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The Colwood Proposal Tertiary Sewage Treatment and Resource Recovery.

Date post: 28-Dec-2015
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The Colwood Proposal Tertiary Sewage Treatment and Resource Recovery
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The Colwood Proposal

Tertiary Sewage Treatment and Resource Recovery

Proposed Amendment

• Support for an Amendment (10) to the CALWMP – very similar to Amendment 7 (i.e., tertiary in WestShore built at same time as main plant

• This is not a final decision, simply approval in principle that allows Colwood to fully explore this approach

Next Steps if approved in principle…

Detailed study and design• Environmental Impact

Studies• Groundwater studies • Colwood pays all costs• Develop best financial

model • Ministry of Environment

prepared to approve Operating Certificate

Amendment Process• Grant agreement secured• Public consultation

throughout Core area• CRD Board approval to

request amendment from Ministry of Environment

• Colwood pays all costs• Approved amendment from

Ministry of Environment

Colwood Facility Benefits

• Tertiary disinfected

• Short term – treated water to ground

• Longer term – water reuse for irrigation, toilet flushing, ground and creek enhancement

• Heat recovery to local buildings

• Biosolids dried, used as fuel

Proposed Location: Under Westshore Park & Ride

Vision for a Colwood Resource Recovery Centre

Financial Implications

• No change to design of main plant – adds 4-5 years capacity for other core municipalities

• Modest short term cost to other municipalities – about $16 per household per year, BUT

• avoided future cost of about $250 per year for WestShore plant

• Colwood is not seeking to have its ‘share’ of the federal/provincial grants

• Colwood will leave $ already contributed

Sewage Treatment Financial Timeline

20132015

20172019

20212023

20252027

20292031

20332035

20372039

20412043

20452047

20492051

20532055

20572059

0

100

200

300

400

500

600

700

Annual taxes on typical res-idence for capital cost un-der current LWMP

Annual taxes on typical res-idence in rest of Core Area if Colwood pays for West-Shore Plant

Current LWMP: Tax ramps up in2029 to 2035 for Westshore Plant

Current LWMP: Total tax reaches $600/yr

Current LWMP: Total tax drops to$245/yr andcontinues till 2059

Colwood proposal - to-tal tax stays at $350/yr

Colwood proposal – Total tax drops to zero

Colwood proposal -$16 more/yr

Current LWMP

Colwood Proposal


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