Several public power utilities are included on top 10 lists compiled by the National Renewable Energy Laboratory for utility green pricing programs. The recently released rankings are for 2018.
Using information provided by utilities, NREL has developed "Top 10" rankings of utility green pricing programs for 2018 in the following categories: total sales, total number of customer participants, and participation rate (the percentage of utility customers that participated in green pricing programs).
In terms of green power sales (as of December 2018), California public power utilities Sacramento Municipal Utility District and Silicon Valley Power were both included on the top 10 list of sales, as well as Texas-based public power utility Austin Energy and the Tennessee Valley Authority.
SMUD was ranked number two with 1,040,013 MWh of green power sales. Austin Energy ranked fourth, with 757,228 MWh of green power sales. TVA ranked seventh with 510,932 MWh of sales, followed by Silicon Valley Power in eighth place with green power sales of 422,515 MWh.
With respect to total number of green power customers, SMUD ranked fourth in this category with 71,833 customers. Austin Energy ranked ninth with 20,625 green power customers.
In the green power sales rate category, five of the top 10 utilities were public power. Silicon Valley Power earned the second spot with a green power sales rate of 11.85 percent, followed by SMUD in third place, which had a sales rate of 10.49 percent. Austin Energy came in at fifth place on the top 10 list, with a sales rate of 5.65 percent, California’s Alameda Municipal Power was ranked seventh (4.79 percent) and Oregon’s Emerald People’s Utility District came in ninth (1.43 percent).
In the green power participation rate category, Alameda Municipal Power was second (13.23 percent), followed by SMUD in third place (10.45 percent). Silicon Valley Power landed in fifth place (7.84 percent), followed in sixth place by Illinois-based Naperville Public Utilities (4.96 percent). Austin Energy was in the eighth spot (4.28 percent).
The full set of rankings is available here.