The volume of U.S. natural gas that was reported as vented and flared reached its highest average annual level of 1.28 billion cubic feet per day (Bcf/d) in 2018, according to the U.S. Energy Information Administration’s (EIA) Natural Gas Annual, which contains updated data about vented and flared natural gas. In 2018, the percentage of U.S. natural gas that was vented and flared increased to 1.25% of gross withdrawals, up from 0.84% the previous year. Two states, North Dakota and Texas, accounted for 1.1 Bcf/d, or 82% of the reported U.S. vented and flared natural gas.