The price for a barrel of Brent crude oil to be delivered in September dropped 4.66% to $92.27, while US crude, or WTI, fell 5.02% to $84.83 per barrel.
Brent crude, the international standard, briefly hit $102 a barrel last week. That was $30 more than the most actively traded contract in the Brent market was going for early in the month, and the highest it had been since May.