Table 1.
Physicochemical properties parameters in Bangladesh in surface water and groundwater. Data are extracted from various individual studies and arranged chronologically based on year of publication of the reviewed articles. Values given represent the mean values or mean values plus-minus standard deviation (S.D.), where the values with ± in the parenthesis () represents average ± S.D.
| Samples Location | BOD (mg/L) | COD (mg/L) | DO (mg/L) | Temperature (°C) | pH | TDS (mg/L) | Conductivity (μ-mhos/cm) | Reference |
|---|---|---|---|---|---|---|---|---|
| Surface Water | ||||||||
| Halda River | ─ | ─ | 6.874 | 27.02 | 6.72 | 66.32 | (Patra and Azadi, 1985) | |
| Surma River (Dry) | (1.00 ± 3.8) | (1.53 ± 0.52) | (5.52 ± 1.40) | ─ | (6.13 ± 0.29) | (139.30 ± 38.40) | ─ | (Alam et al., 2007) |
| Surma River (Monsoon) | (0.88 ± 0.31) | (1.34 ± 0.40) | (5.72 ± 1.42) | ─ | (6.09 ± 0.33) | (129.50 ± 37.44) | ─ | (Alam et al., 2007) |
| Mouri River | 21.268 | 348.275 | 5.537 | 23.23 | ─ | 283.5 | 176 | (Kamal et al., 2007) |
| Surface Water near D.N.D Embankment | (584.75 ± 249.66) | (1264.67 ± 534.86) | (0.84 ± 0.75) | (33.75 ± 1.71) | (8.70 ± 0.72) | (1369.33 ± 780) | (2076.58 ± 892.55) | (Sultana et al., 2009) |
| Sadar ghat, Buriganga River (Rainny Season) | ─ | 54.9 | ─ | 29.88 | 7.1 | ─ | ─ | (Saha et al., 2009) |
| Sadar ghat, Buriganga River (Winter Season) | 9.1 | 22.3 | ─ | 19.33 | 7.05 | ─ | ─ | (Saha et al., 2009) |
| Barapukuria, Dinajpur (Drainage Water) | 16.87 | 260.1 | 12.77 | 34.1 | 6.75 | ─ | ─ | (Bhuiyan et al., 2010) |
| Barapukuria, Dinajpur (Ground Water) | 19.9 | 233.9 | 9.82 | 30.2 | 8.85 | ─ | ─ | (Bhuiyan et al., 2010) |
| Buriganga River, Dhaka (Different Seasons) | 44.69 | ─ | ─ | ─ | ─ | 671.83 | ─ | (Ahmed et al., 2011b) |
| Katrnatoli River, Savar, Dhaka (Different Seasons) | 33.99 | ─ | ─ | ─ | ─ | 249.44 | ─ | (Ahmed et al., 2011b) |
| Ashulia, Dhaka | (0.89 ± 0.86) | (56.57 ± 27.13) | (4.72 ± 1.1.3) | (27.28 ± 1.80) | (7.47 ± 0.18) | (838.33 ± 374.47) | (983.25 ± 210.82) | (Bhuiyan et al., 2011) |
| Amin Bazar, Dhaka | (0.72 ± 0.65) | (50.01 ± 33.14) | (4.95 ± 1.28) | (28.00 ± 2.10) | (7.46 ± 0.19) | (673.33 ± 195.88) | (1100.33 ± 131.42) | (Bhuiyan et al., 2011) |
| Tejgaon area, Dhaka (Wet Season) | 17 | 130.5 | 0.1 | ─ | 7.1 | 303.1 | 852.7 | (Mondol et al., 2011) |
| Tejgaon area, Dhaka (Dry Season) | 0.5 | 104 | 0.2 | ─ | 7.1 | 483.3 | 835.9 | (Mondol et al., 2011) |
| Karatoa river | ─ | ─ | ─ | ─ | (7.28 ± 0.16) | (324.87 ± 107.55) | (Zakir et al., 2012) | |
| Shitalakshyaa River | ─ | 120 | ─ | 25.15 | 8.1 | 737.5 | 1087.5 | (Sikder et al., 2013) |
| Turagh River | ─ | 35 | ─ | 21.55 | 7.45 | 410.5 | 579.5 | (Sikder et al., 2013) |
| Bongshi River | ─ | 35 | ─ | 20.87 | 7.433 | 420.33 | 594 | (Sikder et al., 2013) |
| Turag river (2006) | 2.8 | 58 | 6 | ─ | 7.1 | 342 | 98 | (Banu et al., 2013) |
| Turag river (2010) | 22 | 102 | 0 | ─ | 7.5 | 812 | 1800 | (Banu et al., 2013) |
| Karnaphuli River, Chittagong (Summer) | ─ | ─ | (8.07 ± 2.63) | ─ | (7.89 ± 0.31) | ─ | ─ | (Ali et al., 2016) |
| Karnaphuli River, Chittagong (Winter) | ─ | ─ | (9.92 ± 2.78) | ─ | (8.17 ± 0.49) | ─ | ─ | (Ali et al., 2016) |
| Ground Water | ||||||||
| Mymensingh (Different types of Tubwells) | ─ | 4.636 | 1.123 | ─ | 7.077 | ─ | 369.615 | (Ahmed et al., 2010) |
| Cox's Bazar paleobeach area | ─ | ─ | 3.27 | 27 | 7.1 | 677 | ─ | (Seddique et al., 2016) |
| Rajshahi City (Shallow Tubwells) | ─ | ─ | ─ | (27.39 ± 0.68) | (6.91 ± 0.18) | (297.44 ± 49.7) | (445.44 ± 49.41) | (Mostafa et al., 2017) |
| Rajshahi City (Deep Tubwells) | ─ | ─ | ─ | (27.2 ± 0.54) | (7.0 ± 0.14) | (241.65 ± 21.7) | (454.98 ± 52.47) | (Mostafa et al., 2017) |
| Panchbibi, Joypurhat | ─ | ─ | ─ | ─ | (7.935 ± 0.46) | (270.48 ± 104.78) | (422.63 ± 163.73) | (Islam et al., 2017d) |
| Barguna (Shallow Tubewell) | ─ | ─ | ─ | 27.76 | 7.42 | 4829 | 8973 | (Islam et al., 2017d) |
| Bangladesh Standards (Drinking water) | 0.2 | 4.0 | 6.0 | 20–30 | - | 1000 | - | (DPHE, 2018) |
| Bangladesh Standard (Industrial Effluent) | 50 | 200 | 4.5–8.0 | 40–45 | 6–9 | 2100 | 1200 | (DoE, 2008) |