In Arnprior on the north side of Madawaska Boulevard opposite where it connects with Daniel Street North on the west side of the Madawaska River stands a grist mill turbine memorializing the McLachlin Grist Mill that once occupied that location.
McLachlin Grist Mill 1854-1975 This water turbine was recovered from the 4 storey stone grist mill constructed on this site by Daniel McLachlin. The mill continued to operate until 1895. The building was destroyed by fire in September 1975