WATER QUALITY DATA 2008 | CPCB ENVIS
WATER QUALITY OF RIVER SUBARNAREKHA  - 2008
STATION CODE LOCATIONS TEMPERATURE ºC D.O. (mg/l) pH CONDUCTIVITY (µmhos/cm) B.O.D. (mg/l) NITRATE- N (mg/l) NITRITE- N (mg/l) FECAL COLIFORM (MPN/100ml) TOTAL COLIFORM (MPN/100ml)
Min Max Mean Min Max Mean Min Max Mean Min Max Mean Min Max Mean Min Max Mean Min Max Mean Min Max Mean Min Max Mean
WATER QUALITY CRITERIA       > 4 mg/l 6.5-8.5 < 2250 µmhos/cm < 3 mg/l             < 2500 MPN/100ml < 5000 MPN/100ml
1641 SUBARNAREKHA AT RAJGHAT NEAR BIHAR BORDER, ORISSA 25.0 28.0 26.5 7.2 8.1 7.6 7.4 8.0 7.7 119 315 235 0.6 1.9 1.4 0.50 1.48 0.93       940 1700 1347 1400 3500 2567
2397 SUBARNAREKHA AT GATALSUD DAM 26.0 26.0 26.0 6.3 6.3 6.3 6.7 6.7 6.7       1.1 1.1 1.1             200 200 200 750 750 750
23 SUBARNAREKHA AT RANCHI,(TATISILWAI)  JHARKHAND 19.0 31.0 25.9 5.1 8.9 7.3 6.5 7.6 7.1       1.1 10.5 5.4             230 930 485 1500 2400 2125
2386 SUBARNAREKHA AT MURI ROAD BRIDGE 27.0 27.0 27.0 7.8 7.8 7.8 7.0 7.0 7.0       0.8 0.8 0.8             280 280 280 1500 1500 1500
2385 SUBARNAREKHA AT NAMKUM ROAD BRIDGE 24.0 25.0 24.5 5.5 7.3 6.4 6.8 7.0 6.9       4.0 6.8 5.4             230 230 230 2100 2100 2100
1762 SUBARNAREKHA AT BIHAR - WEST BENGAL BORDER, WEST BENGAL 20.5 35.5 29.5 5.3 7.6 6.7 6.8 7.5 7.2 245 332 300 0.0 2.0 1.3             280 540 413 540 1600 815
2395 SUBARNAREKHA AT HATIA DAM 26.0 26.0 26.0 7.4 7.4 7.4 6.7 6.7 6.7       0.6 0.6 0.6             200 200 200 1500 1500 1500