Arroyo Las Positas is a stream located in Alameda County, California. It appears on the Livermore USGS 7.5-minute topographic quadrangle. The nearest populated place is Asco (historical), approximately 1.1 miles to the SW.
Alameda County · California
Arroyo Las Positas is a stream located in Alameda County, California. It appears on the Livermore USGS 7.5-minute topographic quadrangle. The nearest populated place is Asco (historical), approximately 1.1 miles to the SW.