The 2010 SO2 Allowance Auction took place on March 23, 2010. Allowances were auctioned that could first be used in 2010 as well as in 2017. Details are provided via the links below.
- Overview of how auctions work
- Results: summary of total bids, winning bids, and prices
- Bids for the Spot Auction (Allowances first usable in 2010)
- Bids for the 7 Year Advance Auction (Allowances first usable in 2017)