Temiscaming
Temiscaming
Otto Holden
Otto Holden
Mattawa
Mattawa
Des Joachims
Des Joachims
Pembroke
Pembroke
Fort-Coulonge
Fort-Coulonge
Chenaux
Chenaux
Arnprior
Arnprior
Ottawa
Ottawa
Gatineau
Gatineau
Thurso
Grenville
Grenville
Grenville
Maniwaki
Maniwaki
Carillon
Carillon
Montreal
Ottawa River Basin

Publication: 2018-07-11 15:00

Water levels at 8 a.m. in metres
Mattawa 152.25
Pembroke 111.11
Lake Coulonge at Fort-Coulonge 105.80
Chats Lake at Arnprior 74.02
Lake Deschenes at Britannia (Ottawa) 57.86
Gatineau (Hull) 41.30
Grenville 41.17
Gatineau River at Maniwaki 162.66
Outflow in cubic metres per second
Ottawa River at Carillon 1,002

River Conditions Forecast

Water levels and flows are expected to slowly decrease this week in most locations on the main stem of the Ottawa River. A press release by Hydro-Qu├ębec concerning the installation of safety booms at the Bryson Generating Station is available on the Latest Bulletins webpage.

This message will be updated
on July 17, 2018 at 2 p.m..

Observed levels and flows
Ottawa River Basin

Water levels at 24:00 in metres 2018-07-04 2018-07-05 2018-07-06 2018-07-07 2018-07-08 2018-07-09 2018-07-10
Otto Holden Generating Station 176.91 176.99 177.04 177.06 177.08 177.01 177.07
Mattawa 152.32 152.30 152.26 152.30 152.28 152.29 152.25
Des Joachims Generating Station 152.05 152.06 152.07 152.07 152.07 152.07 152.10
Pembroke 111.30 111.28 111.18 111.17 111.15 111.15 111.11
Lake Coulonge at Fort-Coulonge 106.23 106.14 105.96 105.88 105.92 105.89 105.81
Chenaux Generating Station 86.12 85.90 86.04 86.01 85.88 86.02 86.19
Chats Lake at Arnprior 74.04 74.02 74.11 74.12 74.07 74.01 74.03
Lake Deschenes at Britannia (Ottawa) 58.12 58.16 58.13 58.01 57.96 57.91 57.86
Gatineau (Hull) 41.48 41.48 41.37 41.38 41.34 41.35 41.34
Thurso 41.27 41.29 41.22 41.23 41.22 41.22 41.22
Grenville 41.20 41.22 41.18 41.18 41.17 41.18 41.18
Gatineau River at Maniwaki 163.06 162.94 162.90 162.90 162.87 162.84 162.67
Average daily outflow (m3/s) 2018-07-04 2018-07-05 2018-07-06 2018-07-07 2018-07-08 2018-07-09 2018-07-10
Ottawa River at Temiscaming 423 399 356 349 377 364 334
Ottawa River at Otto Holden GS 416 389 356 358 385 406 349
Ottawa River at Des Joachims GS 461 443 396 419 414 412 375
Ottawa River at Chenaux GS 759 829 741 687 587 527 552
Ottawa River at Chats Falls GS 861 908 692 733 668 622 561
Lake Deschenes at Britannia (Ottawa) 950 864 767 753 713 673 616
Ottawa River at Carillon 1,419 1,417 1,404 1,126 1,157 1,061 1,054