April 2011: McKinnon Creek at west end of culvert. Water flowing over intact dam for reservoir.

June 15/11: Debris piled against culvert. Water still flowing in culvert.

June 16/11: 24 hours after a major storm removed the small reservoir and overflowed McKinnon Creek.

(June16 - b) Reservoir gone and mouth of culvert obscured.

(June16 - c) Depth of erosion along culvert.