SOP for Flood Forecasting & Early Warning - UNESCO Islamabad

More documents

Recommendations

Info

$Math Lesson Plans level 4 Term 1$

three categories, which cause flooding in the catchments of the Indus basin river system and its tributaries. The flood management process is also described in this chapter. The early warning and flood forecasting system is covered in chapter 2. The responsibilities of the stake holders involved in the management process are indicated in chapter 3. The process of flood forecast and flood warning dissemination system is described in chapter 4 of this SOP. c:\documents and settings\administrator\desktop\cd material nust\international training workshop\session 5\2_sop pmd_51 pages.doc
Chapter 1 Flood Causes & Management 1.1 Define Floods Flood is defined as the high stage of a river at which the stream channel gets filled up and above which it overflows its banks and inundates the adjoining areas. 1.2 Classification of Floods In Pakistan, floods are classified into five levels, shown in Table (1.1). Table 1.1 Classification of floods S.No. Classification Detail 1. Low Flood It is that flood situation when the River is flowing within deep channel(s) but is about to spread over river islands/belas. 2. Medium Flood The river is called in Medium Floods when River flows is partly inundating river island/belas but below half of its highest flood level 3. High Flood When the water level of the River is almost fully submerging islands/belas and flowing upto high banks/buds with encroachment on freeboard. 4. Very High Flood When the water level of the river flows is between high banks/bunds with encroachment on freeboard. 5. Exceptionally High Flood It is that flood situation where there is imminent danger of overtopping/breaching or a breach has actually occurred or high bank areas become inundated. 1.3 Flood Limits of the River/Nullah The limits of the flood in different rivers/nullahs at different places are shown in Table 1.2 & 1.3 c:\documents and settings\administrator\desktop\cd material nust\international training workshop\session 5\2_sop pmd_51 pages.doc
Page 1 and 2: c:\documents and settings\administr
Page 3: Introduction Planes of Pakistan hav
Page 7 and 8: Table 1.3 S.No. Flood Limits NAME O
Page 9 and 10: c. Continue moving in the northerly
Page 11 and 12: the financial and technical support
Page 13 and 14: Heaviest and the most frequent summ
Page 15 and 16: i) Qualitative flood forecast ii) Q
Page 17 and 18: High/Critical flood equivalent to _
Page 19 and 20: ) Areal Flood Inundation Flood Fore
Page 21 and 22: Chapter 3 Responsibilities of the F
Page 23 and 24: placed in the forecasts issued by C
Page 25 and 26: especially in respect of the river
Page 27 and 28: season. During the flood emergency,
Page 29 and 30: the Engineers. Lack of understandin
Page 31 and 32: FFC was established in 1977 to prov
Page 33 and 34: Sukkur and Kotri barrages were rece
Page 35 and 36: appropriate recipient: the flood fo
Page 37 and 38: FLOOD ROUTING THROUGH MANGLA RESERV
Page 39 and 40: Annexture-5C FLOOD ROUTING THROUGH
Page 51: c:\documents and settings\administr

SOP for Flood Forecasting & Early Warning - UNESCO Islamabad

Create successful ePaper yourself

Delete template?

Save as template?