Toronto Fire is investigating an oil leak in Lake Ontario at Sugar Beach near Queens Quay.
Emergency crews received the call at around 2:05 p.m., and were alerted about the incident by a caller who reached out to CP24.
A fire boat was sent out to investigate. Toronto Fire confirmed there is oil on the water but added it was trying to determine the source of the spill.
Crews are investigating at the scene near Queens Quay behind the Redpath Sugar Plant on 95 Queens Quay East.
The Toronto Wildlife Centre said it was aware of the situation and had teams on standby to help any affected wildlife. The City of Toronto's water division is also investigating the spill.