S

Co

ast

al

Pla

in

Pac

ifi c

Oce

an

PacificO cean

1

2

CHILE

BO

LIV

IA

ECUADOR

BRAZIL

SouthAmerica

Plate

NazcaPlate

DIAGRAM OF MAJOR PLATE BOUNDARY FAULTS FOR PERU

ESQUEMA DE FALLAS LIMITES DE PLACAS PARA PERU

RELATIVE PLATE MOTION

12

South AmericaNazca

NazcaSouth America

8.0 cm/yr7.8 cm/yr

No. Location Fixed Plate Moving Plate Velocity Direction

PERU

PERU

Source: Relative Plate Motion Calculator, Nuvel-1A Model; Kensaku Tamaki, Ocean Research Institute, University of Tokyo, 1-15-1 Minamidai, Nakano-ku, Tokyo, 164, Japan (tamaki@ori.u-tokyo.ac.jp)

0 200100 300 400 km

Scale 1:10,000,000; Mercator Projection

S O U T HA M E R I C A

1. ARGENTINA

2. BOLIVIA

3. BRAZIL

4. CHILE

5. COLOMBIA

6. COSTA RICA

7. ECUADOR

8. PANAMA

9. PERU

10. MANGUA, NI.

11. VENEZUELA

00-103

00-293, Plate 1

00-230

00-283, Plate 2

02-284

98-481

02-284

98-779

This report

00-437

00-018

1

INDEX TO ILP MAPS

23

4

5

6

7

8

9

1110

USGS OPEN-FILE

REPORT NO.

ENLARGED MAP OF

SOUTHERN PERU

ILP FAULT

MAPS

<1 (?)<1 (?)<1 (?) 1-5(?)<1----<11-5 1-5 1-5 <1 <1 (?)0.2-10.2-1<0.20.2-10.2-1<0.2 <0.2----<0.2<0.2<0.2<0.2<0.2<0.2<0.2<0.2<0.2<0.2<0.2----0.2-1.00.2-1.0<0.2----0.2-1.00.2-1.0----<0.2<0.2<0.2<0.2<0.2>5 (75-80)

Number

Numeró

Name of structure

Nombre de structuro

Sense of movement(major/minor)

Sentido de movimiento(mayor/menor)

Time of most recent movement

Edad del últimomovimiento

Slip rate(mm/yr)

Tasa de movimiento(mm/año)

QUATERNARY FAULTS OF PERU

FALLAS CUATERNARIAS DE PERU

PE-01PE-02PE-03PE-04PE-05PE-06PE-06aPE-06bPE-06cPE-06dPE-07PE-08PE-09PE-10PE-11PE-12PE-13PE-14PE-15PE-16PE-16aPE-16bPE-16c PE-17PE-18PE-19PE-20PE-21PE-22PE-23PE-24PE-25PE-25aPE-25bPE-26PE-27PE-27aPE-27bPE-28PE-28aPE-28bPE-29PE-30PE-31PE-32

ReverseSinistralNormalNormalNormal---------NormalNormalNormalNormalNormalReverse, sinistral NormalNormalNormalNormalNormalNormalNormal---------NormalNormalNormalNormalNormalNormalNormalNormalNormalNormalNormal---------Normal Normal Normal---------Normal Normal ---------NormalNormalNormalUnknownNormalThrust

Amotape fault zoneShitari fault Chaquilbamba fault Eastern Boundary faultQuiches faultCordillera Blanca fault zone Section A Section B Section C Section DCayesh fault Huaytalpallana fault Cuzco fault zoneOcongate fault zoneVilcanota River (fault system)Trigal fault Solarpampa fault Machado Chico faultPampa Huanocollo faultCerro Cordilleras fault Northern section Central section Southern sectionUnnamed fault west of Rio MoquequaChololo faultCerro Loreto faultChaspaya faultCerro Chascoso faultAltos los Chilenos faultCerro Morrito faultPampa Trapiche faultToquepala fault Western section Eastern sectionMicalaco faultPampa del Purgatorio fault Western section Eastern sectionVillacollo fault Northern section Southern sectionCerro Rocoso faultCerro Caquilluco faultSan Francisco faultPeru-Chile trench (Nazca subduction zone)

<1.6 Ma<15 kaHistoric (1937)<15 ka(?)Historic (1946)---------<15 ka<15 ka<15 ka<15 ka <1.6 MaHistoric (1969)Historic (1965 & 1986)<15 ka<1.6 Ma<15 ka<15 ka<1.6 Ma<1.6 Ma---------<1.6 Ma<15 ka<1.6 Ma<1.6 Ma<15 ka<1.6 Ma<15 ka<1.6 Ma<1.6 Ma<1.6 Ma<1.6 Ma---------<15 ka<15 ka<1.6 Ma---------<15 ka<15 ka---------<1.6 Ma<1.6 Ma<1.6 Ma<1.6 Ma<1.6 MaHistoric (2001, many prior)

MAP EXPLANATION

TIME OF MOST RECENT SURFACE RUPTURE

SLIP RATE

Historic (year)

Holocene (<10,000 yrs) or post glacial (<15,000 yrs)

Quaternary, undifferentiated (<1,600,000 yrs)

1-5 mm/yr

0.2-1 mm/yr

<0.2 mm/yr (or unknown)

QUALITY

Continuous at map scale

Poor or discontinuous at map scale

Inferred or concealed

STRUCTURE TYPE

FAULTS

Thrust or reverse fault (teeth on upper block)

Right-lateral (dextral) strike-slip fault

Left-lateral (sinistral) strike-slip fault

Normal fault (bar and ball on downthrown block)

FOLDS

Anticline

Syncline

Monocline

OTHER SYMBOLS

Location of fault section boundary

Peru fault number (PE-15)

SIMBOLOGIA DEL MAPA

EDAD DE ULTIMA RUPTURA SUPERFICIAL

TASA DE MOVIMIENTO

Histórica (año)

Holocena (<10,000 años) o post glacial (<15,000 años)

Cuaternaria, sin diferenciar (<1,600,000 años)

1-5 mm/año

0.2-1 mm/año

<0.2 mm/año (o desconocida)

CALIDAD

Continua a la escala del mapa

Pobre o discontinua a la escala del mapa

Inferida u oculta

TIPO DE ESTRUCTURA

FALLAS

Falla inversa o corrimiento (triángulos

en bloque superior)

Falla de rumbo dextral

Falla de rumbo sinestral

Falla normal (círculo en bloque hundido)

PLIEGUES

Anticlinal

Synclinal

Monoclinal

OTROS SIMBOLICOS

Extremidad de sección de falla

Numero de falla de Peru (PE-15)15

15

P E R U

B R A Z I L

C O L O M B I A

C H I L E

BO

LI

VI

A

E C U A D O R

(1946)PE-05

(1969)

PE-32

PE-32

PE-32

EC-93

EC-93

PE-32

PE-01

PE-02

(1937)PE-03

PE-04

PE-06a

PE-06b

PE-06c

PE-06d

PE-07

PE-08

PE-09

PE-10

PE-11

PE-12

PE-13

PE-14

PE-15

PE-16a

PE-16c PE-16b PE-17

PE-24

PE-18

PE-20PE-19

PE-21

PE-22

PE-23PE-31

PE-30

PE-25b

PE-27b

PE-28a

PE-29

PE-27a

PE-25a

PE-25b

PE-26

PE-25a

PE-28b

Mw 8.3

Mw 7.5

6/23/2001

7/07/2001

Mw 7.85/31/1970

Mancora

Talara

Paita

Sullana

PiuraChulucnas

Tumbes

Chincha Alta

Abancay

Lima

Cerro de Pasco

Totos

Arequipa

See enlarged map (PE-14 to PE-31)

Mollendo

La Paz

Loja

Cuenca

Machala

Guayaquil

Quito

Pasto

SantoDomingo

Coloradosde los

Ica

Ayacucho

Huancayo

Callao

PiscoCuzco

Tacna

Puno

Viacha

Huancavelica

U.S. DEPARTMENT OF THE INTERIORU.S. GEOLOGICAL SURVEY

OPEN-FILE REPORTOFR 03-451

Text accompanies map

Digital data prepared by Richard L. Dart with ARC/INFO version 7.2.1 running under Solaris version 2.6 on a Unix workstation. Last revision August 2003.

Map prepared by M.N. Machette and Margo Johnson using Adobe Illustrator version 10.0. Last revision November 2003.

This map is available as a PDF file at http:/cpg.cr.usgs.gov/pubs/ofrs/

This report is preliminary and has not been reviewed for conformity with U.S. Geological Survey editorial standards. Any use of trade, product, or firm names is for discriptive purposes and does not imply endorsement by the U.S. Government.

International Lithosphere

Program(ILP)

ProgramaInternacionalde la Litósfera

(ILP)

Mapa de Fallas y Pliegues Cuaternarias de Peru y Regiones Oceanicas Adyacentes

Internacional de la Litósfera, Grupo de Trabajo II-2,Principales Fallas Activas del Mundo

Un proyecto de cooperacion entre el U.S. Geological Survey, Denver, Colorado y el URS Corporation

2003

Map of Quaternary Faults and Folds of Peru and Its Offshore Regions

International Lithosphere Program Task Group II-2,Major Active Faults of the World

A cooperative project of the U.S. Geological Survey, Denver, Colorado and the URS Corporation.

2003

Data compiled by Jose Machare, Clark Fenton, and Michael N. Machette. Project coordination by Michael N. Machette (Co-chairman, ILP Task Group II-2).