2018 Top 10 WinnersOur Top 10 rankings are decided from utilities that participate in SEPA’s Annual Utility Market Survey. The 2018 survey covered solar and energy storage, ranking utilities for adding the most megawatts or watts per customer in 2017. Utility Solar Rankings Annual Megawatts (MW)1Pacific Gas & Electric (CA)831.32Southern California Edison (CA)547.13Duke Energy Progress (NC)355.44Austin Energy (TX)285.95Xcel Energy - Minnesota (MN)283.36SCE&G (SC)265.37NV Energy (NV)248.38Dominion Energy Virginia (VA)246.59National Grid (MA)226.910Los Angeles Department of Water and Power (CA)215.8 Utility Solar Rankings Annual Watts-Per-Customer (W/C)1Madison Electric Works (ME)1819.62Anza Electric Cooperative (CA)1455.53Clarksville Light & Water (AR)1202.14Pickwick Electric Cooperative (TN)1195.95Moreno Valley Utility (CA)1188.46City of Bowling Green Municipal Utilities (OH)938.37Navajo Tribal Utility Authority (AZ)912.58Village Electric Utility - Brewster (OH)901.49Nixa Electric Utility (MO)831.110Asked Not To Be Honored (TX)719.1 Utility Energy Storage Rankings Annual Megawatts (MW)1Southern California Edison (CA)56.22San Diego Gas & Electric (CA)45.33Tucson Electric Power (AZ)21.04Pacific Gas & Electric (CA)16.45Kauai Island Utility Cooperative (HI13.76Massachusetts Electric Company (MA)7.07Arizona Public Service (AZ)4.28Green Mountain Power (VT)2.89Maui Electric (HI)2.610Hawaiian Electric (HI)2.2 Utility Energy Storage Rankings Annual Watts-Per-Customer (W/C)1Kauai Island Utility Cooperative (HI)415.32Tucson Electric Power (AZ)50.03Maui Electric (HI)36.54San Diego Gas & Electric (CA)31.75Glendale Water & Power (CA)22.96American Samoa Power Authority (AS)20.47Hawaii Electric Light Company (HI)16.48Southern California Edison (CA)11.19Green Mountain Power (VT)10.610City Utilities of Springfield, MO (MO)8.8
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