Water Quality Results

Devenish - Full treatment 
Rolling Year Summary Results for Aug-2009 
 
Last Update Date Wednesday, 23 September 2009
 

Devenish Supply 

Bacteriological This Period   Rolling 12 Months
Limit Units # Samples % samples with no E.Coli Min Test Value Max Test Value   # Samples % samples with no E.Coli Comply Y/N Min Test Value Max Test Value
Escherichia Coli  98%=0 orgs/
100mL 		4  .000  0  0    52  100.0%  Y  0  0 
 
Physical This Period   Rolling 12 Months
Limit Units # Samples Mean Value Min Test Value Max Test Value   # Samples 95% UCL of the Mean Comply Y/N Min Test Value Max Test Value
Turbidity  5.0  NTU   4  .23  0.2  0.3    52  .22  Y  0.05  0.4 
 
Chemicals or
By-Products of
Treatment/
Disinfection 		This Period   Rolling 12 Months
Limit Units # Samples Mean Value Comply Y/N Min Test Value Max Test Value   # Samples Mean Value Min Test Value Max Test Value
Aluminium  0.2  mg/L   1  .020  Y  0.02  0.02    13  .022  0.005  0.05 
Chloroacetic Acid  0.15  mg/L   1  .003  Y  0.0025  0.0025    12  .003  0.0025  0.0025 
Dichloroacetic Acid  0.1  mg/L   1  .025  Y  0.025  0.025    12  .019  0.0025  0.034 
Trichloroacetic Acid  0.1  mg/L   1  .020  Y  0.02  0.02    12  .022  0.016  0.027 
Trihalomethanes  0.25  mg/L   1  .034  Y  0.034  0.034    12  .048  0.034  0.066