Sarnia residents may have noticed an increased police presence near Rainbow Park early Sunday morning.
The Sarnia Police Service responded to reports of possible gunshots in the park, at Front Street and Johnson Street, at around 6 a.m.
Officers contained and searched the park, adjacent waterfront area, and neighboring yards following the reports.
"The SPS drone was deployed and used to conduct a visual search from the air – allowing officers to search areas they could not access on foot," police said.
No further evidence of a shooting was found.
Police assure that there is no risk to public safety in the area.
Rainbow Park reopened to the public before 11 a.m.