Mirror Pond www.MirrorPondBend.com Jim Figurski, Project Manager Bend Park and Recreation District
Newport PacifiCorp Brooks Dam Park Pageant Park Harmon Park PacifiCorp Drake Park Dam Colorado Dam Galveston Mirror Pond Project Area
Patterns of silt 2000 1981 Mirror Pond Rehabilitation Report Estimated rate of accumulation @ 2,240 – 3,100 cy/ year Sand Silt Clay Organic pH matter 5.2 65% 27% 8% 8.6% 5.2 75% 19% 6% 4.9% 2006 5.2 66% 27% 7% 2.7% 5.1 72% 21% 7% 6.5% 5.2 75% 20% 5% 12% 5.3 59% 29% 12% 5.7% 5.2 71% 19% 10% 8.6% 5.0 41% 44% 15% 5.7% 2012 Sediment Chemistry Nitrate nitrogen absent from upper layers of sediment – “nutrient input from the sediment to the water may actually increase after dredging” Mirror Pond
An Aging Dam Mirror Pond Leaks and failures….. PacifiCorp Inspection Report 12-10-2013
Leadership Mirror Pond Management Board: decision-making and oversight Original board formed to investigate Mirror Pond Steering Committee: project oversight A sub-committee of the Management Board formed to provide management of initial studies Mirror Pond Technical Advisory Committee: technical review A panel of subject matter experts formed during Visioning process to review technical data Mirror Pond Ad-hoc Committee: fact-finding, explore options with consultants A joint committee formed by City Council and Park District Board of Directors to guide project to final solution Mirror Pond Visioning
Mirror Pond Visioning Project Goals: Engage the public in a dialog about the future of Mirror Pond • Educate the public about the issues surrounding: • Sediment deposition • Regulatory issues • Technical issues associated with possible options • The history of Mirror Pond and past actions to preserve it • Discover if there is a community consensus for a preferred outcome • Explore the impacts of removal of the Pacific Power dam • Mirror Pond Visioning
Project Schedule: Phase One: Identify Public Values and Priorities Associated with Mirror Pond January through February of 2013 'Mirror Pond Questionnaire' to identify common values and attitudes towards Mirror Pond • The Questionnaire closed February 25, 2013at 8:00pm – 1,870 responses • Public Meetings on February 6 and February 12, 2013 6:30 to 8:30pm (both dates) • Phase Two: Identify Immediate and Long Term Strategies to Address Current Conditions March through July of 2013 Assess Public Responses from Questionnaire and Public Meetings • Create Visions/Options for Potential Strategies • Options Questionnaire published June 12, 2013; closed July 12, 2013 – 1,224 responses • Public Meetings on June 25 th , July 2 nd , and at July 4 th celebration in Drake Park • Comment Card responses from Public Meetings (limited ranking of Options) – 66 responses • Presentation to City Council and Park Board on July 16, 2013 • Phase Three: Identify Preferred Strategy for Immediate and Long Term Response Schedule to be determined – currently in progress Assess Public Responses to Alternative Visions/Options • Work with Ad-Hoc Committee to Develop Preferred Option Based on direction from Council and • Park Board Present Preferred Vision/Option to Public • Mirror Pond Visioning
VIEW 1, LOW WATER – OCT. 2013 VIEW 2, LOW WATER – OCT. 2013
20% 40% 50% 60% 10% 30% 0% Percentage Results for Multi-part Ranking Questions 4 through 7 Mirror Pond Options Questionnaire – Results A: Question Mirror Pond Do you think this option is attractive? Do you think this option will be good… Do you think this option will improve… Do you think this option will improve… Do you think the cost of this option is… How much do you like this option? B: Question Do you think this option is attractive? Do you think this option will be good… Do you think this option will improve… Do you think this option will improve… Do you think the cost of this option is… How much do you like this option? Not Very 1 C: Question Do you think this option is attractive? Do you think this option will be good… Do you think this option will improve… 2 Do you think this option will improve… Do you think the cost of this option is… 3 How much do you like this option? Visioning Very 4 D: Question Do you thinks this option is attractive? Do you think this option will be good… No Opinion 5 Do you think this option will improve… Do you think this option will improve… Do you think the cost of this option is… How much to you like this option?
Mirror Pond Options Questionnaire – Results Question 8: Please rank each of the options from your least favorite (1) to your most favorite (4). 5% 11% 13% 11% 19% 37% 51% 15% 26% 63% 15% 37% 37% 48% 49% Mirror Pond Visioning
Mirror Pond Questionnaire from; “Hot Sauce”; A magazine for kids made by kids • #1 – Do Nothing • #2 – Keep dam remove sediment • #3 – Keep dam reuse sediment • #4 – Take out dam reuse sediment to create more park (results from 190 completed surveys) Mirror Pond Visioning
Questions? Discussion? Mirror Pond Visioning
Recommend
More recommend
