The Clean Beaches Council Organization releases every year a list of the cleanest beaches in the United States.
Check out their website for this year's winners.
What is Clean Beaches Council Organization
Clean Beaches Council is a 501 (c) (3) not-for-profit organization devoted to sustaining America's beaches.
The Council was launched in the spring of 1998, the United Nation's "International Year of the Ocean."
Since its inception, CBC has developed innovative approaches to coastal management and protection of human health and the environment.
Their flagship program is the Blue Wave Campaign - America's first environmental certification program for beaches.
Visit their website, see weblink further below.