Access to the Potomac River Middle Danger Zone will be restricted during testing.
Range schedules can change frequently. For daily updates, call the NSWCDD Range and Weapons Testing toll-free hotline at 877-845-5656 or visit the Potomac River Test Range website.
Questions may be directed to the NSWCDD Public Affairs Office at (540) 653-8152 or NSWCD_103.fct@navy.mil
















