Fall is typically dry and sunny, and Santa Ana Winds can cause small wildfires to spread on the mountain.

Mountain lions are particularly common in the region and can be seen almost year round, along with birds like the turkey vulture and the Canada goose.

The mountain is usually covered in brown grass and oats in the summer, but during heavy periods of rain it is usually green and contains more wildlife.

Known as Nike Missile Site LA-88, they were there not so much to protect the civilian population of the San Fernando Valley, but to guard important military and industrial facilities like the Santa Susana Field Lab, from Soviet attack.

Since then, it was heavily contaminated and debris and abandoned buildings litter that area, located on Browns Canyon Road below Oat Mountain.

In 2015, a story made headlines when a gas leak was reported at one of the seven oil fields littering the natural areas of the mountain.

One of these leads to the Nike Missile Site LA-88 with abandoned buildings, vehicles, and rubble surrounding it.