Drinking water requirements
Interior Health requires water providers to have long term plans to reach the following goals:
- Four log - 99.9 per cent inactivation of viruses
- Three log - 99.9 per cent removal or inactivation of giardia lamblia and cryptosporidium
- Two treatment processes for all surface drinking water systems
- Less than 1 NTU of turbidity with a target of 0.1
- Zero total and fecal coliforms and E. coli
The city achieves these goals in the Powers Creek and Rose Valley Water Service Areas.