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)
1 Reedy Creek Improvement District (FL)
35936.4
2 Georgetown Utility Systems (TX) 6048.7
3 Village Electric Utility - Brewster (OH) 1980.9
4 Dominion Energy North Carolina (NC) 1768.2
5 Bolivar Energy Authority in partnership with Tennessee Valley Authority (TN) 1482.8
6 Middleton Electric Light Department (MA) 1358.9
7 Chickasaw Electric Cooperative in partnership with Tennessee Valley Authority (TN) 829.1
8 Kauaʿi Island Utility Cooperative (HI) 637.9
9 Denton Municipal Electric (TX) 595.3
10 Pacificorp (WY) 570.2
Utility Solar Rankings Annual Megawatts (MW)
1 Pacific Gas & Electric (CA)
630.0
2 Florida Power & Light Co. (FL) 626.8
3 Southern California Edison (CA) 440.7
4 Duke Energy Progress (NC) 436.3
5 Northern States Power Minnesota (Xcel) (MN) 269.4
6 Dominion Energy North Carolina (NC) 213.1
7 Austin Energy (TX) 192.9
8 San Diego Gas & Electric (CA) 185.3
9 Tampa Electric Company (FL) 155.1
10 Georgetown Utility Systems (TX) 154.0
Energy Storage Rankings Annual Megawatt-hours (MWh)
1 Southern California Edison (CA)
154.3
2 Kaua'i Island Utility Cooperative (HI) 102.0
3 Pacific Gas & Electric (CA) 73.2
4 Florida Power & Light Company (FL) 56.0
5 Salt River Project (AZ) 44.5
6 Long Island Power Authority (NY) 40.0
7 San Diego Gas & Electric (CA) 33.7
8 Connexus Energy (MN) 30.0
9 Hawaiian Electric Company (HI) 23.3
10 United Power, Inc (CO) 18.2
Energy Storage Rankings Annual Watt-Hours Per Customer (Wh/C)
1 Kaua'i Island Utility Cooperative (HI)
3,037.6
2 Sterling Municipal Light Department (MA) 523.1
3 City of Holyoke (MA) 341.6
4 Braintree Electric Light Department (MA) 240.5
5 Connexus Energy (MN) 226.8
6 United Power, Inc. (CO) 218.9
7 Hawai'i Electric Light Company (HI) 95.2
8 Hawaiian Electric Company (HI) 76.3
9 Green Mountain Power Corporation (VT) 66.3
10 Salt River Project (AZ) 42.6