E. coli

What is Safe Drinking Water? (Elementary)

What is Safe Drinking Water? (Elementary)

Groundwater - found below the ground where it accumulated in between soil and rocks. The volume of water can range from small to very large similar to above ground creeks, rivers and lakes.

What is Safe Drinking Water? (High School)

What is Safe Drinking Water? (High School)

Groundwater - found below the ground where it accumulates in between soil and rocks. The volume of water can range from small to very large similar to above ground creeks, rivers and lakes, found in bodies of water that resemble underground lakes called aquifers.

Heterotrophic Plate Count Analysis for High School Operation Water Drop

Heterotrophic Plate Count Analysis for High School Operation Water Drop

Currently, the Canadian guidelines recommend that HPC levels should not exceed 500 CFU/ml. Although there are no laws enforcing this recommendation, if this level is exceeded in municipal drinking water, an inspection is often conducted to determine the cause of the increase. 

Total Chlorine for High School Operation Water Drop

Total Chlorine for High School Operation Water Drop

Studies have shown that when total chlorine levels drop below recommendations, several water quality problems can occur. With regard to public health, bacteria and selected viruses, called bacteriophages, are able to multiply in water that is not properly disinfected and, depending on the species, could potentially cause waterborne illnesses