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: 2018-08-07 15:00

Water levels at 8 a.m. in metres
Mattawa 152.58
Pembroke 111.14
Lake Coulonge at Fort-Coulonge 106.12
Chats Lake at Arnprior 74.17
Lake Deschenes at Britannia (Ottawa) 57.83
Gatineau (Hull) 41.29
Grenville 41.11
Gatineau River at Maniwaki 163.04
Outflow in cubic metres per second
Ottawa River at Carillon 1,600

River Conditions Forecast

Water levels and flows on the main stem of the Ottawa River are close to normal for this time of the year and are expected to remain fairly stable over the coming week.

This message will be updated
on August 14, 2018 at 2 p.m..

Observed levels and flows
Ottawa River Basin

Water levels at 24:00 in metres 2018-07-31 2018-08-01 2018-08-02 2018-08-03 2018-08-04 2018-08-05 2018-08-06
Otto Holden Generating Station 177.27 177.29 177.24 177.23 177.22 177.29 177.22
Mattawa 152.32 152.37 152.40 152.40 152.40 152.41 152.50
Des Joachims Generating Station 152.16 152.20 152.25 152.23 152.25 152.23 152.24
Pembroke 111.02 111.02 111.06 111.07 111.06 111.06 111.09
Lake Coulonge at Fort-Coulonge 106.02 106.02 106.03 106.05 106.08 106.10 106.11
Chenaux Generating Station 86.33 86.22 86.19 86.12 86.19 86.29 86.26
Chats Lake at Arnprior 74.17 74.14 74.13 74.14 74.14 74.15 74.16
Lake Deschenes at Britannia (Ottawa) 57.84 57.83 57.83 57.83 57.83 57.80 57.82
Gatineau (Hull) 41.38 41.37 41.35 41.36 41.37 41.35 41.36
Thurso 41.25 41.25 41.24 41.23 41.25 41.23 41.22
Grenville 41.19 41.20 41.19 41.18 41.19 41.17 41.17
Gatineau River at Maniwaki 162.72 162.78 163.00 162.99 162.99 162.98 163.00
Average daily outflow (m3/s) 2018-07-31 2018-08-01 2018-08-02 2018-08-03 2018-08-04 2018-08-05 2018-08-06
Ottawa River at Temiscaming 313 350 342 343 354 353 349
Ottawa River at Otto Holden GS 323 357 374 361 372 341 389
Ottawa River at Des Joachims GS 345 398 410 417 411 411 445
Ottawa River at Chenaux GS 502 502 500 521 505 523 565
Ottawa River at Chats Falls GS 581 591 573 590 551 557 605
Lake Deschenes at Britannia (Ottawa) 633 628 627 627 624 596 616
Ottawa River at Carillon 1,326 1,269 1,283 1,188 1,164 1,178 1,200