WATER QUALITY DATA 2012 | CPCB ENVIS 
WATER QUALITY OF TRIBUTARY STREAMS TEESTA, KUNDLI, DIKHOW, KOHORA, BOGINADI, RANGA,  KAPILI, BEKI, SANKOSH, BARAK,  SONAI, KUSHIYARA, KAROLA, KALJANI, PACHNAI, GANGA, DIKRONG, SIANG & KAMENG - 2012
 
STATION CODE LOCATIONS STATE TEMPERATURE șC D.O. (mg/l) pH CONDUCTIVITY (”mhos/cm) B.O.D. (mg/l) NITRATE- N+ 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
WATER QUALITY CRITERIA     > 4 mg/l 6.5-8.5   < 3 mg/l   < 2500 MPN/100ml < 5000 MPN/100ml
1947 TEESTA AT SILIGURI WEST BENGAL 12 24 18 6.5 9.7 7.8 7.2 7.9 7.5 61 156 91 0.4 3.6 2.3 0 0.37 0.2 200 33000 10408 1200 200000 47042
2229 KUNDLI RIVER AT KUNDLI/ SAPAKHOWA, SADIA. ASSAM 14 23 20 6 8 6.7 6.9 7.2 7 87 192 126 0.7 4.7 1.9 0.13 0.23 0.19 0 0 0 0 300 150
2231 DIKHOW RIVER AT DIKHOW BRIDGE SIVASAGAR ASSAM 19 27 23 5.1 6.7 5.8 6.8 7.5 7.1 69 246 166 1.2 1.8 1.5 0.1 0.26 0.17 0 300 75 300 1500 705
2232 KOHORA RIVER AT N.H. CROSSING, KOHORA ASSAM 24 36 32 5.8 9.2 6.9 6.5 7.2 6.9 24 201 84 0.4 3.8 1.4 0.1 0.1 0.1 0 300 75 360 930 725
2233 BOGINADI NEAR BRIDGE NH-52, LAKHIMPUR ASSAM 19 24 22 8.2 8.6 8.4 6.5 8.3 7.1 63 101 76 0.9 2.4 1.6 0.1 0.25 0.16 0 0 0 0 730 258
2234 RANGA NADI D/S OF HYDEL PROJECT ASSAM 19 24 23 8.1 8.5 8.3 6.5 7 6.8 61 131 93 1.3 2.4 1.7 0.11 0.38 0.25 0 0 0 300 960 588
2236 KAPILI RIVER AT DHARMTUL BRIDGE, NH-31, NAGAON ASSAM 19 30 26 5.9 7.6 6.7 6.5 7.1 6.8 20 117 73 0.7 3.9 2.7 0.1 0.14 0.12 0 0 0 300 1100 587
2238 BEKI RIVER AT NH-37 CROSSING AT BARPETA ROAD ASSAM 17 28 23 6.6 6.8 6.7 6.8 7.8 7.4 102 171 131 1 1.9 1.6 0.18 0.3 0.23 0 300 75 0 1100 630
2239 SANKOSH RIVER, DHUBRI ASSAM 19 30 26 6.5 6.9 6.7 7 7.7 7.3 43 89 72 1 3.2 2.2 0.17 0.26 0.22 0 0 0 300 730 408
2240 BARAK RIVER AT D/S OF SILCHAR ASSAM 10 19 14 4.9 7.3 6.5 6.8 7.3 7 52 148 83 0.7 4.5 2.9 0.13 0.39 0.22 0 360 90 360 1100 915
2241 SONAI RIVER AT SONAI ASSAM 9 19 15 6.3 7 6.6 6.7 7.7 7.1 29 138 87 1.3 2.5 1.9 0.1 0.45 0.23 0 360 90 700 910 760
2242 KUSHIARA RIVER AT KARIMGANJ ASSAM 9 18 16 6.3 7.1 6.8 7 7.7 7.2 55 170 96 1 1.8 1.3 0.12 0.56 0.26 0 0 0 300 720 520
2523 KAROLA, D/S OF JALPAIGURI, NEAR MIN BHAWAN WEST BENGAL 15 33 26 5.8 9.7 7.5 7.2 8.3 7.5 45 110 84 1.2 3.6 2.3 0 1.07 0.24 900 90000 19247 1400 200000 55453
2524 KALJANI D/S OF ALIPURDWAR, MUNICIPALITY DISCHARGE POINT  WEST BENGAL 20 30 27 5.8 8.3 7.3 6.9 8.3 7.6 27 168 132 0.2 5.4 2.7 0 1.04 0.28 1200 50000 10808 1400 100000 29700
2235 PANCHNAI RIVER AT NH-52 CROSSING, ORANG ASSAM 16 25 21 8.3 8.6 8.4 7 7.4 7.2 80 133 103 0.8 2.8 1.7 0.1 0.15 0.13 0 0 0 0 360 165
3095 GANGA RIVER AT CHANDRAPUR, ITANAGAR ARUNACHAL PRADESH 32 32 32       6.9 6.9 6.9 54 54 54 2 2 2 0.24 0.24 0.24            
3096 DIKRONG RIVER AT NIRJULI ARUNACHAL PRADESH 14 14 14       6.8 6.8 6.8 53 53 53 0.9 0.9 0.9 0.12 0.12 0.12            
3098 SIANG RIVER AT RANAGHAT, NEAR RCC BRIDGE, PASIGHAT ARUNACHAL PRADESH 7 7 7 8.9 8.9 8.9 7.2 7.2 7.2 145 145 145       0.35 0.35 0.35            
3101 KAMENG RIVER AT TIPPI, BHALUKPONG ARUNACHAL PRADESH 3 3 3 9.2 9.2 9.2 7.3 7.3 7.3 30 30 30 1 1 1 0.14 0.14 0.14