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! ! ! ! ! 23 October 2013 ! FL-2013-00003-IND ! ! F l o o d I n u n d a t i o n M a p p i n g f o r t h e t h r e e m a j o r r i v e r s : Ya m u n a , G a n g a , G h a g h a r a u s i n g N A S A ' s S a t e l l i t e I m a g e s !Version 1.0 ! ! ! In mid-June 2013, unusually severe monsoon rain caused devastating flooding in northern India and Nepal. By June 21, news outlets reported at least 600 people ! Map prepared by: Data Provided by: Crisis Satellite data : MODIS Terra / Aqua Index map dead and tens of thousands stranded or missing in rugged, inaccessible terrain on the edge of the Himalayas. Extremely high waters, particularly in the state of Resolution : 250m ! ! Uttarakhand, undermined roads and houses, while landslides wiped out others. Image date : June 22, 2013 ! ! Source : NASA Legend ! ! ! The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Aqua satellite observed the flooding on June 21, 2013 (top). For comparison, the lower Pre-flood Image : MODIS Terra / Aqua ! Resolution : 250m Flood Water extent (20 June 2013) Rivers ± ! image shows the same area on May 31, 2013. These false-color images use a combination of visible and infrared light to make it easier to distinguish between water Image date : May 31, 2013 Rural road ! ! Source : NASA Pre-Flood River Line (2013) and land. Water appears blue and vegetation is bright green. Clouds (lower left) are pale blue-green and cast shadows. Glacier ice and snow in the Himalayas are Urban road ! ! ! ! pale blue to cyan. ! q® Airport Urbanized area ! Baseline Imagery : MODIS Terra May 31, 2013 ! !( ! Based on the MODIS Terra/Aqua images dated 22 June 2013 the Yamuna and ganges rivers started receding at faster rate compare to the previous Source : NASA Villages/towns Administration boundary ! ! GIS Data : IWMI Water Data Portal ! two days of images. Flood inundation in Ghaghara river is still persistent particularly in districts of Sitapur, Fakhrpur, Gonda, Faizabad, where large patches of crop land ! ! ! Flood Analysis : IWMI and settlements were inundated. Projection : Geographic, WGS84 ! ! The depiction and use of international boundaries, geographic names and related data shown in t!hese ! ! maps are based on the sources they have been drawn from and quoted; these are neither error-free Map Area This analysis also used Pre river line MODIS data from May 2013 to show identify flood water only. Please note that water bodies likely reflect an underestimation of ! ! Please send ground feedback to IWMI. nor do they imply official endorsement or the positio!n of IWMI all flood-affected areas within the map extent due to cloud, atmospheric variations and other reasons. This analysis has not yet been validated in the field. ! ! ! ! SIKANDARABAD Delhi ! Delhi !FORT ! ! !
DANKAUR ! ! ! Uttar Pradesh ! Bulandshahr Uttar Pradesh ! ! Haryana ! Gautam Buddha Nag!ar ! Gurgaon !
! FORT ! ! Haryana ! Faridabad ! !PALWAL ! Y ! JEWAR ! Y ! a a m m ! u G G u ! n
n a TAPPAL a a ! ! ! a n n ! ! r g g i r v i e e v e s s e r JATAULI
! r r r i i ! v v KHAIR A ! ! e e Uttar Pradesh ! r r ! HODAL ! ! FORT Aligarh ! ! ! ! ! ! ! Haryana ! Gurgaon ! KOSI ! ! B !
! ! Uttar Pradesh ! ! ! Mathura ! ! ! ! ! Rajasthan
Bharatpur ! ! ! ! ! ! ! ! ! Uttar Pradesh ! A Ganges river inundation extent showing affected distriRcAYtAs of U.P. state A ! Hathras Overview of ganga basin during the flood season (MODIS/Aqua Image taken on 21-June-2013) Before inundation captured! using MODIS/Aqua Image [31-May-2013] Closer view of combined MODIS Terra/Aqua Images captured on 22 June 2013 captured using MODIS Terra/Aqua satellites on 21st June 2013 PRE DISASTER IMAGE (SOURCE : GOOGLE EARTH) ! ! ! ! ! ! Low-lying areas a!long the Yamuna remained submerged ! with the recorded water level in river at 206.83 metres. ! B ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! !
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G G h h a a g g h h a a r a r a r i r v iv e e r r
B B Overview of ganga basin during the dry season (MODIS/Aqua Image taken on 31-May-2013) Before inundation captured using MODIS/Aqua Image [31-May-2013] Closer view of combined MODIS Terra/Aqua Images captured on 22 June 2013