YONGSAN GARRISON, South Korea — Gas prices hit an all-time high at bases in South Korea for the month of May, according to the Army and Air Force Exchange Service.

As of Saturday, premium increased from $1.87 to $2.02 per gallon. Regular went from $1.68 to $1.84 and diesel from $1.67 to $1.73, according to a gas station official.

Prices are significantly higher than they were in March. At that time, premium was $1.81; regular, $1.62; and diesel, $1.61.

AAFES adjusts gas prices in South Korea and Guam monthly, while prices in Japan are the same throughout the year. The fluctuating prices are based on averages published by the U.S. Department of Energy during the previous four-week period.

The lowest prices were in January this year: premium, $1.73; regular $1.53; and diesel, $1.53.

In the United States, the national average for a gallon of regular gas rose to $1.83, according to the April 23 Lundberg Survey. The survey takes information from 7,000 stations nationwide.

Since Dec. 19, gas has risen stateside about 35 cents per gallon. The latest increase was attributed to high demand and low supply, according to the survey.

Off-post, an LG gas station in Tongdaemun reported $4.27 for regular and $2.88 for diesel.

— Choe Song-won contributed to this report.

Sign Up for Daily Headlines

Sign up to receive a daily email of today's top military news stories from Stars and Stripes and top news outlets from around the world.

Sign Up Now