WATER QUALITY DATA 2008 | CPCB ENVIS
WATER QUALITY OF RIVER BRAHMAPUTRA - 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
1260	BRAHAMPUTRA AT KHERGHAT (AFTER CONFL. WITH DIBANG & DIHANG),ASSAM	12	28	21	3.3	8.7	6.5	6.1	7.7	7.0	101	377	193	0.5	2.6	1.26	0.1	0.1	0.10				0	910	131	1	2800	794
1030	BRAHAMPUTRA AT DIBRUGARH, ASSAM	16	28	22	5.1	9.6	7.2	6.5	7.7	7.2	105	460	211	0.6	2.8	1.58	0.1	0.4	0.16				0	360	98	1	1400	425
1262	BRAHAMPUTRA AT NIMATIGHAT, ASSAM	18	26	23	5.0	7.5	6.4	6.8	8.1	7.3	90	245	161	0.4	3.3	1.52	0.1	0.1	0.10				0	910	272	1	1500	754
1526	BRAHMPUTRA RIVER AT DHENUKHAPAHAR, ASSAM	13	29	23	6.5	8.4	7.6	7.1	7.6	7.3	84	210	135	0.5	2.5	1.37	0.1	0.2	0.11				0	2400	523	1	11000	1629
1031	BRAHAMPUTRA AT PANDU, ASSAM	18	27	23	7.0	9.6	8.0	6.1	7.7	7.2	122	254	179	0.6	4.4	1.77	0.1	0.3	0.13				0	24000	3817	360	240000	34447
1299	BRAHAMPUTRA AT JOGIJHOGA NEAR BRIDGE, ASSAM	24	32	27	6.0	8.8	7.1	7.0	8.0	7.4	75	318	207	0.5	5.4	1.45	0.1	0.1	0.10				0	2400	644	1	24000	4266
2069	BRAHMPUTRA RIVER NEAR WATER INTAKE POINT AT KACHARIGHAT, PANBAZAR, GUWAHATI, ASSAM	18	28	25	4.3	9.1	7.3	7.6	8.0	7.9	134	145	140	0.5	1.7	0.93	0.1	0.1	0.10				910	4300	2040	1500	15000	6267
2064	BRAHMAPUTRA RIVER AT CHANDRAPUR, GUWAHATI	19	28	25	6.7	9.2	7.6	6.8	7.7	7.3	110	242	146	0.4	4	1.78	0.1	0.2	0.15				300	360	340	730	2000	1277
2067	BRAHMPUTRA RIVER AT SUALKUCHI, DIST. KAMRUP, ASSAM	26	28	27	8.3	8.7	8.5	7.0	8.0	7.6	142	152	148	0.5	1.5	0.87	0.1	0.1	0.10				300	360	330	730	910	820
2066	BRAHMAPUTRA RIVER AT DHUBRI	24	30	28	6.9	8.5	7.6	6.8	7.3	7.1	140	231	173	1.0	3.1	2.03	0.1	0.2	0.13				0	2000	683	730	2800	1610