# Gas Price Warning for Great Lakes States

> Great Lakes states face potential gas price spikes as refineries struggle.
- Title: Gas Price Warning for Great Lakes States · Newsweek | Shortify
- Summary: Great Lakes states face potential gas price spikes as refineries struggle. Ohio risks largest gas price jump in Great Lakes region due to refinery issues and…
- Keywords: gas price, great lakes, ohio, exxon mobil, bp whiting, midwest, iran war, diesel prices, refinery shutdown, gasoline prices, Gas, Price
- Source: Newsweek — https://newsweek.com/gas-price-warning-issued-for-great-lakes-states-12459969
- Published: 2026-09-18T14:39:05+00:00
- Read time: 1 min
- Topics: gas price, great lakes, ohio, exxon mobil, bp whiting, midwest, iran war, diesel prices, refinery shutdown, gasoline prices
## Gas price warning issued
Analysts warn of higher gas prices in Great Lakes states with Ohio at highest risk of price jumps.

> additional likelihood of further price increases in the Great Lakes
## Patrick De Haan's warning
Patrick De Haan, head of petroleum analysis at GasBuddy, warned of increased price risks in Great Lakes states.

> Ohio at "high" risk of facing the largest bump in the region
## State risk levels
Wisconsin and Indiana face medium risk of moderate price jumps while Michigan and Illinois face low to medium risk of exceeding $5 per gallon.

> low to medium risk of seeing gas prices go past the $5 per gallon threshold
## Diesel price impact
Michigan and Illinois likely to see moderate to large jumps in diesel prices alongside gas price increases.

> moderate to large jump in diesel prices
## Price increases overnight
All Great Lakes states saw overnight gas price hikes between Thursday and Friday with Ohio increasing by 2 cents.

> prices went up by 7 cents
## Refinery challenges
Exxon Mobil's Joliet refinery in Illinois remains offline due to power outage and floodwater issues.

> remained offline on Thursday following a power outage on Sunday
## Refinery capacity impact
Joliet refinery's 275,000 barrels per day capacity affects Midwest gasoline and diesel supply.

> 275,000 barrels per day
## Cenovus maintenance
Ohio's Cenovus refinery plans major maintenance from September through mid-October.

> planned major maintenance work from September through mid-October
## BP Whiting labor dispute
BP Whiting refinery in Indiana faces labor dispute threatening future disruptions.

> unfolding labor dispute which threatens to cause future disruptions
## National price trends
National gas prices reached $4.47 average with California at $6.11 per gallon.

> $4.47 nationwide
## Key takeaway

Ohio risks largest gas price jump in Great Lakes region due to refinery issues and supply disruptions.