Answer
Organized plunges use safety teams and medical standby—do not copy casually in 40 °F water. Check Town and event pages for dates; hypothermia arrives in minutes without proper support.
Sources: Atlantic General Hospital · Town of Ocean City · Visit Ocean City
Editorial visitor guidance for Ocean City, Maryland. Confirm current Town of Ocean City, Maryland DNR, NPS Assateague, and NWS rules when regulations or safety apply.
