Parks, Beaches, and Boat Launches Are Closed Port of San Diego parks, which includes beaches, parking lots, piers, and boat launches, around San Diego Bay are closed. The decision is effective as of March 24, is consistent with the County of San Diego’s amended public health order, and follows similar moves by the State of California and local city governments to further discourage non-essential gatherings of any size. Read more here. Additionally, per an amendment to the County’s amended public health order on April 3, boating for recreational purposes, watersports, or swimming are prohibited on or in public waterways and at beaches. This order is effective as of 12 a.m., Saturday, April 4, 2020 until further notice. Therefore, San Diego Bay is closed to recreation – including boating, kayaking, paddle boarding, and recreational fishing – until further notice.