Poll Watch: Des Moines Register/Selzer & Co. Iowa Senatorial Survey

Des Moines Register/Selzer & Co. Iowa Senatorial Survey

• Chuck Grassley (R) 61%
• Roxanne Conlin (D) 30%
• John Heiderscheit (L) 3%
• Someone else 1%
• Not sure 5%

Do you approve or disapprove of the way Chuck Grassley is handling his job as U.S. Senator?

• Approve 56%
• Disapprove 30%

Do you approve or disapprove of the way Tom Harkin is handling his job as U.S. Senator?

• Approve 48%
• Disapprove 35%

Survey of 550 likely voters was conducted September 19-22, 2010. The margin of error is +/- 4.2 percentage points.