REQUEST FOR DECISION
DATE: November 2, 2015 Report No. EPW-15-024
TO: Laurie Hurst, Chief Administrative Officer
FROM: Jeff Miller, Director of Engineering and Public Works
SUBJECT:
Title
Esquimalt Village Remediation Project Update
End
RECOMMENDATION:
Recommendation
That Council receives Staff Report EPW-15-024 for information.
Body
RELEVANT POLICY:
Not Applicable
STRATEGIC RELEVANCE:
Resilient and Diverse Economy - Esquimalt Village Project
BACKGROUND:
Over the first and second periods of 2015, the Township has been working with our consultant to carry out detailed site investigations (DSI) for the Esquimalt Village Project (EVP). The purpose of the DSIs was to obtain information on the types of contamination present and the areas affected within the site limits. This information will then be utilized in preparing a remediation plan that would lead to the Township gaining Approval in Principle (AiP) for remediation of the site. The AiP would be issued by the Ministry of Environment (MoE).
From March to July of 2015, three rounds of investigation were carried out. These investigations included the following activities:
* the drilling of 25 boreholes
* installation of groundwater and vapour wells
* hydraulic conductivity testing to determine potential for drinking water use
* sampling and analysis of soil, groundwater and vapour for comparison to applicable BC CSR standards.
The results of the three investigations have determined that for most of the site, vertical and horizontal delineation of the contamination has been achieved. However, in the south east corner of the site, vertical and horizontal delineation has not been achieved. At this location contamination appears to have migrated off the site to the adjacent Vancouver Island Health Authority (VIHA) lot. The contamination includes chloride contamination in the soil and dissolved magnesium, sodium and chloride contamination in the groundwater. It...
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