The Hero class have a diesel fuel capacity of 34.00 m3 (7,480 imp gal), a range of 2,000 nautical miles (3,700 km) at 14 knots (26 km/h) and can stay at sea for up to 14 days.

[3] MacKay said the Organization of American States had suggested Canada reconsider arming Canadian Coast Guard vessels to help counter the drug trade and people smuggling.

[5] The vessels suffered numerous issues over their first years of service, including bad wiring, premature corrosion and gearbox failure.

[6] Irving Shipbuilding responded to the claims, acknowledging the problems as minor, but stating that Canadian Coast Guard officials and representatives from the marine classification society Lloyd's Register certified the vessels.

[9] On 25 March 2008, in an announcement that cancelled the bidding process for the Joint Support Ship Project for Canadian Forces Maritime Command, the Government of Canada placed the coast guard's Mid Shore Patrol Vessel Project on hold due to bids that were significantly higher than budgeted allocations.

The Canadian Coast Guard submitted a modified vessel design based on reduced capabilities and cost.

On 26 February 2009, the Government of Canada reissued a call for bids for twelve mid shore patrol vessels.

[12][13][14] The main task for these vessels is to provide maritime security and fisheries enforcement off Canada's Atlantic and Pacific coasts.

[27] In February 2017, a government report claiming poisoned water aboard some Canadian Coast Guard vessels named Private Robertson V.C., Corporal Teather C.V. and Constable Carrière among them.

[29][30] The ship was refloated on 26 November 2018 and taken to a dock in Sambro, Nova Scotia where the full extent of the damage would be assessed.