RGGI Carbon Auction Sells Out, Allowance Prices Hit Five-Year High

The 49th quarterly carbon auction of the Regional Greenhouse Gas Initiative, the nation’s first market-based program to cut power sector emissions, sold nearly 16.2 million carbon allowances at a clearing price of $6.82, according to a Sept. 4 news release. The clearing price is the highest since the December 2015 auction, which cleared at $7.50.…