Bhangar I is a community development block that forms an administrative division in Baruipur subdivision of South 24 Parganas district in the Indian state of West Bengal.

As the sea receded southwards, in the sub-recent Geological Period, a large low-lying plain got exposed.

The periodical collapse of both the natural Levees and man-made embankments speed up the process of filling up of the depressions containing Brackish Water wetlands.

Bhangar and Kolkata Leather Complex police stations serve this CD Block.

[7] Gram Panchayats of Bhangar I CD block/Panchayat Samiti are: Bodra, Chandaneswar-I, Chandaneswar-II, Durgapur, Jagulgachhi, Narayanpur, Pranganj, Shanksahar and Tarda.

[8] According to the 2011 Census of India, the Bhangar I CD block had a total population of 249,170, of which 228,528 were rural and 20,642 were urban.

[9] Large villages (with 4,000+ population) in the Bhangar I CD block (2011 census figures in brackets): Kharamba (4,591), Tardaha Kapasati (11,869), Ghunimeghi (4,151), Narayanpur (9,107), Madhabpur (4,369), Dari Madhabpur (6,556), Chak Barali (5,978), Dhara (5,231), Ghatak Pukur (5,048), Kalikapur (4,591), Rani Gachhi (4,265), Satberia (5,019), Kashinathpur (4,688), Chandaneswar (4,980), Khar Gachhi (4,673), Naora (4,572), Bodra (5,324) and Badi (4,173).

[9] Other villages in the Bhangar I block include (2011 census figures in brackets): Jagulgachhi (2,926), Durgapur (2,650) and Shaksahar (3,698).

[14] According to the 2001 Census of India, the Bhangar I CD block had a total literacy of 60.55 per cent for the 6+ age group.

[15] In the 2011 Census of India, Muslims numbered 167,892 and formed 67.38% of the population in the Bhangar I CD block.

[20] The District Human Development Report points out that in the blocks of the region situated in the close proximity of the Kolkata metropolis, overwhelming majority are involved in the non-agricultural sector for their livelihood.

It includes factory, mining, plantation, transport and office workers, those engaged in business and commerce, teachers, entertainment artistes and so on.

[22] There are 80 inhabited villages in the Bhangar I CD block, as per the District Census Handbook, the South Twenty-four Parganas, 2011.

67 villages (83.75%) have telephones (including landlines, public call offices and mobile phones).

[23] The South 24 Parganas had played a significant role in the Tebhaga movement launched by the Communist Party of India in 1946.

[26] In 2013–14, there were 72 fertiliser depots, 10 seed stores and 41 fair price shops in the Bhangar I CD block.

[27] Poor irrigation and high soil salinity results in the mono-cropping pattern of cultivation in a major portion of the South 24 Parganas district.

As a result of its closeness to the Bay of Bengal, the river waters are mostly saline and are unsuitable for irrigation.

[28] In the Bhangar I CD block, in 2013–14, net area under effective pisciculture was 808 hectares, engaging 6,880 persons in the profession, and with an approximate annual production of 107,980 quintals.

[33] Certain areas of the South 24 Parganas district have been identified where ground water is affected by Arsenic Contamination.

[34] High levels of arsenic in ground water were found in twelve CD blocks of the district.

Water samples collected from tubewells in the affected places contained arsenic above the normal level (10 micrograms per litre as specified by the World Health Organization).