MICHELLE HAWRYLUK MINISTRY OF ENVIRONMENT 29 OCTOBER 2015 Progress Report on Remediation Options in Elk/Beaver Lake
The Background 2013 steering committee MOE, FLNRO, CRD, District of Saanich, R. Nordin (BCLSS) Comprehensive sampling (GRR, District of Saanich, R. Nordin, MOE, FLNRO, PSS) 2015 Reports: Overview, status & P budget - Dr. R. Nordin Evaluation of remediation options - Freshwater Research Updated Water Quality Objectives…. - MOE
Keep in Mind…. 1) There are no cheap, easy, one-size-fits-all fixes 2) Lake remediation has to be a two-pronged approach The immediate problem Watershed management
The Draft Evaluation Review & update external P load vs. internal P load Potential remediation techniques Data gaps & limitations
The Draft Evaluation - [P Load] Review & update external P vs. internal P 224 kg/yr + 1,585 kg/yr = All P (external)(internal) O’Donnel Creek Ephemeral Creeks Atmosphere Septic systems Birds Agriculture Sediment Bank Aquatic Vegetation
The Draft Evaluation - Remediation Techniques Physical treatment destratification, artificial mixing aeration & oxygenation Flow Management hypolimnetic withdrawal P Precipitation Phoslock
Next Steps ID gaps & limitations Revised remediation report December 2015 Steering committee review of the recommended options Process of approval Stakeholder consultation Fundraising and approvals Implementation
Please don’t shoot the messenger