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: 2019-08-13 13:00

Water levels at 8 a.m. in metres
Mattawa 152.27
Pembroke 110.98
Lake Coulonge at Fort-Coulonge 105.95
Chats Lake at Arnprior 74.13
Lake Deschenes at Britannia (Ottawa) 57.74
Gatineau (Hull) 41.22
Grenville 41.14
Gatineau River at Maniwaki 162.29
Outflow in cubic metres per second
Ottawa River at Carillon 767

River Conditions Forecast

Levels and flows at most places on the main stem of the Ottawa River are slightly below normal values for this time of the year and will remain fairly stable this week.

This message will be updated
on August 20, 2019 at 3 p.m..

Observed levels and flows
Ottawa River Basin

Water levels at 24:00 in metres 2019-08-06 2019-08-07 2019-08-08 2019-08-09 2019-08-10 2019-08-11 2019-08-12
Otto Holden Generating Station 177.13 177.15 177.15 177.10 177.07 177.08 177.02
Mattawa 152.10 152.32 152.35 152.38 152.36 152.35 152.36
Des Joachims Generating Station 152.19 152.19 152.21 152.22 152.20 152.22 152.20
Pembroke 111.00 111.03 111.03 111.03 111.03 111.03 111.02
Lake Coulonge at Fort-Coulonge 105.92 105.94 105.97 105.97 105.97 105.97 105.96
Chenaux Generating Station 86.19 86.08 86.08 86.08 86.15 86.19 86.19
Chats Lake at Arnprior 74.08 74.10 74.13 74.15 74.13 74.12 74.13
Lake Deschenes at Britannia (Ottawa) 57.75 57.75 57.74 57.73 57.73 57.73 57.74
Gatineau (Hull) 41.25 41.26 41.19 41.21 41.20 41.21 41.25
Thurso 41.16 41.17 41.12 41.13 41.11 41.14 41.16
Grenville 41.15 41.15 41.12 41.12 41.11 41.13 41.14
Gatineau River at Maniwaki 162.32 162.32 162.31 162.31 162.31 162.30 162.29
Average daily outflow (m3/s) 2019-08-06 2019-08-07 2019-08-08 2019-08-09 2019-08-10 2019-08-11 2019-08-12
Ottawa River at Temiscaming 326 315 328 332 322 322 309
Ottawa River at Otto Holden GS 334 320 338 360 344 329 341
Ottawa River at Des Joachims GS 358 378 377 393 390 366 384
Ottawa River at Chenaux GS 430 452 418 429 417 417 420
Ottawa River at Chats Falls GS 479 466 461 465 487 491 516
Lake Deschenes at Britannia (Ottawa) 538 539 529 518 516 518 532
Ottawa River at Carillon 825 885 944 827 852 775 823