|   | 
        Season | 
       
      
        | Monsoon | 
        Winter | 
        Summer | 
       
      
        | pH | 
        14.241 | 
        15.757 | 
        16.061 | 
       
      
        | BOD | 
        0.239 | 
        0.24 | 
        0.225 | 
       
      
        | COD | 
        0.027 | 
        0.047 | 
        0.036 | 
       
      
        | TS | 
        0.11 | 
        0.105 | 
        0.111 | 
       
      
        | TDS | 
        0.015 | 
        0.012 | 
        0.015 | 
       
      
        | Chloride | 
        -0.023 | 
        -0.018 | 
        -0.018 | 
       
      
        | TSS | 
        0.393 | 
        0.412 | 
        0.395 | 
       
      
        | Nitrate | 
        0.567 | 
        0.7 | 
        0.67 | 
       
      
        | (Constant) | 
        -209.806 | 
        -222.177 | 
        -228.581 | 
       
     
    Fisher’s linear discriminant functions |