Residents and beachgoers along the Los Angeles County coastline have noticed dark and silty sediment washing up onto local beaches following recent wildfires and subsequent storms.

bp plc discovered oil at the Far South prospect 120 miles off the coast of Louisiana in deepwater Gulf of Mexico.

The estimate includes 5.77 billion bbl of oil and 7.15 tcf of natural gas—a 22.6% increase in remaining recoverable reserves, DOI said.