Al Harrah is a large basaltic volcanic field in northwestern Saudi Arabia near the Jordanian border. It covers an area of 15,200 km². The volcanic field forms the southern third of the massive Harrat al-Shamah volcanic field, which extends from Syria through Jordan into northern Saudi Arabia. It is in the Tabuk Region of northwest Saudi Arabia. It is one of a series of Quaternary volcanic fields paralleling the Red Sea coast.