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: 2018-07-17 13:00

Water levels at 8 a.m. in metres
Mattawa 152.25
Pembroke 111.00
Lake Coulonge at Fort-Coulonge 105.99
Chats Lake at Arnprior 74.04
Lake Deschenes at Britannia (Ottawa) 57.74
Gatineau (Hull) 41.29
Grenville 41.17
Gatineau River at Maniwaki 162.63
Outflow in cubic metres per second
Ottawa River at Carillon 900

River Conditions Forecast

Levels and flows on the main stem of the Ottawa River are below normal for this time of the year and are expected to remain fairly stable for this coming week.

This message will be updated
on July 24, 2018 at 2 p.m..

Observed levels and flows
Ottawa River Basin

Water levels at 24:00 in metres 2018-07-10 2018-07-11 2018-07-12 2018-07-13 2018-07-14 2018-07-15 2018-07-16
Otto Holden Generating Station 177.07 177.12 177.14 177.20 177.20 177.15 177.12
Mattawa 152.29 152.29 152.29 152.33 152.37 152.39 152.39
Des Joachims Generating Station 152.10 152.10 152.12 152.17 152.23 152.21 152.23
Pembroke 111.10 111.06 111.02 110.99 110.97 111.01 111.00
Lake Coulonge at Fort-Coulonge 105.81 105.85 105.94 105.99 105.98 105.97 105.98
Chenaux Generating Station 86.19 86.05 86.12 86.08 86.15 86.05 86.08
Chats Lake at Arnprior 74.03 74.06 74.03 74.04 74.05 74.06 74.05
Lake Deschenes at Britannia (Ottawa) 57.83 57.83 57.80 57.73 57.73 57.74 57.73
Gatineau (Hull) 41.34 41.32 41.30 41.31 41.26 41.29 41.28
Thurso 41.22 41.21 41.20 41.22 41.18 41.19 41.20
Grenville 41.18 41.18 41.17 41.18 41.15 41.16 41.17
Gatineau River at Maniwaki 162.67 162.65 162.66 162.64 162.62 162.61 162.63
Average daily outflow (m3/s) 2018-07-10 2018-07-11 2018-07-12 2018-07-13 2018-07-14 2018-07-15 2018-07-16
Ottawa River at Temiscaming 355 328 332 326 321 311 301
Ottawa River at Otto Holden GS 349 326 340 319 337 345 327
Ottawa River at Des Joachims GS 375 367 358 272 373 380 380
Ottawa River at Chenaux GS 552 549 414 457 447 461 427
Ottawa River at Chats Falls GS 561 564 452 471 472 504 474
Lake Deschenes at Britannia (Ottawa) 674 620 594 522 518 532 523
Ottawa River at Carillon 1,054 956 919 803 872 835 785