IDAHO FALLS, Idaho -

The Bureau of Land Management said it is making good progress on four fires reported in eastern Idaho Friday. The Burns Fire is 43 acres in size and is located east of Black Mountain. BLM said resources on the ground include a 20-person crew. Helicopters were also working the fire Sunday morning.

The biggest fire burning is the Presto. The roughly 700-acre fire is burning 10 miles east of Firth. A hand crew, forest service engine, two BLM engines, a dozer and water tinder are being used to fight the fire. BLM hopes to contain it by Tuesday around 8 p.m.

Another fire burning is the Juniper Fire. It is burning 16 miles east of Blackfoot and is about 80 acres in size. Five engines are currently on the scene. BLM hopes to contain the blaze by 8 p.m. Sunday.

The fires were caused by lightning.