Table 6 Canal surface area and temperature.

From: Introducing winter rice cropping by using non-saline tidal water influx in western basins of South 24 Parganas, India

Canal name

Average top width (m)

Surface area (m2)

Avg. water temp. (°C)

Avg. water temp. (°C)

ew

Upper Keorapukur Khal

12.25

172,357.50

17.25

19.931 ≈ 20

17.54

Hotor Khal

42.55

837,507.00

21.70

Suryapur Inner Channel

29.35

487,595.14

21.50

Usti Nainan Outfall Channel

53.68

579,663.64

19.75

Kata Khal

23.50

187,154.00

20.75

Sangrampur Khal

29.99

353,221.67

20.50

Joynagar Khal

17.93

95,011.07

21.75

Upper Dhanpota Khal

14.61

115,136.32

20.75

Hara Khal

18.56

391,575.51

3.54

Kulpi Khal

25.74

422,126.66

20.62

Upper Hatuganj Khal

13.56

50,863.56

20.25

Nazra Khal

15.59

58,181.88

18.50

Srichanda Khal

19.99

185,793.54

22.05

Dasani Khal

16.17

261,905.60

20.67

Diamond Harbour Creek

60.79

931,926.56

20.25

Kholakhali Khal

20.79

137,816.91

20.50

Lower Keorapukur Khal

22.08

324,222.72

20.62

Lower Hatuganj Khal

14.09

140,685.43

21.55

Adi Ganga Canal

25.87

460,685.74

23.75

Lower Dhanpota Khal

5.19

32,577.93

22.35

  1. Avg. average, ew saturated vapor pressure at the water surface (mm of mercury).