1. Provincial Drinking Water Objectives Office of the Provincial Health Officer and Health Protection Branch Presentation to Southern Interior Local Government Association April 20, 2016

2. OUTLINE Clean Drinking Water & Our Community’s Health Roles of People in the System Provincial Guidance Tools to Promote Consistency Moving Forward

3. Office of the Provincial Health Officer Independent from Ministry of Health – provides independent advice to the Minister Oversight and accountability role under the Act Reviews decisions by regional Drinking Water Officers Prepares annual report on the status of drinking water in BC Approves water testing laboratories Can recommend Minister designate an area by Order for the purpose of developing a Drinking Water Protection Plan Deputy PHO and the Provincial Drinking Water Officer support BC PHO: Dr. Perry Kendall

4. WHY IS SAFE DRINKING WATER IMPORTANT? OK, so what constitutes safe drinking water?

5. YearLocationDiseaseSuspected Cases (Confirmed) Suspected Source Details (at time) 1995VictoriaToxoplasmosis3000 (110 lab conf.) Cats/cougars in watershed Disinfected surface water (no filtration or UV) 1995RevelstokeGiardia, Camplylobacter HundredsBeaverNo filtration or disinfection 1996CranbrookCryptosporidium2097 (29 lab conf.) Cattle in watershed Disinfected surface water (no filtration or UV) 1996KelownaCryptosporidium10000 (177 lab conf.) Cross connectionDisinfected surface water (no filtration or UV) 1997PrincetonNorwalk88% of population Sewage contamination Disinfected water (no filtration or UV) 1998ChilliwackCryptosporidium19 lab confirmed Animals in watershed Disinfected surface water at the time (no filtration or UV) 1998Sunshine Coast Campylobacter26 lab confirmed Wildlife in watershed Non-disinfected water (BWN in place at time) 2004HagensborgCampylobacter5 lab confirmedWildlife in watershed Untreated surface water (on BWN at time) Disease Outbreaks in BC Related to Water Estimated & (Confirmed)

6. U V Chlorine Microbiological - Two Barrier Minimum Surface Water Treatment Objectives To Produce Potable Water Virus Bacteria Virus Bacteria Protozoa Filtration Protozoa Bacteria Virus Bacteria

7. Process in BC: groundwater to potable water

8. Chemical Treatment Objectives - Potable Water BC does not have its own chemical treatment objectives Follow the Canadian Drinking Water Quality Guidelines and BC participates in setting and reviewing the Canadian guidelines BC adopts the guidelines as necessary and adjusts to account for BC circumstances Applied ‘site specifically’ by the Drinking Water Officer

9. Source Water – Potential Microbial & Chemical Contamination

10. Shared Roles and Responsibilities in the BC Approach Provincial Health Officer Provides oversight and independent advice

11. Thank you!