West Bengal Pollution Control Board |
Siliguri Laboratory |
Paribesh Bhawan, Paribahan Nagar, P.O. Matigara, Siliguri,Darjeeling 734 428. |
Station: TEESTA AT SEVOKE | River Basin: Tista | CPCB Station Code: 1947 |
Sample Date: 23/04/2019 | Sample Time: 10:30 | |
Human Activities: Sand Extraction and Construction of Side walls | Weather: Clear and Sunny | Water Body: TEESTA AT SILIGURI |
Frequency Of Monitoring: Quarterly | Use Based Class: C | Approximate Depth(Bottom/Table): 1.00 m |
Color & Intensity: Moderately Green | Odour: None | Visible effluent discharge: None |
Water Quality | ||
---|---|---|
Parameter | Test Result | Unit |
Phosphate-P | 0.002 | mg/l |
Potassium | BDL | mg/l |
Sodium | 4.80 | mg/l |
Total Suspended Solids(TSS) | 48.00 | mg/l |
Turbidity | 11.8 | NTU |
Arsenic | BDL | µg/l |
Cadmium | BDL | µg/l |
Chromium Total | BDL | µg/l |
Total Alkalinity | 50.00 | mg/l |
Anilophos | BDL | ppb |
b-Endosulphan | NT | ppb |
Lead | BDL | µg/l |
Sulphate | 7.55 | mg/l |
Mercury | BDL | µg/l |
Nickel | BDL | µg/l |
Zinc | BDL | µg/l |
Dieldrin | NT | ppb |
g-BHC | NT | ppb |
a-BHC | BDL | ppb |
a-Endosulphan | NT | ppb |
Aldrin | BDL | ppb |
Fluoride | 0.17 | mg/l |
Magnesium | 3.46 | mg/l |
Phenolpthalein Alkanity | NIL | mg/l |
Temperature | 27 | ⁰C |
Total Coliform | 17000 | MPN/100ml |
Boron | 0.003 | mg/l |
Calcium | 10.42 | mg/l |
Chlorpyriphos | NT | ppb |
Chloride | 12.72 | mg/l |
COD | 28.00 | mg/l |
Copper | BDL | µg/l |
Iron | BDL | mg/l |
Dissolved O2(DO) | 7.20 | mg/l |
Fecal Coliform | 5000 | MPN/100ml |
Nitrate-N | 0.14 | mg/l |
pH | 7.45 | Unit |
Malathion | BDL | ppb |
Methyl Parathion | NT | ppb |
o,p-DDT | BDL | ppb |
p,p-DDT | BDL | ppb |
Ammonia-N | BDL | mg/l |
Total Dissolved Solids(TDS) | 88.00 | mg/l |
Total Hardness as CaCo3 | 38.00 | mg/l |
BOD | 1.60 | mg/l |
Conductivity | 68.41 | µs/cm |
Total Fixed Solids(TFS) | 38.0 | mg/l |