West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: WATER RESERVIOR AT DELO | River Basin: Tista | CPCB Station Code: 2521 |
Sample Date: 30/07/2019 | Sample Time: 14:00 | |
Human Activities: None | Weather: Cloudy | Water Body: Delo lake |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Clear and Light Green | Odour: Odour free | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Total Hardness as CaCo3 | 13.02 | mg/l |
Total Kjeldahl Nitrogen(TKN) | mg/l | |
Turbidity | 2.84 | NTU |
Total Suspended Solids(TSS) | 14.00 | mg/l |
Ammonia-N | 0.18 | mg/l |
BOD | 1.20 | mg/l |
Conductivity | 97.43 | µs/cm |
Dissolved O2(DO) | 7.60 | mg/l |
Fecal Coliform | 110 | MPN/100ml |
Nitrate-N | 0.83 | mg/l |
pH | 7.10 | Unit |
Temperature | 19 | ⁰C |
Total Coliform | 220 | MPN/100ml |
Boron | 0.003 | mg/l |
Calcium | 4.46 | mg/l |
Chloride | 1.96 | mg/l |
COD | 5.93 | mg/l |
Fluoride | BDL | mg/l |
Magnesium | 0.53 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Phosphate-P | 0.045 | mg/l |
Potassium | BDL | mg/l |
Sodium | 6.80 | mg/l |
Sulphate | 3.80 | mg/l |
Total Alkalinity | 10.00 | mg/l |
Total Dissolved Solids(TDS) | 46.00 | mg/l |
Total Fixed Solids(TFS) | 24.00 | mg/l |