Water Reports

Wastewater Reports


The City of Williams Lake operates its sanitary sewer collection and treatment systems under permit from the Ministry of Environment (MOE) and Wastewater System Effluent Regulations (WSER). Sampling frequency and reporting is performed at required frequencies. Annual receiving reports must be submitted to the MOE and are available below:
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Drinking Water Reports


The City of Williams Lake operates its potable water system under permit from the Interior Health Authority (IHA) and under Canadian Drinking Water Guidelines (CDWG). The City draws its water from five deep wells. The supply is then pumped into four different pressure zones, through four booster stations and is held in nine reservoirs. The IHA permit requires water sampling and reporting at frequencies set by the IHA and CDWG. All results are available in the reports below:
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Drinking-Water