Virginia Regulators Turn Down Dominion’s Long-Term Resource Plan for ‘Forcing in Higher Cost Resources’

The Virginia Corporation Commission on Dec. 7 directed Dominion Energy Inc. to refile its 2018 integrated resource plan finding that the company failed to establish that the proposal is reasonable and in the public interest. The commission found that the plan includes resources that were not subject to modeling on a least-cost basis. The company…

U.S. Power Sector Emissions of Sulfur Oxide Fell by Nearly 90 Percent Over Last Two Decades Due to Coal Decline, Clean Air Regulations: EIA

Annual emissions of sulfur dioxide and nitrogen oxides in the U.S. power sector dropped by 88 percent and 76 percent, respectively, between their peaks in 1997 and 2017, according to a Dec. 11 report from the U.S. Energy Information Administration. Coal’s share of generation declined to 30 percent in 2017 from more than 50 percent…

EnerKnol’s Visual Primer – Time-Based Rates Pick Up Pace as Grid Modernization Efforts Rise

The move towards time-varying rates is on the rise as electric utilities seek rate designs that better align with the changing energy landscape. Utilities are increasingly experimenting with time-of-use rates (TOU) – which price electricity higher when peak demand drives up system costs –as customer-sited generation eats into revenues needed to maintain the grid and amid a widening disparity between average and peak demand.