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Staff reviews these statistics in detail to find ways to continually improve our system. These <br /> statistics are very good compared to other utilities. As indicated by the following pie chart and <br /> statistics list, you can see the cause of the outages that we experienced in 2018. <br /> Outage Cause Count View <br /> Squirrel 17 <br /> Equipment Worn Out 6 ta! <br /> 18% Vehicle Acciden 5 <br /> Tree 5 <br /> squirrel Electrical Failure 4 <br /> 33% <br /> Unknown Contractor-Dig-In 3 <br /> 4% <br /> Unknown 2 <br /> Contractor-Dig-I Unknown/Other <br /> Contact with Foreign Object 2 4J <br /> VJiitllife 1 <br /> Electrical Failure <br /> 8% Lightning 1 C� <br /> [Equipment 1 c� <br /> [Heat 1 ,i- _ <br /> Wam out <br /> Tree 1 <br /> 10% <br /> [Eire 1 fl <br /> Vehicle Accident <br /> 10% Total 51 <br /> Many investor owned and cooperative run utilities "storm normalize "their reliability numbers <br /> by removing "major outages" due to storms from their reliability index number calculations. <br /> Our reliability numbers have not been storm normalized. Our numbers reflect these major <br /> outages and represent what our customer actually experienced in 2018. Overall, our electric <br /> distribution system is robust and our reliability is very high. <br /> ATTACHMENT: <br /> • APPA eReliability Tracker 2018 Annual Benchmarking Report for ERMU <br /> Page 3 of 3 <br /> 80 <br />