sentences:  At that time San Bruno Creek was drawn as sharing headwaters with another creek which drained away from the bay into what is now called Crystal Springs Reservoir.Later development of the reservoir by the city of San Francisco and lower reach urbanization by the city of San Bruno modified greatly the upper and lower reaches of the watercourse.Above the intersection of Interstate 280 and Interstate 380, the creek runs through Crestmoor Canyon and the Crestmoor residential neighborhood, which was the site of the 2010 San Bruno gas pipeline explosion and fire.