Chios wreck A is located near village of Langada. It dates to IVth century BC.
See:
- Foley, Brendan P., Katerina Dellaporta, Dimitris Sakellariou, Brian S. Bingham, Richard Camilli, Ryan M. Eustice, Dionysis Evagelistis, Vicki Lynn Ferrini, Kostas Katsaros, Dimitris Kourkoumelis, Aggelos Mallios, Paraskevi Micha, David A. Mindell, Christopher Roman, Hanumant Singh, David S. Switzer, and Theotokis Theodoulou. "The 2005 Chios Ancient Shipwreck Survey: New Methods for Underwater Archaeology." Hesperia: The Journal of the American School of Classical Studies at Athens 78, no. 2 (2009): pp. 269-305. http://www.jstor.org/stable/25622694.