Firefighters said they stopped the wildfire's forward spread, but there was still the threat of flareups on Tuesday.

The Silver fire in Inyo County was 47% contained Monday evening. The Ancient Bristlecone Pine Forest, home of the world's oldest trees, is threatened by the blaze, authorities say.

The new fire hazard severity zone map shows which California neighborhoods are considered “very high” zones. Conan Nolan reports for the NBC4 News on Monday, March 24, 2025. The California Department of Forestry and Fire Protection has updated its classification of areas that are more at risk of being affected by wildfires.

For the first time ever, California fire officials have identified the City of Santa Maria as having the potential risk of a wildfire.

The Silver Fire erupted Sunday afternoon along Route 6 in Inyo County, about 5 miles northeast of Bishop in the Owens Valley.

Cal Fire said the maps are proactive, to be used in wildland-urban interface building standards for new construction and natural hazard real estate disclosures at the time of sale.

Cal Fire's new maps for Southern California added 3.5 million acres into fire-hazard zones, increasing the acreage in the highest hazard zone by 26%.

Less than 15 miles from the Silver Fire, the Ancient Bristlecone Pine Forest's trees are thousands of years old, including the storied Patriarch Tree.