City of North Muskegon issued the following announcement on July 14.
Muskegon Lake at the Waterfront Sports Park (Block 58), South End of First Street is now open.
07/14: A closure has been issued due to an unsafe amount of E.coli bacteria in the water on Muskegon Lake at Waterfront Sports Park (Block 58), South End of First Street.
For more information regarding the closure, visit http://www.deq.state.mi.us/beach/Default.aspx?County=61
Original source can be found here.