Sudan Gauge Stations Hydrographs EGYPT Blue Nile Gauge Hydrograph at Khartoum station Main Nile Gauge Hydrograph at Dongola Station 17.5 380.5 16.5 229.03 17.0 380.0 16.0 228.53 Flooding (16.50) 16.5 379.5 15.5 228.03 Critical (16.00) Flooding (15.22) 16.0 379.0 15.0 227.53 Critical (14.72) 15.5 Alert (15.00) 378.5 14.5 227.03 15.0 ) . l 378.0 . LIBYA s 14.0 226.53 . ) a . ( l . 14.5 Alert (13.47) s . m 377.5 s a ( r 13.5 226.03 n i e t 14.0 l m e e s v n r m 377.0 i e e 13.0 225.53 l t n L i e e 13.5 r v e e m e g 376.5 t L a n u i 12.5 225.03 a r e Red 13.0 W e g G t d u a e a 376.0 Sea c 12.0 224.53 W G 12.5 u d Northern d e e c 375.5 R 11.5 224.03 u d 12.0 e R 375.0 11.0 223.53 D o n g o l a 11.5 10.5 223.03 11.0 374.5 10.0 222.53 10.5 374.0 9.5 222.03 10.0 373.5 9.5 373.0 9.0 221.53 l l l l l l l l l l l l l l l l t t t t t t t t g g g g g g g g g g g g g g g p p p p p p p p p p p p p p p n n n n n n n n n n n n n n n c c c c c c c c u u u u u u u u u u u u u u u u e e e e e e e e e e e e e e e u u u u u u u u u u u u u u u u u u u u u u u u u u u u u u J J J J J J J J J J J J J J J J O O O O O O O O S S S S S S S S S S S S S S S J J J J J J J J J J J J J J J - - - - - - - - - - - - - - - - A A A A A A A A A A A A A A A - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 1 3 5 7 9 1 3 5 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 2 4 6 8 0 2 4 6 8 0 2 4 6 8 0 8.5 221.03 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 3 0 0 0 0 0 1 1 1 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 0 0 0 0 1 1 1 1 1 2 2 2 2 2 3 l l l l l l l l l l l l l l l l t t t t t t t t g g g g g g g g g g g g g g g p p p p p p p p p p p p p p p n n n n n n n n n n n n n n n c c c c c c c c u u u u u u u u u u u u u u u u e e e e e e e e e e e e e e e u u u u u u u u u u u u u u u u u u u u u u u u u u u u u u J J J J J J J J J J J J J J J J O O O O O O O O S S S S S S S S S S S S S S S J J J J J J J J J J J J J J J - - - - - - - - - - - - - - - - A A A A A A A A A A A A A A A - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Time (days) - - - - - - - - - - - - - - - 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 1 3 5 7 9 1 3 5 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 2 4 6 8 0 2 4 6 8 0 2 4 6 8 0 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 3 0 0 0 0 0 1 1 1 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 1988 2006 2007 2001 mean 0 0 0 0 1 1 1 1 1 2 2 2 2 2 3 Time (days) A t b a r a 1988 2006 2007 mean Nile White Nile Gauge Hydrograph at Mogren station Main Nile Gauge Hydrograph at Atbara Station 18 380.7 17.0 17 379.7 16.5 S h e n d i Critical Level 16.0 Flooding (15.78) 16 378.7 ) l 15.5 . Critical (15.18) s Alert Level . a ( CHAD 15.0 15 377.7 m s n r i e t s Khartoum l 14.5 e Alert e v m Kassala e n YEMEN L K h a r t o u m i 14 376.7 r 14.0 e s e g r t e u a t a e W G m 13.5 d n e i 13 375.7 c e u g 13.0 d u e a R G 12.5 Northern ERITREA 12 374.7 12.0 Darfur El Gezira 11.5 Northern 11 373.7 Kordofan 11.0 10 372.7 l l l l l l l l l l l l l l l l t t t t t t t t g g g g g g g g g g g g g g g p p p p p p p p p p p p p p p 10.5 n n n n n n n n n n n n n n n c c c c c c c c u u u u u u u u u u u u u u u u e e e e e e e e e e e e e e e u u u u u u u u u u u u u u u u u u u u u u u u u u u u u u J J J J J J J J J J J J J J J J O O O O O O O O S S S S S S S S S S S S S S S J J J J J J J J J J J J J J J - - - - - - - - - - - - - - - - A A A A A A A A A A A A A A A - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 1 3 5 7 9 1 3 5 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 2 4 6 8 0 2 4 6 8 0 2 4 6 8 0 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 3 0 0 0 0 0 1 1 1 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 10.0 Gedaref 0 0 0 0 1 1 1 1 1 2 2 2 2 2 3 Time (day) 9.5 l l l l l l l l l l l l l l l l t t t t t t t t g g g g g g g g g g g g g g g p p p p p p p p p p p p p p p n n n n n n n n n n n n n n n c c c c c c c c u u u u u u u u u u u u u u u u 1988 2006 2007 Alert Level Critical Level mean e e e e e e e e e e e e e e e u u u u u u u u u u u u u u u u u u u u u u u u u u u u u u J J J J J J J J J J J J J J J J O O O O O O O O S S S S S S S S S S S S S S S J J J J J J J J J J J J J J J - - - - - - - - - - - - - - - - A A A A A A A A A A A A A A A - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 1 3 5 7 9 1 3 5 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 1 3 5 7 9 2 4 6 8 0 2 4 6 8 0 2 4 6 8 0 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 3 0 0 0 0 0 1 1 1 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 0 0 0 0 0 1 1 1 1 1 2 2 2 2 2 0 0 0 0 1 1 1 1 1 2 2 2 2 2 3 Time (days) Blue Nile Gauge at Eddiem 1988 2006 2007 Mean White Nile Sennar Western Darfur 13.00 Main Nile at Shendi Station Critical Level 11.8 m 18.5 360.9 12.00 18.0 Flooding (17.6) 360.4 DJIBOUTI 17.5 Critical (17.1) 359.9 11.00 Alert Level (10.80 17.0 359.4 m) s r 16.5 e Alert (10.6) 358.9 Southern Darfur t Southern E d d i e m e 16.0 m Blue Nile ) 358.4 n .