| Location-wise Water Quality Status of River Cauvery in Tamil Nadu (2018) | ||||||||||||||||
| Location | Temperature (⁰C) | Dissolved Oxygen (mg/L) | pH | Conductivity (μmhos/cm) | B.O.D. (mg/L) | Nitrate (mg/L) | Faecal Coliform (MPN/100 ML) | Total Coliform (MPN/100 ML) | ||||||||
| > 5.0 mg/L | 6.5 - 8.5 | < 3.0 mg/L | < 2500 MPN/100 mL | |||||||||||||
| Min. | Max. | Min. | Max. | Min. | Max. | Min. | Max. | Min. | Max. | Min. | Max. | Min. | Max. | Min. | Max. | |
| Cauvery At 1Km. D/S Of Bhavani River Confl., Tamil | ||||||||||||||||
| Cauvery At Pallippalayam, Tamil Nadu | ||||||||||||||||
| Cauvery At Erode Near Chirapalayam, Tamilnadu | ||||||||||||||||
| Cauvery At Velore Near Kattipalayam, Tamilnadu | ||||||||||||||||
| Cauvery At Pugalur, Karur, Tamilnadu | ||||||||||||||||
| Cauvery At Mohanur Near Pattaipalayam, Tamilnadu | ||||||||||||||||
| Cauvery At Thirumukkudal-Confl. Pt.Of R. Amravati, | ||||||||||||||||
| Cauvery At Musiri, Tamil Nadu | ||||||||||||||||
| Cauvery At Pettaivaithalai, Trichy, Tamilnadu | ||||||||||||||||
| Cauvery At Tiruchirappalli U/S, Tamilnadu | ||||||||||||||||
| Cauvery At Tiruchirappalli D/S, Tamilnadu | ||||||||||||||||
| Cauvery At Trichy, Grand Anaicut, Tamilnadu | ||||||||||||||||
| Cauvery At Thanjavur, Tamilnadu | ||||||||||||||||
| Cauvery At Mayiladuthurai, Nagapattinam, Tamilnadu | ||||||||||||||||
| Cauvery At Kumbakonam, Thanjavur, Tamilnadu | ||||||||||||||||
| Cauvery At Komarapalayam, Namakal, Tamilnadu | ||||||||||||||||
| Cauvery At Urrachikottai, Erode, Tamilnadu | ||||||||||||||||
| Cauvery At Vairapalayam, Namakal, Tamilnadu | ||||||||||||||||
| Cauvery At Kumbakonam, Thanjavur, Tamilnadu | ||||||||||||||||
| Cauvery At Coleroon | ||||||||||||||||
| Cauvery At Pitchavaram | ||||||||||||||||
| Cauvery At Mettur | ||||||||||||||||
| Cauvery At Pallippalayam | ||||||||||||||||
| Cauvery At Erode Near Chirapalayam | ||||||||||||||||
| Cauvery At Mayiladuthurai, Nagapattinam, Tamilnadu | ||||||||||||||||
| India | ||||||||||||||||
