West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: KALJANI D/S OF ALIPURDWAR, MUNICIPALITY DISCHARGE POINT | River Basin: Raidak_Torsa | CPCB Station Code: 2524 |
Sample Date: 20/03/2020 | Sample Time: 15:15 Hrs | |
Human Activities: Washing,Fishing and Bathing | Weather: Cloudy | Water Body: null |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Moderately Green and slightly turbid | Odour: None | Visible effluent discharge: None. |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | mg/l | |
BOD | 2.40 | mg/l |
Conductivity | 136.20 | µs/cm |
Total Dissolved Solids(TDS) | 280.00 | mg/l |
Sulphate | 6.76 | mg/l |
Total Alkalinity | 56.00 | mg/l |
Total Fixed Solids(TFS) | mg/l | |
Total Hardness as CaCo3 | 62.00 | mg/l |
Total Suspended Solids(TSS) | 110.00 | mg/l |
Turbidity | NTU | |
Dissolved O2(DO) | 7.80 | mg/l |
COD | 28.00 | mg/l |
Temperature | 26 | ⁰C |
Fecal Coliform | MPN/100ml | |
Nitrate-N | mg/l | |
pH | 7.40 | Unit |
Total Coliform | MPN/100ml | |
Boron | 9.02 | mg/l |
Calcium | 25.65 | mg/l |
Chloride | 10.76 | mg/l |
Fluoride | mg/l | |
Magnesium | 4.61 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.004 | mg/l |
Potassium | 0.80 | mg/l |
Sodium | 2.30 | mg/l |