7483_ earthquake risk in africa - ocharoceaearthquakesv2071219

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Sudan Algeria Libya Mali Chad Niger Egypt Angola Saudi Arabia Iran Turkey Ethiopia Iraq Nigeria South Africa Spain Namibia Mauritania Tanzania Zambia Kenya Democratic Republic of Congo Somalia Mozambique Botswana Yemen Morocco Madagascar Republic of Congo Cameroon Syria Zimbabwe Gabon Italy Ghana Guinea Uganda Central African Republic Senegal Burkina Faso Bulgaria Tunisia Benin Eritrea Greece Western Sahara Malawi Jordan Liberia Russia Portugal Cote d'Ivoire Georgia Togo Azerbaijan France Sierra Leone Albania Armenia Israel Lesotho Burundi Rwanda Djibouti Kuwait Guinea-Bissau Qatar Swaziland Cyprus Equatorial Guinea Lebanon Gambie, The Macedonia Croatia Kazakhstan Comoros Bahrain Andorra Malta Sao Tome and Principe Seychelles Gibraltar Earthquake Risk in Africa: Modified Mercalli Scale OCHA Regional Office for Central and East Africa Issued: December 2007 Map data source: UNESCO (1987) through UNEP/GRID-Geneva, 1994, GAUL 2007, Hazard data from UNEP/GRID, the Pacific Disaster Center (PDC), and the Natural Hazard Assessment Network (NATHAN) by the Munich Reinsurance Co. The names shown and the designations used on this map do not imply official endorsement or acceptance by the United Nations Map: Earthquake_071219 Indian Ocean Red Sea Gulf of Aden Atlantic Ocean Earthquake Intensity Zones in Africa This map shows earthquake intensity zones in accordance with the 1956 version of the Modified Mercalli Scale (MM), describing the effects of an earthquake on the surface of the earth and integrating numerous parameters such as ground acceleration, duration of an earthquake, and subsoil effects. It also includes historical earthquake reports. The Zones indicate where there is a probability of 20 percent that degrees of intensity shown on the map will be exceeded in 50 years.This probability figure varies with time; i.e., it is lower for shorter periods and higher for longer periods. Islands and countries too small to be easily visible are represented by boxes giving an approximate level of equivalent risk based on data from Munich Reinsurance Company's NATHAN system. United Nations Office for the Coordination of Humanitarian affairs (OCHA) Regional Office for Central and East Africa (ROCEA) Email: [email protected] Atlantic Ocean Mediterranean Sea Earthquake Intensity Modified Mercalli Scale I. Instrumental II. Feeble III. Slight IV. Moderate V. Rather Strong VI. Strong VII. Very Strong VIII. Destructive IX. Ruinous X. Disastrous XI. Very Disastrous XII. Catastrophic Degree VI Degree VII Degree VIII Degree IX-XII Insufficient data Degree I-V 0 1,500 750 Kilometers

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Earthquake Risk in Africa

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Page 1: 7483_ Earthquake Risk in Africa - OCHAROCEAEarthquakesv2071219

Sudan

AlgeriaLibya

Mali

Chad

Niger

Egypt

Angola

Saudi Arabia

Iran

Turkey

Ethiopia

Iraq

Nigeria

South Africa

Spain

Namibia

Mauritania

Tanzania

Zambia

Kenya

Democratic Republic of Congo

Somalia

Mozambique

Botswana

Yemen

Morocco

Madagascar

Republicof Congo

Cameroon

Syria

Zimbabwe

Gabon

Italy

Ghana

Guinea

Uganda

Central African Republic

Senegal

Burkina Faso

Bulgaria

Tunisia

Benin

Eritrea

Greece

Western Sahara

Malawi

Jordan

Liberia

Russia

Portugal

Cote d'Ivoire

Georgia

Togo

Azerbaijan

France

Sierra Leone

AlbaniaArmenia

Israel

Lesotho

BurundiRwanda

Djibouti

Kuwait

Guinea-Bissau

Qatar

Swaziland

Cyprus

Equatorial Guinea

Lebanon

Gambie, The

MacedoniaCroatia Kazakhstan

Comoros

Bahrain

Andorra

Malta

Sao Tome and Principe

Seychelles

Gibraltar

Earthquake Risk in Africa: Modified Mercalli ScaleOCHA Regional Office for Central and East Africa

Issued: December 2007

Map data source: UNESCO (1987) through UNEP/GRID-Geneva, 1994, GAUL 2007, Hazard data from UNEP/GRID, the Pacific Disaster Center (PDC), and the Natural Hazard Assessment Network (NATHAN) by the Munich Reinsurance Co.

The names shown and the designations used on this map do not imply official endorsement or acceptance by the United Nations Map: Earthquake_071219

Ind ian Ocean

Red Sea

Gulf of Aden

Atlantic Ocean

Earthquake Intensity Zones in AfricaThis map shows earthquake intensity zones in accordance withthe 1956 version of the Modified Mercalli Scale (MM), describingthe effects of an earthquake on the surface of the earth andintegrating numerous parameters such as ground acceleration,duration of an earthquake, and subsoil effects. It also includeshistorical earthquake reports.The Zones indicate where there is a probability of 20 percent thatdegrees of intensity shown on the map will be exceeded in 50years.This probability figure varies with time; i.e., it is lower forshorter periods and higher for longer periods.Islands and countries too small to be easily visible arerepresented by boxes giving an approximate level of equivalentrisk based on data from Munich Reinsurance Company's NATHANsystem.

United Nations Office for the Coordinationof Humanitarian affairs (OCHA)

Regional Office for Central and East Africa(ROCEA)

Email: [email protected]

Atlantic OceanMediterranean Sea

Earthquake IntensityModified Mercalli Scale I. Instrumental

II. FeebleIII. SlightIV. ModerateV. Rather StrongVI. StrongVII. Very StrongVIII. DestructiveIX. RuinousX. DisastrousXI. Very DisastrousXII. Catastrophic

Degree VIDegree VIIDegree VIIIDegree IX-XIIInsufficient data

Degree I-V0 1,500750

Kilometers