WATER QUALITY DATA 2010 | CPCB ENVIS
WATER QUALITY OF RIVER CAUVERY - 2010
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
1198	CAUVERY AT NAPOKULU BDG (D/S)	21.0	28.0	24.2	6.8	8.4	7.6	6.5	8.6	7.5	18	120	53	1.0	1.0	1.0	0.10	2.16	0.80				350	1600	1496	350	1600	1496
1195	CAUVERY AT KUSHAL NAGAR U/S (NR BAICHANAHALLI)	23.0	28.0	25.6	6.8	8.6	7.6	7.2	8.8	7.8	31	170	98	1.0	1.0	1.0	0.14	3.42	1.03				1600	1600	1600	1600	1600	1600
33	CAUVERY AT KRS DAM, BALAMURIKSHETRA	25.0	30.0	27.6	6.3	8.5	7.4	7.9	8.9	8.4	81	380	263	1.0	1.0	1.0	0.19	1.43	0.64				1600	1600	1600	1600	1600	1600
1386	CAUVERY AT D/S OF KAREKUARA VILLAGE	25.0	29.0	27.3	6.5	8.8	7.6	8.0	8.7	8.3	88	410	269	1.0	1.0	1.0	0.19	1.89	0.77				1600	1600	1600	1600	1600	1600
1171	CAUVERY AT SRI RANGAPATTANNA, D/S OF ROAD BDG.	25.0	28.0	27.0	5.8	7.6	6.9	7.2	8.5	8.0	112	400	298	1.0	1.0	1.0	0.21	7.72	1.47				1600	1600	1600	1600	1600	1600
34	CAUVERY AT SATHYAGALAM BRIDGE	25.0	29.0	27.8	6.2	8.8	7.7	7.4	8.9	8.2	170	470	363	1.0	1.0	1.0	0.02	1.85	0.63				1600	1600	1600	1600	1600	1600
50	CAUVERY AT METTUR	24.0	32.0	27.7	5.1	8.4	6.7	7.5	8.8	8.2	288	439	369	0.1	4.0	1.7	0.01	0.79	0.15	0.002	1.82	0.26	110	400	210	260	490	364
1322	CAUVERY AT 1KM. D/S OF BHAVANI RIVER CONFL.	24.0	32.0	29.2	4.6	7.5	6.1	7.3	8.1	7.8	284	628	405	0.6	5.1	1.5	0.01	0.45	0.12	0.004	0.05	0.02	140	14000	1470	320	17000	1956
51	CAUVERY AT PALLIPPALAYAM	24.0	30.0	27.0	3.9	9.5	6.3	7.6	8.6	8.0	293	841	520	0.2	5.1	1.8	0.01	1.19	0.22	0.002	0.37	0.07	80	700	263	240	1100	473
1320	CAUVERY AT ERODE NEAR CHIRAPALAYAM	25.0	32.0	29.2	0.6	8.1	4.1	6.8	8.3	7.7	278	1024	687	0.6	27.0	5.5	0.01	0.74	0.18	0.003	4.11	0.61	170	12000	1602	380	15000	2311
1323	CAUVERY AT VELORE NEAR KATTIPALAYAM	25.0	34.0	27.4	4.0	9.0	6.7	7.2	8.4	8.0	312	801	538	0.3	4.1	1.1	0.03	0.89	0.17	0.01	0.38	0.11	110	410	200	240	480	371
3015	CAUVERY AT PUGALUR, KARUR	26.0	26.0	26.0	7.9	7.9	7.9	8.3	8.3	8.3	1068	1068	1068	0.4	0.4	0.4	0.10	0.10	0.10				110	110	110	220	220	220
1324	CAUVERY AT MOHANUR NEAR PATTAIPALAYAM	25.0	31.0	26.8	3.9	9.0	6.9	7.0	8.5	8.0	320	830	506	0.1	4.7	1.2	0.01	0.68	0.14	0.002	0.23	0.06	110	390	192	200	470	348
1451	CAUVERY AT THIRUMUKKUDAL-CONFL. PT.OF R. AMRAVATI	28.0	31.0	29.8	0.4	8.5	5.8	7.9	8.5	8.3	524	740	613	0.4	0.7	0.5	0.06	0.13	0.08	0.01	0.03	0.02	60	140	100	170	330	254
31	CAUVERY AT MUSIRI	28.0	31.0	29.3	7.2	9.8	8.5	8.0	8.4	8.2	430	764	572	0.4	0.8	0.6	0.03	0.18	0.10	0.003	0.02	0.01	20	140	90	70	320	228
3016	CAUVERY AT PETTAIVAITHALAI, TRICHY	27.0	27.0	27.0	7.6	7.6	7.6	8.4	8.4	8.4	757	757	757	0.7	0.7	0.7	0.11	0.11	0.11				110	110	110	320	320	320
1202	CAUVERY AT TIRUCHIRAPPALLI U/S	28.0	30.0	29.0	6.4	9.4	7.8	7.8	8.5	8.2	378	689	545	0.6	7.8	2.3	0.07	2.21	0.55	0.01	0.09	0.04	90	170	130	220	330	254
1325	CAUVERY AT TIRUCHIRAPPALLI D/S	27.0	29.0	27.5	5.3	7.8	6.3	7.7	8.2	8.0	505	812	666	0.4	1.5	1.0	0.03	0.15	0.11	0.01	0.02	0.01	140	210	166	320	470	356
1203	CAUVERY AT TRICHY, GRAND ANAICUT	24.0	34.0	29.0	4.5	11.6	7.6	7.6	8.7	8.0682	444	1225	757	0.2	7.0	2.0	0.02	0.20	0.11	0.01	1.62	0.17	110	700	252	320	940	455
1206	CAUVERY AT THANJAVUR	27.0	33.0	29.7	7.1	12.2	9.0	7.8	8.6	8.2	438	876	648	0.3	0.8	0.6	0.09	0.09	0.09	0.01	0.04	0.02	110	170	130	240	330	293
3018	CAUVERY AT MAYILADUTHURAI, NAGAPATTINAM	24.0	24.0	24.0	5.5	5.5	5.5	7.1	7.1	7.1	448	448	448	1.4	1.4	1.4	0.14	0.14	0.14				170	170	170	340	340	340
ESTUARINE ZONE
1326	CAUVERY AT COLEROON	27.0	31.0	29.3	6.4	9.6	7.8	8.0	8.6	8.2	173	8430	1593	0.2	2.0	1.2	0.02	0.28	0.08	0.01	1.80	0.19	50	1400	263	140	1700	442
1327	CAUVERY AT PITCHAVARAM	27.0	32.0	29.7	2.1	9.6	7.0	7.7	8.5	8.1	291	1724	938	0.3	4.5	1.6	0.01	0.56	0.12	0.01	0.16	0.04	70	940	228	170	1400	407