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Eugene -Springfield Area Natural Hazards Mitigation Plan <br />6. Appendices <br />i <br />Y <br />C <br />Ref. # <br />c <br />s <br />o <br />.��. <br />Action Name <br />Problem Statement <br />Mitigation Action <br />` <br />i <br />w <br />w <br />None of EWEB's main reservoirs meet <br />Baseline <br />current seismic or drinking water site <br />Reservoirs <br />security standards, the oldest of which <br />Replace baseline reservoirs with <br />$10million <br />(First <br />39 <br />P <br />Seismic <br />plans to <br />was built in 1939. EWEBper <br />facilities meeting current seismic <br />EWEB <br />per site <br />Reservoir) <br />Reservoir) <br />Upgrades <br />upgrade these facilities as well as build a <br />codes. <br />reservoir on another site to further <br />diversify our water supplies. <br />For areas on our service territory that are <br />All -Restraint <br />prone to landslides, using this technology <br />Two times the <br />40 <br />S <br />P <br />Water Mains <br />when main replacements occur will <br />Use all -restraint water mains in areas <br />EWEB <br />cost of <br />2030 <br />EWEB <br />reduce the likelihood of water main <br />prone to landslides. <br />standard <br />breaks, causing outages and potential <br />piping. <br />boil -water notices. <br />The existing water chlorination process <br />was identified as a single point of failure <br />Upgrade Water <br />as there is one product supplier in our <br />Replace gaseous chlorine at the <br />41 <br />S <br />P <br />Chlorination <br />region. The new liquid hypochlorite <br />filtration plant with an on -site liquid <br />EWEB <br />$3 million <br />2019 <br />System <br />system also reduces the risk of a <br />hypochlorite system with a 90 day on - <br />hazardous materials exposure to <br />site storage supply. <br />employees and nearby residents during <br />natural disasters. <br />EWEB has over 16,000 transformers in <br />our electric distribution system, many of <br />which or mounted on electric poles. <br />Replace mineral oil with nontoxic <br />When poles are hit by cars or fail during <br />FRP, a natural ester derived from <br />Replace <br />storms, the transformers leak oil which <br />renewable vegetable oils providing <br />42 <br />S <br />S <br />S <br />S <br />S <br />P <br />Transformer <br />creates hazardous materials risk and <br />improved fire safety, transformer life, <br />EWEB <br />$800,000 <br />2030 <br />Mineral Oil <br />slows restoration times. 427 <br />and environmental benefits, in all new <br />transformers will be replaced in the <br />transformers to reduce spill risk when <br />upriver portion of our system, replacing <br />poles fall or transformers fail. <br />mineral oil with a less toxic transformer <br />oil. <br />Micro -Grid technology allows facilities <br />Establish micro -grids at critical <br />to operate independently of the electric <br />facilities for drinking water <br />grid. EWEB installed micro -grids may <br />distribution and independent electrical <br />43 <br />S <br />P <br />S <br />Micro -Grids <br />use a combination of solar, battery and <br />at Howard <br />operation.Micro-gridsad <br />EWEB <br />$1 million <br />2018-2023 <br />generator technologies to operate well <br />School an <br />Elementary SROC are <br />pumps to supply emergency water to our <br />currently under development. <br />community. <br />6-12 January 2020 <br />