Research Article
Water Quality of River Kosi and Rajera System at Rampur (India): Impact Assessment
Table 1
Mean values of physicochemical and biological parameters of River Kosi and River Rajera at Rampur showing seasonal variations.
| | | Temperature (°C) | pH | Total solids (mg/L) | Conductivity (μ-mho/cm) | | W | S | R | W | S | R | W | S | R | W | S | R |
| | Station 1 | 19.7 | 34 | 30.9 | 7.7 | 7.5 | 7.5 | 365 | 387 | 386 | 493 | 514 | 445 | | Station 2 | 20.1 | 33.5 | 30.7 | 7.9 | 7.4 | 7.6 | 325 | 351 | 366 | 461 | 482 | 421 | | Station 3 | 18.9 | 33.4 | 30.5 | 7.8 | 7.3 | 7.5 | 341 | 347 | 372 | 479 | 485 | 430 |
| | Turbidity (NTU) | Hardness (mg/L) | Chloride (mg/L) | Alkalinity (mg/L) | | W | S | R | W | S | R | W | S | R | W | S | R |
| | Station 1 | 32 | 41 | 75 | 205 | 209 | 199 | 25.3 | 21.0 | 18.8 | 195 | 158 | 111 | | Station 2 | 25 | 34 | 73 | 189 | 188 | 184 | 21.4 | 19.0 | 18.1 | 157 | 131 | 91 | | Station 3 | 29 | 36 | 74 | 211 | 207 | 205 | 23.8 | 20.0 | 18.2 | 197 | 153 | 98 |
| | D.O. (mg/L) | B.O.D. (mg/L) | C.O.D. (mg/L) | MPN | | W | S | R | W | S | R | W | S | R | W | S | R |
| | Station 1 | 6.7 | 6.8 | 6.3 | 5.9 | 5.7 | 5.8 | 39.0 | 33.0 | 36.0 | 121 | 134 | 190 | | Station 2 | 6.6 | 6.6 | 6.2 | 6.0 | 5.5 | 5.9 | 36.0 | 32.8 | 33.5 | 115 | 126 | 179 | | Station 3 | 6.5 | 6.4 | 6.3 | 6.0 | 5.5 | 6.0 | 40.0 | 36.0 | 36.5 | 114 | 129 | 189 |
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W: Winter (Nov. to Feb.), S: Summer (Mar. to Jun.), R: Rainy (Jul. to Oct.).
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