By Andy Giersher

(CBS) — Gas prices in the Chicago area are on the rise, up 7 percent in the past week, as local refineries deal with production issues.

“Several Illinois refineries have experienced kinks in production or are under regular maintenance, and it’s contributing to a big price spike in the Chicago area” says Patrick DeHaan, senior petroleum analyst at GasBuddy.com.

He also noted that prices, after these temporary issues are resolved, should start heading lower.

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