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File photo: U.S. Forest Service firefighters walk near flames at the Williams fire in the Angeles National Forest on Sept. 4, 2012 north of Glendora. Workers continue to battle the wildfire and authorities estimate it to be fully contained by Thursday.
A a wildfire burning in rugged areas of the San Gabriel Mountains northeast of Los Angeles since last week is expected to be fully contained by Thursday.
The U.S. Forest Service says the fire is 83 percent contained Sunday after burning 6.5 square miles.
Crews are concentrating on the northern edge of the fire. Fourteen firefighters have suffered minor injuries.
The fire broke out over Labor Day weekend, driving thousands of visitors from the Angeles National Forest and keeping out thousands more.
A few dozen residents from the forest had to evacuate, but were allowed back to their homes late last week.
The camping area remained closed all weekend.