It was located 6.5 miles ( 10 km ) east - northeast of Martinez , at an elevation of 13 feet ( 4 m ) .
Port Chicago was a town on the southern banks of Suisun Bay , in Contra Costa County , California .
Port Chicago was located 6.5 miles ( 10 km ) east - northeast of Martinez , at an elevation of 13 feet ( 4 m ) .
Port Chicago was a town on the southern banks of Suisun Bay , in Contra Costa County , California .