The building was surrounded by vegetation on fire when a team of “helitack” firefighters arrived to protect the area on Tuesday. Grand Canyon National Park officials said the crews knew if the pump house fell, the consequences could cripple park operations for months.

As of July 17, it enters the stage prohibiting campfires, charcoal grills and outdoor smoking throughout the park’s campgrounds and residential areas.

Businesses that rely on tourist revenue near the Grand Canyon have taken a major hit as wildfires rage across the region, destroying more than 100 structures in the park.