1
! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ^ ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! IRAN TURKMENISTAN UZBEKISTAN TAJIKISTAN PAKISTAN CHINA Badakhshan Badghis Sari Pul Samangan Takhar Parwan Paktya Panjsher Paktika Nimroz Nuristan Nangarhar Maydan Wardak Laghman Logar Kunduz Zabul Uruzgan Kunar Khost Kapisa Kandahar Kabul Jawzjan Hirat Hilmand Ghor Ghazni Faryab Farah Daykundi Bamyan Balkh Baghlan Fayzabad Qala-I-Naw Baghlani Jadid Mazari Sharif Bamyan Nili Farah Maymana Ghazni Chaghcharan Lashkar Gah Hirat Shibirghan Kandahar Mahmud Raqi Khost (Matun) Asadabad Kunduz Mihtarlam Puli Alam Maydan Shahr Jalalabad Zaranj Nuristan(Lokar) Sharan Gardez Bazaarak Chaharikar Aybak Sari Pul Taluqan Tirin Kot Qalat KABUL AFGHANISTAN: River Gradient and Flood Hazard Legend ! ^ Capital ! ! ! ! Provincial Centre Administrative boundaries International Province River Gradient (drop in m/km length) 0 - 10 11 - 20 21 - 50 > 50 Hirat Farah Ghor Hilmand Nimroz Kandahar Badakhshan Ghazni Faryab Zabul Balkh Paktika Badghis Bamyan Baghlan Sari Pul Takhar Daykundi Jawzjan Uruzgan Samangan Kunduz Nuristan Kunar Khost Nangarhar Kabul Paktya Parwan Logar Maydan Wardak Panjsher Laghman Kapisa Note: Flood Hazard data was created with hydraulic modeling from high Resolution DEM data by Emlyn Hagen, NC3A (2008). Afghanistan Flood Hazard Map v.2. 1:100 000. From NATO Consultation, Command and Control Agency, CAT-6, Geo Team. NATO C3 Agency, The Hague, November 2008. A degree of error and limitation is inherent in maps generated using hydraulic modeling and especially maps of dynamic events such as floods. Disclaimers: The designations employed and the presentation of material on this map do not imply the expression of any opinion whatsoever on the part of the Secretariat of the United Nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries. Date Printed: 28 September 2012 11:02 AM Data Source(s): AGCHO, AIMS, HydroSHEDS, ASTER GDEM 30m Flood Hazard: Emlyn Hagen, NC3A Geo (2008). Afghanistan Flood Hazard Map v.2. 1:100 000, November 2008. Doc Name: afg_rivergradient_2012June_A3 Feedback: [email protected] Website: http://afg.humanitarianresponse.info/mapcentre ± 0 100 200 Km Flood Hazard Areas (Inundation depth) >271cm >121cm >29cm River Gradient: (Indication of potential flash flood risk areas) River gradient is the grade measured by the ratio of drop in elevation of a river per unit horizontal distance, usually expressed as meter drop per kilometer length of river. The river gradient shown in this map has been computed using 30m resolution Digital Elevation Model (DEM) and river networks (30s - approximately 1km resolution) from HydroSHEDS; and displayed to indicate rivers/streams with high slopes. A high gradient indicates a steep slope and rapid flow of water (i.e. more ability to erode); whereas a low gradient indicates a more nearly level river bed and sluggishly moving water. It is understood that areas along or at immediate downstream of the river with high gradient is more prone to flash flooding. In general, such flash floods have rapid runoff and debris flow that rises quickly with little or no advance warning to prevent flood damage. Flood Hazard

AFGHANISTAN: River Gradient and Flood Hazard...I R A N T U R K M E N I S T A N U Z B E K I S T A N T A J I K I S T A N P A K I S T A N C H I N A Badakhshan Badghis Sari Pul Samangan

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I R A N

T U R K M E N I S T A N

U Z B E K I S T A NT A J I K I S T A N

P A K I S T A N

C H I N A

Badakhshan

Badghis

Sari Pul

Samangan

Takhar

Parwan

Paktya

Panjsher

Paktika

Nimroz

Nuristan

NangarharMaydanWardak

Laghman

Logar

Kunduz

Zabul

Uruzgan

Kunar

Khost

Kapisa

Kandahar

Kabul

Jawzjan

Hirat

Hilmand

Ghor

Ghazni

Faryab

Farah

Daykundi

Bamyan

Balkh

Baghlan

Fayzabad

Qala-I-Naw

BaghlaniJadid

MazariSharif

Bamyan

Nili

Farah

Maymana

Ghazni

Chaghcharan

LashkarGah

Hirat

Shibirghan

Kandahar

MahmudRaqi

Khost(Matun)

Asadabad

Kunduz

Mihtarlam

PuliAlam

MaydanShahr Jalalabad

Zaranj

Nuristan(Lokar)

Sharan

Gardez

Bazaarak

Chaharikar

AybakSari Pul

Taluqan

TirinKot

Qalat

KABUL

AFGHANISTAN: River Gradient and Flood Hazard

Legend!̂ Capital!!!! Provincial Centre

Administrative boundariesInternationalProvince

River Gradient (drop in m/km length)0 - 1011 - 2021 - 50> 50

Hirat

Farah

Ghor

HilmandNimroz

Kandahar

Badakhshan

Ghazni

Faryab

Zabul

Balkh

Paktika

BadghisBamyan

BaghlanSari Pul

Takhar

Daykundi

Jawzjan

Uruzgan

Samangan

Kunduz

NuristanKunar

Khost

NangarharKabul

Paktya

Parwan

LogarMaydan Wardak

Panjsher

LaghmanKapisa

Note: Flood Hazard data was created with hydraulic modeling from high Resolution DEMdata by Emlyn Hagen, NC3A (2008). Afghanistan Flood Hazard Map v.2. 1:100 000. FromNATO Consultation, Command and Control Agency, CAT-6, Geo Team. NATO C3 Agency,The Hague, November 2008.A degree of error and limitation is inherent in maps generated using hydraulic modeling andespecially maps of dynamic events such as floods.

Projection/Datum: Geographic/WGS-84Disclaimers:The designations employed and the presentation of materialon this map do not imply the expression of any opinionwhatsoever on the part of the Secretariat of the United Nationsconcerning the legal status of any country, territory, city orarea or of its authorities, or concerning the delimitation of itsfrontiers or boundaries.

Date Printed: 28 September 2012 11:02 AMData Source(s):AGCHO, AIMS, HydroSHEDS, ASTER GDEM 30mFlood Hazard:Emlyn Hagen, NC3A Geo (2008). Afghanistan Flood HazardMap v.2. 1:100 000, November 2008.

Doc Name:afg_rivergradient_2012June_A3Feedback: [email protected]: http://afg.humanitarianresponse.info/mapcentre

±0 100 200 Km

Flood Hazard Areas (Inundation depth)>271cm>121cm>29cm

River Gradient:(Indication of potential flash flood risk areas)River gradient is the grade measured by the ratio of drop in elevation of a river per unithorizontal distance, usually expressed as meter drop per kilometer length of river. Theriver gradient shown in this map has been computed using 30m resolution DigitalElevation Model (DEM) and river networks (30s - approximately 1km resolution) fromHydroSHEDS; and displayed to indicate rivers/streams with high slopes.A high gradient indicates a steep slope and rapid flow of water (i.e. more ability to erode);whereas a low gradient indicates a more nearly level river bed and sluggishly movingwater. It is understood that areas along or at immediate downstream of the river with highgradient is more prone to flash flooding. In general, such flash floods have rapid runoff anddebris flow that rises quickly with little or no advance warning to prevent flood damage.

Flood Hazard