WATER QUALITY OF RIVERS IN BRAHMAPUTRA BASIN-2005

LOCATIONTEMPER-ATURE °CD.O.
(mg/l)
pH CONDUCTIVITY
(µmhos/cm)
B.O.D.
(mg/l)
NITRATE
(mg/l)
AMMONIA - N
(mg/l)
FAECAL COLIFORM
(MPN/100 ml)
TOTAL COLIFORM
(MPN/100 ml)
CALCIUM
(mg/l)
MAGNESIUM
(mg/l)
SODIUM
(mg/l)
POTASSIUM
(mg/l)
CHLORIDE
(mg/l)
SULPHATE
(mg/l)
TOTAL ALKALINITY (mg/l)HARDNESS
(mg/l)
PHOSPHATE
(mg/l)
TURBIDITY
(NTU)
TOTAL DISSOLVED SOLIDS
(mg/l)
TOTAL FIXED SOLIDS
(mg/l)
TOTAL SUSPENDED SOLID
(mg/l)
FLUORIDE
(mg/l)
 MINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEANMINMAXMEAN
KHERGHAT (A/C WITH DIBANG & DIHANG),ASSAM---2.010.55.95.907.406.591644043310.33.41.20.010.300.130.020.020.023604600075233602400002798546.046.046.036.036.036.020.820.820.80.50.50.544.044.044.06.36.36.388.088.088.082.082.082.0---12.012.012.0246.0246.0246.0164.0164.0164.013.013.013.00.060.060.06
DIBRUGARH, ASSAM---2.69.56.15.907.206.571403732740.53.21.30.010.250.130.020.020.02360430012493601100002019452.052.052.040.040.040.012.012.012.01.01.01.030.030.030.015.715.715.7108.0108.0108.092.092.092.0---28.028.028.0256.0256.0256.0182.0182.0182.05.05.05.00.030.030.03
NIMATIGHAT, ASSAM---6.88.47.66.507.306.89202181420.46.21.80.020.120.060.020.020.02360430017873601100002061026.026.026.020.020.020.05.05.05.02.42.42.410.010.010.014.114.114.166.066.066.046.046.046.0---39.039.039.092.092.092.068.068.068.05.05.05.00.020.020.02
DHENUKHAPAHAR, ASSAM---6.07.97.26.507.306.85932271490.32.71.20.050.210.110.020.020.023002400002820329002400008737336.036.036.08.08.08.016.016.016.00.80.80.86.06.06.09.09.09.060.060.060.044.044.044.0---12.012.012.088.088.088.042.042.042.08.08.08.00.040.040.04
PANDU, ASSAM---6.98.57.96.407.607.001282351770.35.61.50.020.300.100.020.020.021502400002771543002400009705548.048.048.040.040.040.05.05.05.02.42.42.410.010.010.017.817.817.892.092.092.088.088.088.0---28.028.028.0126.0126.0126.082.082.082.011.011.011.00.060.060.06
JOGIJHOGA NEAR BRIDGE, ASSAM---4.17.05.46.007.206.75544082110.42.50.90.041.920.280.020.020.02300110000151493002400003511468.068.068.052.052.052.011.011.011.01.91.91.96.06.06.010.810.810.8130.0130.0130.0120.0120.0120.0---18.018.018.0174.0174.0174.0574.0574.0574.011.011.011.00.040.040.04
GEREKAMUKH,ASSAM,(B/C WITH BRAH.),ASSAM---8.28.78.46.406.906.67771261050.42.31.40.060.080.070.020.020.0243004300430015000150001500018.018.018.012.012.012.05.25.25.20.80.80.88.08.08.04.64.64.644.044.044.030.030.030.0---2.02.02.058.058.058.030.030.030.05.05.05.00.020.020.02
BURHIDIHING AT MARGHERITA, ASSAM---6.410.28.26.907.106.98732801750.92.01.30.020.300.130.020.020.02910230018372300460001547538.038.038.022.022.022.05.05.05.03.13.13.16.06.06.015.215.215.286.086.086.060.060.060.0---36.036.036.0120.0120.0120.076.076.076.011.011.011.00.030.030.03
DIGBOI RIVER AT LAKHIPATHE, RESERVE FOREST, DIGBOI, ASSAM---5.27.46.46.206.706.452454813230.54.52.60.010.180.090.020.020.02360110000371659302400009005842.042.042.034.034.034.09.19.19.12.32.32.310.010.010.016.816.816.892.092.092.076.076.076.0---4.04.04.0234.0234.0234.0212.0212.0212.05.05.05.00.010.010.01
DISANG AT GUNDAMGHAT, ASSAM---6.06.86.56.606.706.6778128950.65.33.00.100.540.270.020.020.0223009300516739009300583330.030.030.016.016.016.06.26.26.20.80.80.88.08.08.09.89.89.864.064.064.046.046.046.0---21.021.021.090.090.090.064.064.064.015.015.015.00.040.040.04
JHANJI AT N.H. CROSSING JORHAT, ASSAM---6.57.67.26.506.806.6780##5180.33.31.80.020.110.070.020.020.023603603607302400008524322.022.022.018.018.018.05.05.05.02.32.32.38.08.08.015.315.315.356.056.056.040.040.040.0---18.018.018.076.076.076.056.056.056.032.032.032.00.010.010.01
BHOGDOI RIVER AT JORHAT ,ASSAM---6.67.57.36.706.906.75751681110.32.21.20.020.070.050.020.020.0291021001332230024000012290024.024.024.018.018.018.05.45.45.43.03.03.010.010.010.010.410.410.458.058.058.042.042.042.0---22.022.022.082.082.082.060.060.060.029.029.029.00.010.010.01
DHANSIRI AT FULL NAGARJAN, NAGALAND2830293.39.06.06.508.507.332109003901.32.82.2------------12.648.331.52.011.67.8------5.717.411.5---32.0110.086.626.096.063.5---66.966.966.960.0140.0113.8---------
DHANSIRI  AT TOWN BOUNDARY BRIDGE (DIPHU ROAD), NAGALAND2228262.85.94.37.007.007.001101801530.22.21.1------------21.046.234.35.110.68.0------10.120.515.3---74.0130.0102.842.090.067.3---74.874.874.880.0110.091.7---------
DHANSIRI  AT BRIDGE NEAR PURANA BAZAAR, NAGALAND2729283.36.95.46.808.007.27902301372.02.82.4------------16.846.227.32.811.16.8------2.616.410.9---32.0209.0120.328.092.055.3---85.285.285.245.0140.081.7---------
DHANSIRI  AT NUTON BASTI, NAGALAND2530281.94.12.76.507.006.771101901580.52.81.6------------21.039.932.23.67.35.8------17.421.520.0---52.0130.095.536.070.056.0---36.936.936.980.0120.095.7---------
DHANSIRI  AT NEAR CHECK GATE (DIMAPUR KHUTKHUTI ROAD), NAGALAND2728273.16.34.46.907.507.30902301380.62.51.4------------18.923.121.02.216.38.5------2.618.511.3---34.0120.089.328.090.056.0---76.376.376.370.0140.0105.0---------
DHANSIRI AT GOLAGHAT, ASSAM---6.78.17.66.807.607.081552311940.42.31.10.030.090.050.020.020.02730910850230015000673370.070.070.050.050.050.08.28.28.22.12.12.16.06.06.019.119.119.1114.0114.0114.0120.0120.0120.0---33.033.033.0166.0166.0166.0124.0124.0124.013.013.013.00.010.010.01
*MORA BHARALI  AT TEZPUR, ASSAM---7.87.87.86.306.906.676189790.73.21.70.010.070.04---23004300330023004300330020.020.020.08.08.08.05.05.05.01.01.01.06.06.06.07.37.37.342.042.042.028.028.028.0---10.010.010.068.068.068.038.038.038.09.09.09.00.020.020.02
BORAK AT PANCHAGRAM , ASSAM---6.57.57.16.006.806.50711921220.30.60.40.060.070.06---36036036036029001390------------------------------------------
BHARALU RIVER AT GUWAHATI---0.70.70.76.506.906.6753674264631.043.038.30.040.120.080.050.050.052100240000160700110000240000196667108.0108.0108.0100.0100.0100.024.024.024.012.812.812.844.044.044.027.327.327.3300.0300.0300.0208.0208.0208.0---24.024.024.0498.0498.0498.0404.0404.0404.063.063.063.00.090.090.09
DEEPAR BILL, ASSAM*---8.411.29.36.107.406.901852622180.55.02.50.030.070.050.020.020.023609300483023009300580052.052.052.032.032.032.08.08.08.03.43.43.416.016.016.073.873.873.840.040.040.084.084.084.0---25.025.025.0184.0184.0184.0154.0154.0154.08.08.08.00.060.060.06
TEESTA A/C OF RIVERS LACHENCHU AND LACHUNGCHU AT CHUNGTHAANG, SIKKIM---10.012.011.16.007.006.50282802522.03.02.42.403.302.94---502201387028019926.028.027.092.0106.099.0------20.021.020.526.028.027.0190.0200.0195.0120.0132.0126.00.00.00.02.22.52.4------------
TEESTA A/C WITH RIVER RANICHU AT SINGTAM---8.012.010.36.007.006.342603002731.54.03.02.103.602.81---62201267028020328.028.028.0107.0107.0107.0------25.025.025.028.028.028.0200.0200.0200.0135.0135.0135.0---1.51.51.5------------
TEESTA A/C WITH RANGICHU AFTER MEETING THE INDUSTRIAL EFFLUENTS FROM THE TOWN RA---8.012.09.96.007.106.432603202772.83.53.32.003.602.87---6022012511028019329.029.029.0111.0111.0111.0------24.024.024.028.028.028.0210.0210.0210.0140.0140.0140.00.30.30.32.02.02.0------------
TEESTA AT MELLI DOWNSTREAM, SIKKIM---8.012.09.96.007.206.272602802712.53.83.22.203.503.09---9022017318028025530.030.030.0105.0105.0105.0------25.025.025.027.027.027.0210.0210.0210.0135.0135.0135.00.10.10.13.03.03.0------------
DIKCHU B/C WITH RIVER TEESTA NEAR NHPC HYDROELECTRIC POWER PROJECT, SIKKIM---10.012.010.96.007.006.572702802732.03.22.82.203.602.91---302201237028018827.027.027.093.093.093.0------21.021.021.026.026.026.0190.0190.0190.0120.0120.0120.00.00.00.02.02.02.0------------
MANEY KHOLA AT BURTUK NEAR ARMY BASE CAMP, 4 KM        U/S OF GANGTOK, SIKKIM---9.012.011.16.007.006.612302802742.03.52.82.203.502.88---602201307028017828.028.028.094.094.094.0------22.022.022.027.027.027.0200.0200.0200.0122.0122.0122.0---2.02.02.0------------
MANEY KHOLA AFTER CONFLUENCE WITH RAY KHOLA AT ADAMPOOL AFTER MEETING WASTE OF STP, GANGTOK D---10.012.011.46.007.006.472603202692.03.22.62.003.502.77---502201097028013829.029.029.0101.0101.0101.0------24.024.024.026.026.026.0210.0210.0210.0130.0130.0130.00.00.00.02.52.52.5------------
A/C OF RANICHU AND RORACHU AT RANIPOOL, SIKKIM---10.012.010.86.007.006.502603002732.03.52.62.003.502.73---9022013111028016530.030.030.0100.0100.0100.0------33.033.033.025.025.025.0190.0190.0190.0130.0130.0130.00.00.00.02.52.52.5------------
RANICHU B/C WITH RIVER TEESTA AT SINGTAM, SIKKIM---8.012.010.46.007.206.442602802722.03.82.82.203.402.68---9022013411028018630.030.030.0108.0108.0108.0------24.024.024.028.028.028.0210.0210.0210.0138.0138.0138.0---2.02.02.0------------