Is it legal to operate a PWC within 50 ft of another vessel at greater than headway speed?

No, it is generally not legal to operate a Personal Watercraft (PWC) within 50 feet of another vessel at speeds greater than headway speed. Most states and maritime laws require maintaining a safe distance from other vessels to prevent collisions and ensure safety on the water. Specific regulations may vary by location, so it's essential to check local laws for any additional restrictions.