In
Los Angeles County, California, the
Metro Rail system, is a combined
rapid transit and
light rail system, operated by the
Los Angeles County Metropolitan Transportation Authority (LACMTA). The system is composed of two
rapid transit lines and four
light rail lines that run on of track. As of March 2012, Los Angeles County Metro Rail serves an average of 323,870 passengers each weekday, 192,943 each Saturday, and 146,646 each Sunday. Metro Rail is one of the largest
rapid transit and
light rail systems in the United States by ridership. This is complemented by Metro's extensive
Metro Transitway system of
bus rapid transit lines.