April 28, 9:00 am to 11:00 am Riverhead town-wide spring cleanup Volunteers will meet at Town Hall, 4 West Second Street, on the morning of the cleanup to register and pick up supplies.
April 28, 9:00 am to 12:00 pm Earth Day Cleanup with Wading River Shoreham Chamber of Commerce Wading River Shoreham Chamber of Commerce 5768 rte 25a, Wading River Join the Wading River Shoreham Chamber of Commerce for an Earth Day Cleanup event on April 28. Free