Cuencas Sedimentarias

ANH

AGENCIA NACIONAL DE HIDROCARBUROS

By: Darío Barrero1 Andrés Pardo2, 3 Carlos A. Vargas2, 4 Juan F. Martínez1

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B & M Exploration Ltda, Bogotá Agencia Nacional de Hidrocarburos (ANH) 3 Universidad de Caldas, Departamento de Ciencias Geológicas, Manizales 4 Universidad Nacional de Colombia, Departamento de Geociencias, Bogotá

Colombian Sedimentary Basins: Nomenclature,Boundaries and Petroleum Geology, a New Proposal

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President of the Republic of Colombia ÁLVARO URIBE VÉLEZ

Minister of Mines and Energy HERNÁN MARTÍNEZ TORRES

General Director ANH JOSÉ ARMANDO ZAMORA REYES

Technical Sub-director ROGELIO TORO LONDOÑO

Chief of Geologists CARLOS A. VARGAS JIMÉNEZ

For information, please contact:
AGENCIA NACIONAL DE HIDROCARBUROS – A.N.H.Calle 99 No.9 A - 54 (piso 14) - Bogotá, Colombia Teléfono: (571) 593 17 17 - Fax: (571) 593 17 18 www.anh.gov.co info@anh.gov.co Línea Gratuita Nacional 018000 953 000

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ISBN: 978-958-98237-0-5 Edited and compiled by: ANH and B&M Exploration Ltda.

Copyright © 2007 Printed in Bogotá-Colombia • 2.007

The editor makes no representation, Express or implied, with regard to the accuracy of theinformation contained in this document and cannot accept any legal responsibility or liability for any errors or omissions that may be made.

Table of Contents
Table of Contents
THE NATIONAL HIDROCARBONS AGENCY - A.N.H. MISSION VISION FUNCTIONS GENERAL INFORMATION ABOUT COLOMBIA Geographic Location Climate Population and Language Type of Government 2006 Economic Indicators Main Imports Main Exports1. SEDIMENTARY BASINS OF COLOMBIA: GEOLOGICAL FRAMEWORK 2. REVIEW OF NOMENCLATURE AND BOUNDARIES OF COLOMBIAN BASINS 2.1 Brief Historical Overview 2.2 Colombian Basin Nomenclature and Boundaries 2.3 Proposed Modifications to the Sedimentary Basin Map of Colombia 2.4 Proposed Boundaries 3. PETROLEUM GEOLOGY OF COLOMBIAN BASINS 3.1 Caguán - Putumayo 3.2 Catatumbo 3.3 Cauca-Patía 3.4 Cesar- Ranchería3.5 Chocó 3.6 Eastern Cordillera 3.7 Eastern Llanos 3.8 Guajira 3.9 Guajira Offshore 3.10 Los Cayos Basin 8 8 9 11 11 11 11 11 11 11 11 14 22 25 27 29 29 54 57 59 62 64 66 67 69 72 74 75
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Colombian Sedimentary Basins: Nomenclature, Boundaries and Petroleum Geology, a New Proposal

3.11 Lower Magdalena Valley 3.12 Middle Magdalena Valley 3.13 Sinú-San Jacinto 3.14 Sinú Offshore 3.15 UpperMagdalena Valley

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Figures
Figure 1. Official map of terrestrial and maritime frontiers of colombia (IGAC, 2002) Figure 2. Map of Colombia showing its three main tectonic domains. 1) Eastern Region; 2) Central Region; 3) Western Region (explanation in the text). Figure 3. Classification of sedimentary basin in Colombia (ECOPETROL, 2000) and adopted in the ANH land map Figure 4.Proposed basin map of Colombia for ANH 2007. Figure 5. Bathymetric map of the eastern Pacific Ocean and the Caribbean Sea and location of the Los Cayos (14), Colombia (08) and Colombian Deep Pacific (09) basins. Figure 6. Amagá Basin (01), location and boundaries.
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30 31 32 33 34 35 36 37 39 40 41 42 43 44 45 46 47 48 49

Figure 7. Caguán - Putumayo Basin (02), locationand boundaries. Figure 8. Catatumbo Basin (03), location and boundaries. Figure 9. Cauca-Patía Basin (04), location and boundaries. Figure 10. Cesar-Ranchería Basin (05), location and boundaries. Figure 11. Chocó Basin (06), location and boundaries. Figure 12. Chocó offshore Basin (07), location and boundaries. Figure 13. Eastern Cordillera Basin (10), location and boundaries. Figure 14. EasternLlanos Basin (11), location and boundaries. Figure 15. Guajira Basin (12), location and boundaries. Figure 16. Guajira offshore Basin (13), location and boundaries. Figure 17. Los Cayos Basin (14), location and boundaries (see also the figure 4). Figure 18. Lower Magdalena Valley Basin (15), location and boundaries. Figure 19. Middle Magdalena Valley Basin (16), location and boundaries. Figure 20....