| Water Temperature | Thermomatric | Portable meters, Glass -Mercury thermometer in ºC |
| Salinity | Electrical conductometric | 2550 B (APHA, 2012)
|
| Electrical Conductivity | Electrical conductometric | Portable meters |
| pH | Potentiometric | Portable meters |
| Turbidity | Nephelometric method | Portable meters |
| Dissolved Oxygen | Elecrometric | Portable meters |
| Ammonical nitrogen | Colorimetric | 4500 NH3 F Phenate method (APHA, 2012), Spectrophotometry |
| Nitrate. nitrogen | Colorimetric | 4500 E Cd Reduction Method (APHA, 2012), Spectrophotometry |
| Nitrite nitrogen | Colorimetric | 4500 –P E Ascorbic acid method (APHA 2012), Spectrophotometry |
| Dissolved Phosphate | Colorimetric | 4500 –P E Ascorbic acid method (APHA 2012), Spectrophotometry |
| Biochemical Oxygen Demand (BOD) | Titrimetric | Aqua Lytic BOD sensors |
| Chemical Oxygen Demand (COD) | Titrimetric | 5220 (APHA, 2012), Closed reflux method and Open reflux method |
| Residual Chlorine | Colorimetric | 4500Cl G (APHA, 2012), DPD Colorimetric method |
| Alkalinity | Titrimetric | 2320 B (APHA, 2012), Titration method |
| Total hardness | Titrimetric | 2340 C EDTA (APHA, 2012), Titration method |
| Hardness -Calcium | Titrimetric | 2340 C EDTA (APHA, 2012), Titration method |
| Hardness- Magnesium | Titrimetric | 2340 C EDTA (APHA, 2012), Titration method |
| Chloride | Tritrometric | 4500 Cl- B (APHA, 2012), Argentometric |
| Sulphate | Nephelometric | 4500 SO42- E (APHA, 2012), Turbidimetric method |
| Sulphide | Titrimetric | 4500 SO32- (APHA, 2012), Iodometric |
| Total Suspended Solids (TSS) | Gravimetric | 2540 C (APHA, 2012), Total Suspended Solids dried at 103 –105 ◦C |
| Total Iron* | Atomic Absorption Spectrophotometry | 3500 Fe, (APHA, 2012) |
| Lead (Pb) | Atomic Absorption Spectrophotometry | 3500 Pb, (APHA, 2012) |
| Zinc ( Zn) | Atomic Absorption Spectrophotometry | 3500 Zn, (APHA, 2012) |
| Copper (Cu) | Atomic Absorption Spectrophotometry | 3500 Cu, (APHA, 2012) |
| Manganese (Mn) | Atomic Absorption Spectrophotometry | 3500 Mn, (APHA, 2012) |
| Total Chromium (Cr) | Atomic Absorption Spectrophotometry | 3500 Cr, (APHA, 2012) |
| Cadmium (Cd) | Atomic Absorption Spectrophotometry | 3500 Cd, (APHA, 2012) |
| Iron (Fe) | Atomic Absorption Spectrophotometry | 3500 Fe, (APHA, 2012) |
| Mercury(Hg) | Atomic Absorption Spectrophotometry | 3500 Hg, (APHA, 2012) |
| Arsenic (As) | Atomic Absorption Spectrophotometry | 3500 As, (APHA, 2012) |
| Nickel (Ni) | Atomic Absorption Spectrophotometry | 3500 Ni, (APHA, 2012) |
| Chlorophyll A | Spectrophotometry | 10200 H Chlorophyll, , (APHA, 2012), Spectrophotometry |
| Oil & Grease | Gravimetric | 5520 B (APHA, 2012) |
| Plankton | Microscopic | 10200 F (APHA,2012), Sedgewick-Rafter Counting Chamber method |
