Castac (disambiguation)

Castac or Castaic is an unincorporated, rural community near the city of Santa Clarita in Southern California. It can also refer to:


 * Rancho Castac — a former land-grant surrounding Lebec, California long since absorbed into Tejon Ranch.
 * Castac Lake — a small, seasonal lake on Tejon Ranch.
 * Castaic Lake — a big, man-made recreational lake in Castaic, California holding aqueduct water.
 * Castaic Dam — a big dam on Castaic Creek forming Castaic Lake from aqueduct water.
 * Castaic Creek — a 25 mi creek running through Castaic, California and trailhead to Indian camp Kashtiq.
 * Castaic Power Plant — a hydroelectric power-plant on the Elderberry Forebay of Castaic Lake.
 * Castaic Lake State Recreation Area — land in the Angeles National Forest around Castaic Lake.
 * Castaic Junction, California — site of the former ranch-house of Rancho San Francisco, crossroads of Highway 126 and The Old Road, and site of a former railroad depot.
 * Casteca Lakes — a group of small, seasonal lakes formerly in the bed now filled by artificial Quail Lake.