Report: CO2 pipeline would pull more water from Iowa aquifers

Sierra Club, which opposes CO2 pipelines, explores water use

The Gazette
Jun. 6, 2024 5:00 pm, Updated: Jun. 7, 2024 7:31 am

Maps show Iowa’s four bedrock aquifers
Maps show Iowa’s four bedrock aquifers

If Summit’s proposed CO2 pipeline is approved, the water used by ethanol plants on and off the route would be equal to the annual water use of 529,000 people — more than the population of the Cedar Rapids and Iowa City corridor, according to a new Sierra Club report.

The 195-page report digs into water used by Iowa’s ethanol industry and additional water that would be needed to capture CO2 at ethanol plants on the route of the proposed Summit Carbon Solutions pipeline, now under review by the Iowa Utilities Board.

“There are so many reasons to be against the sequestration pipelines, but the extraordinary water use of the ethanol industry is at the top of the list,” Don Johannsen said during a news conference Thursday. Read more