According to the Ottawa River Regulation Planning Board, the river is at record-breaking levels in Lac Coulonge, east of Pembroke, Ont., Arnprior, Ont., and Ottawa. Records for those areas date back to 1985 and 1950.
Source: https://www.cbc.ca/news/canada/ottawa/ottawa-gatineau-floods-latest-news-1.5113912?cmp=rss