Topeka ? Republicans are leading all statewide races in Kansas, according to a new SurveyUSA poll.

The poll was conducted Thursday, Aug. 12 through Sunday, Aug. 15 for KWCH-TV in Wichita.

Republican gubernatorial candidate Sam Brownback and his lieutenant governor running mate Jeff Colyer lead the Democratic ticket of Tom Holland and Kelly Kultala, 67 percent to 25 percent.

Republican Jerry Moran leads Democrat Lisa Johnston 69 percent to 23 percent in the U.S. Senate race.

Republican Kris Kobach has a 62 percent to 30 percent edge over Democratic Secretary of State Chris Biggs.

Republican Ron Estes leads State Treasurer Dennis McKinney 61 percent to 32 percent.

And Republican Derek Schmidt leads Attorney General Steve Six 54 percent to 34 percent.

The survey was based on 588 likely voters. The margin of error was plus of minus 3.9 percentage points in the governor’s race; 3.8 percentage points in the senate race; 4 percent in the secretary of state race; 4 percent in the treasurer’s race; and 4.1 percent in the attorney general’s race.