Water Levels and Flows

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Mattawa
Mattawa
Pembroke
Pembroke
Fort-Coulonge
Fort-Coulonge
Arnprior
Arnprior
Ottawa
Ottawa
Gatineau
Gatineau
Grenville
Grenville
Maniwaki
Maniwaki
Carillon
Carillon
Montreal
Ottawa River Basin

Publication: 2017-04-24 13:00

Water levels at 8 a.m. in metres
Mattawa 152.69
Pembroke 112.41
Lake Coulonge at Fort-Coulonge 107.60
Chats Lake at Arnprior 75.26
Lake Deschenes at Britannia (Ottawa) 59.81
Gatineau 43.81
Grenville 41.98
Gatineau River at Maniwaki 164.81
Outflow in cubic metres per second
Ottawa River at Carillon 6,326

River Conditions Forecast

To reduce downstream flooding, all northern reservoirs are continuing to refill. With no significant precipitation in the forecast, water levels and flows along the main stem of the river between Pembroke and the Montreal region will continue to slowly decline over the next few days.

This message will be updated
on April 25, 2017 at 2 p.m..

Observed levels and flows
Ottawa River Basin

Water levels at 24:00 in metres 2017-04-17 2017-04-18 2017-04-19 2017-04-20 2017-04-21 2017-04-22 2017-04-23
Mattawa 152.80 152.66 152.71 152.64 152.68 152.54 152.57
Pembroke 112.52 112.60 112.56 112.53 112.47 112.46 112.45
Lake Coulonge at Fort-Coulonge 107.65 107.78 107.81 107.77 107.71 107.66 107.62
Chats Lake at Arnprior 75.28 75.35 75.41 75.42 75.35 75.34 75.27
Lake Deschenes at Britannia (Ottawa) 59.77 59.81 59.86 59.91 59.91 59.88 59.84
Gatineau 43.88 43.98 44.08 44.08 44.04 43.93 43.84
Grenville 42.03 42.07 42.14 42.12 42.14 42.07 42.01
Gatineau River at Maniwaki 164.70 164.87 164.80 164.71 164.78 164.84 164.81
Average daily outflow (m3/s) 2017-04-17 2017-04-18 2017-04-19 2017-04-20 2017-04-21 2017-04-22 2017-04-23
Ottawa River at Carillon 6,392 6,538 6,643 6,877 6,871 6,796 6,492