Sl. No. Particulars Details
1 Total geographical area of West Bengal 88,752 Sq Km
2 Number of districts 23
3 Population (as per Census 2011) 9.13 Crores
4 Major River Basins (Ganga, Brahmaputra & Subarnarekha) 3 Nos
5 Number of River Basins 39 Nos
6 Catchment area of River Basins outside of State but within India 57,624 Sq Km
7 Catchment area of River Basins falling outside India 34,252 Sq Km
8 Total catchment area of River Basins (within and outside the country) 1,80,268 Sq Km
9 Annual Average Rainfall 1,826 mm
10 Total length of Drainage channels and Khals 8,409 Km
11 Number of vulnerable districts due to flood and drainage congestion 19 Nos
12 Number of vulnerable blocks due to flood and drainage congestion 198 Nos
13 Total Flood Prone Area 37,760 Sq Km
14 Total length of embankments 10,584 Km
15 Total length of area wall and sea dyke (in Purba Medinipur district) 67 Km
16 Urban infiltration waste water potential (from I&WDprojects) 136.9 CmH
17 Ultimate Irrigation Potential (including tidal irrigation) 2,010,381 Th Ha
18 Irrigation Potential Created (including tidal irrigation) 1,636,334 Th Ha
19 Irrigation Potential Utilized (including tidal irrigation) 1,330,474 Th Ha
20 Total area of tidal irrigation projects 144.4 Th Ha
21 Completed major irrigation projects 5 Nos
22 Ongoing major irrigation projects 1 No
23 Completed medium & minor irrigation projects 99 Nos
24 Ongoing medium & minor irrigation projects 7 Nos
25 Number of Large Dams (as per National Register of Large Dams, CWC, Govt. of India) 28 Nos
26 Gross Reservoir Storage created by the Large Dams 1686.27 MCM
27 Number of Small Dams 13 Nos
28 Number of Barrages 15 Nos
29 Number of Weirs 33 Nos
30 Number of Check dams 72 Nos
31 Number of Head Regulators 1,416 Nos
32 Number of Cross Regulators 1,512 Nos
33 Number of Cross Drainage structures 2,825 Nos
34 Number of canal outlet structures 20,792 Nos
35 Number of other canal structures (canal fall, escape etc.) 10,590 Nos
36 Total length of main canals 2,426 Km
37 Total length of distributaries and minors 7,073 Km
38 Number of major sluices (discharge capacity > 5 cumec) 513 Nos
39 Number of minor sluices (discharge capacity ? 5 cumec) 2,268 Nos
40 Total number of concrete & steel bridges 4,316 Nos
41 Number of Wooden Bridges 944 Nos
42 Number of Pumping Stations 19 Nos
43 Total length of bituminous / black topped roads 767 Km
44 Total length of Concrete & Other roads 5,816 Km
45 Number of Departmental Premises 544 Nos
46 Number of Staff Quarters 3,143 Nos
47 Number of Inspection Bungalows 60 Nos
48 Number of Rest Sheds 139 Nos
49 Number of Office Building 386 Nos
50 Number of Rented Accommodation for Office 31 Nos