UPDATE: LONGVIEW (KYTX) - The leak on Delmar street is contained.
The cause of the leak was a result of a low pressure accumulation at a storage tank.
A number of homes one block away were evacuated, but residents have since been allowed to return.
LONGVIEW (KYTX) - A major gas leak in the 100 block of Delmar Street in Longview has caused an evacuation of Dawn Street, Delano Street and Crystal Street.
Longview Police are on the scene of a petroleum site at the intersection of Delmar and Sylvia Street in the Spring Hill area investigating the cause of the gas leak.
The area is also about one mile south of Spring Hill school.