2019 Top 10 Winners

Our Top 10 rankings are decided from utilities that participate in SEPA’s Annual Utility Market Survey. The 2019 survey covered solar and energy storage, ranking utilities for adding the most megawatts or watts per customer in 2018.

Utility Solar Rankings Annual Watts-Per-Customer (W/C)
1Reedy Creek Improvement District (FL)
2Georgetown Utility Systems (TX)6048.7
3Village Electric Utility - Brewster (OH)1980.9
4Dominion Energy North Carolina (NC)1768.2
5Bolivar Energy Authority in partnership with Tennessee Valley Authority (TN)1482.8
6Middleton Electric Light Department (MA)1358.9
7Chickasaw Electric Cooperative in partnership with Tennessee Valley Authority (TN)829.1
8Kauaʿi Island Utility Cooperative (HI)637.9
9Denton Municipal Electric (TX)595.3
10Pacificorp (WY)570.2
Utility Solar Rankings Annual Megawatts (MW)
1Pacific Gas & Electric (CA)
2Florida Power & Light Co. (FL)626.8
3Southern California Edison (CA)440.7
4Duke Energy Progress (NC)436.3
5Northern States Power Minnesota (Xcel) (MN)269.4
6Dominion Energy North Carolina (NC)213.1
7Austin Energy (TX)192.9
8San Diego Gas & Electric (CA)185.3
9Tampa Electric Company (FL)155.1
10Georgetown Utility Systems (TX)154.0
Energy Storage Rankings Annual Megawatt-hours (MWh)
1Southern California Edison (CA)
2Kaua'i Island Utility Cooperative (HI)102.0
3Pacific Gas & Electric (CA)73.2
4Florida Power & Light Company (FL)56.0
5Salt River Project (AZ)44.5
6Long Island Power Authority (NY)40.0
7San Diego Gas & Electric (CA)33.7
8Connexus Energy (MN)30.0
9Hawaiian Electric Company (HI)23.3
10United Power, Inc (CO)18.2
Energy Storage Rankings Annual Watt-Hours Per Customer (Wh/C)
1Kaua'i Island Utility Cooperative (HI)
2Sterling Municipal Light Department (MA)523.1
3City of Holyoke (MA)341.6
4Braintree Electric Light Department (MA)240.5
5Connexus Energy (MN)226.8
6United Power, Inc. (CO)218.9
7Hawai'i Electric Light Company (HI)95.2
8Hawaiian Electric Company (HI)76.3
9Green Mountain Power Corporation (VT)66.3
10Salt River Project (AZ)42.6