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Table 13.1 Stratigraphic succession (geological formation) and their characteristics
Sl.
No. Formation
Characteristics
1
Hugli
formation
Hugli formation comprises recent sediment of present day, coarse to
medium grained light yellow to light grey sand mixed with grey to burnish
grey fines (silt and clay) are abundant throughout the region
2
Chinsurah
formation
Chinsurah formation occupies the southern part, mostly low lying area of
Burdwan. The width of this area is about 2 km. Mica, silty clay, ferruginous
concentration are mostly deposited
3
Sijua
formation
Sijua formation occupies the entire northern undulating terrain of the
Damodar and other river systems. The horizon is represented by hard,
sticky, brownish, yellow grey cliche. The size of cliche is 2 mm–6 cm.
Quartz, feldspar and other eroded materials of the Vindhyan formation are
found in the sandy horizon
Fig. 13.2 Geo-environmental set up of the study area  – (a) Geology; (b) Slope; (c) Drainage
system; (d) Soil texture; (e) Communication network
13 Flood Frequency Analysis and Its Management in Selected Part of Bardham…