Annual New Year's Day plunges into frigid ocean waters will be held today. The Charlestown Plungers will hit the water at Charlestown Town Beach to benefit the Rhode Island Center Assisting Those In Need. The Winter Wish Swim at Bristol Town Beach will benefit Children's Wishes of Rhode Island. The Penguin Plunge at Roger Wheeler State Beach in Narragansett benefits Special Olympics Rhode Island. The Dip for Multiple Sclerosis will be held in Matunuck. And, the Penguin Plunge to help the homeless will be at Misquamicut Beach in Westerly.