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Eugene -Springfield Area Natural Hazards Mitigation Plan <br />5. Annexes <br />Table A-5 Hazard Mitigation Action Items <br />New <br />sti <br />Mitigation Action <br />ated <br />Tim <br />ets <br />Add second transformer for <br />resiliency. <br />X <br />Earthquake <br />Replace baseline reservoirs' <br />$10M per <br />2023 (first <br />with seismic -code facilities <br />site <br />reservoir) <br />X <br />Earthquake, <br />Use all -restraint water mains in <br />2 times cost <br />2030 <br />Landslide <br />areas prone to landslides <br />of standard <br />pipe <br />X <br />Earthquake, <br />Replace gaseous chlorine at <br />$3.5M <br />2019 <br />Flood- <br />filtration plant with on -site liquid <br />Riverine <br />hypochlorite system with 90 <br />days on -site storage <br />X <br />HazMat <br />Change out mineral oil to non- <br />Approx. <br />2030 <br />toxic FR38 in newtransformers <br />$800k/year <br />to reduce spill risk when poles <br />fall or transformers fail, <br />focusing on 427 upriver <br />transformers. <br />X <br />Multi -Hazard <br />Establish micro -grids and <br />$1 M per sites <br />2018 - 2023 <br />(earthquake, <br />emergency pumping and <br />wildfire, <br />filtration systems at critical <br />drought) <br />facilities for drinking water <br />distribution and independent <br />electric operation. Micro -grids <br />at Howard Elementary School <br />has been installed, and a 1 MW <br />system at EWEB Roosevelt <br />Operations Center are currently <br />under development. <br />X <br />Multi -Hazard <br />Test blackstart capabilities, <br />$50,000 <br />2019 - 2023 <br />(earthquake, <br />load requirements, and <br />wildfire, <br />transmission switching needs <br />volcano, <br />for Leaburg hydro -electric plant <br />windstorm) <br />to power critical facilities in <br />Eugene during major outages. <br />' EWEB has three `base' elevation reservoirs that serve over 80% of our customers. <br />8 FR3 fluid is a natural ester derived from renewable vegetable oils — providing improved fire safety, <br />transformer life/loadability, and environmental benefits. <br />' Howard Elementary School installation supported in part by Oregon Department of Energy grant <br />($300k). <br />5-16 January 2020 <br />