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: 15/01/2021 | Sample Time: 15:30 | |
Human Activities: Bathing and Washing . | Weather: Sunny and Clear. | Water Body: null |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Moderately green and clear | Odour: Fishy | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Ammonia-N | 0.31 | mg/l |
BOD | 1.80 | mg/l |
Conductivity | 132.20 | µs/cm |
Dissolved O2(DO) | 7.50 | mg/l |
Fecal Coliform | 2700 | MPN/100ml |
Fecal Streptococci | 350 | MPN/100ml |
Nitrate-N | 0.011 | mg/l |
pH | 7.23 | Unit |
Temperature(Water) | 23 | ⁰C |
Total Coliform | 11000 | MPN/100ml |
Boron | 1.02 | mg/l |
Calcium | 7.21 | mg/l |
Chloride | 2.93 | mg/l |
COD | 30.0 | mg/l |
Fluoride | 0.12 | mg/l |
Magnesium | 5.76 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.074 | mg/l |
Potassium | 0.90 | mg/l |
Sodium | 2.40 | mg/l |
Sulphate | 4.93 | mg/l |
Total Alkalinity | 20.0 | mg/l |
Total Dissolved Solids(TDS) | 82.00 | mg/l |
Total Fixed Solids(TFS) | 96.00 | mg/l |
Total Hardness as CaCo3 | 38.00 | mg/l |
Total Suspended Solids(TSS) | 92.00 | mg/l |
Turbidity | 19.30 | NTU |