| Parameter | Krishna River | Kaveri River | Honalli* River | Taralabalu* River | Holehonnur* River | Nadiharalahalli* River | Unit |
|---|---|---|---|---|---|---|---|
| PH | 9.1 | 7.1 | 8.66 | 7.0 | - | 4.24 | pH |
| TEMPERATURE | 30.3 | 27.4 | 23.1 | 21.3 | - | 20.5 | ºC |
| AMMONIA | 0.4 | - | - | - | - | - | mg/L |
| COD | 25.46 | 26.75 | 19.91 | 21.82 | - | 84.47 | mg/l |
| BOD | 2.28 | 2.11 | - | 3.02 | - | -6.07 | mg/l |
| DISSOLVEDOXYGEN | 5.74 | 3.52 | 16.38 | 5.81 | - | 8.21 | mg/l |
| TURBIDITY | 26.48 | - | 10.95 | 6.86 | - | 6.78 | NTU |
| CONDUCTIVITY | 766.32 | - | - | 0.01 | 224.0 | 2.21 | µS/cm |
| CHLORIDE | 127.3 | - | 10.81 | 10.62 | - | 4.87 | mg/l |
| NITRATE | 1.37 | - | 0.89 | 0.1 | - | 0.62 | mg/L |
| COLOR | 7.13 | 5.68 | 6.96 | 3.36 | - | 3.8 | Hazen-eq. |
| LEVEL | 0.61 | - | - | - | - | - | m |
| TIMESTAMP | 2024-07-03 17:45:00 | 2023-10-12 14:40:00 | 2025-07-29 07:00:00 | 2025-07-20 17:00:00 | 2025-06-22 14:15:00 | 2025-06-11 01:15:00 |
| Drinking water source without conventional treatment but after disinfection | A |
1. Total Coliforms Organism MPN/100ml shall be 50 or less 2. pH between 6.5 and 8.5 3. Dissolved Oxygen 6 mg/l or more 4. Biochemical Oxygen Demand 5 days 20C 2mg/l or less |
| Outdoor Bathing (Organised) | B |
1. Total Coliforms Organism MPN/100ml shall be 500 or less 2. pH between 6.5 and 8.5 3. Dissolved Oxygen 5 mg/l or more 4. Biochemical Oxygen Demand 5 days 20C 3mg/l or less |
| Drinking water source after conventional treatment and disinfection | C |
1. Total Coliforms Organism MPN/100ml shall be 5000 or less 2. pH between 6 to 9 3. Dissolved Oxygen 4 mg/l or more 4. Biochemical Oxygen Demand 5 days 20C 3mg/l or less |
| Propagation of Wild Life & Fisheries | D |
1. pH between 6.5 and 8.5 2. Dissolved Oxygen 4 mg/l or more 3. Free Ammonia (as N) 1.2 mg/l or less |
| Irrigation, Industrial Cooling, Controlled Waste Disposal | E |
1. pH between 6.0 and 8.5 2. Electrical Conductivity at 25C micro mhos/cm Max.2250 3. Sodium Absorption Ratio Max.26 4. Boron Max 2mg/l |
| Below-E | Not Meeting A, B, C, D & E Criteria | |
| This starred (*) site is associated with ACIWRM . |
