Ottawa RiverRegulationPlanning BoardCommission de planificationde la régularisationde la rivière des Outaouais

Ottawa River at Pembroke

Monthly and Annual Mean Water Levels in MetresAnnual Extremes
YearJanFebMarAprMayJunJulAugSepOctNovDecAnnual MeansDaily MaximumDaily Minimum
1950111.16111.19111.15111.41112.05111.57111.32111.17111.17111.16111.32111.38111.34112.48111.05
1951111.33111.35111.49112.67112.01111.44111.52111.30111.29111.74112.10111.81111.67113.34111.10
1952111.64111.54111.56111.96112.07111.76111.33111.32111.32111.32111.27111.43111.54112.59111.04
1953111.50111.58111.81112.38111.72111.37111.24111.14110.98111.14111.10111.18111.43112.79110.91
1954111.23111.21111.46111.79111.74111.93111.64111.36111.38111.99111.87111.73111.61112.55111.06
1955111.62111.55111.49112.00111.66111.36111.16111.05111.03111.20111.73111.59111.45112.51110.85
1956111.37111.31111.32111.64112.03111.81111.59111.49111.63111.83111.54111.49111.59112.43111.12
1957111.44111.47111.52111.61111.69111.47112.17111.39111.43111.56111.79111.81111.61112.85111.02
1958111.67111.67111.66111.77111.34111.39111.39111.22111.25111.39111.64111.58111.50111.86111.09
1959111.45111.40111.34111.67111.98111.52111.25111.16111.25111.37111.77111.74111.49112.21111.03
1960111.61111.57111.55112.09113.12111.87112.10111.69111.37111.34111.40111.44111.76113.67111.19
1961111.40111.29111.29111.56111.73111.57111.43111.33111.39111.50111.42111.50111.45112.00111.11
1962111.56111.62111.43111.81112.06111.49111.12111.03111.06111.08111.07111.02111.36112.65110.96
1963111.02111.08111.14111.72111.58111.43111.15111.07111.16111.11111.14111.41111.25111.88110.93
1964111.41111.39111.43111.64111.74111.66111.37111.12111.03111.14111.16111.24111.36112.21110.96
1965111.33111.34111.34111.41111.98111.44111.16111.29111.73112.05111.76111.66111.54112.39111.06
1966111.69111.62111.66111.99111.81111.73111.29111.46111.32111.49111.75112.33111.68112.78111.14
1967111.73111.36111.20112.19112.34112.03111.46111.23111.21111.34111.84111.68111.63113.00111.07
1968---------------------------------------------
1969------------------111.40111.40111.23111.33111.86111.69---112.14111.08
1970111.52111.44111.47111.55112.05112.00111.94111.60111.34111.41111.43111.44111.60112.51111.21
1971111.40111.39---111.77112.00111.42111.00111.09110.87110.90111.03111.19111.29112.54110.81
1972111.34111.38111.43111.54112.26---111.41111.48111.49111.40111.56111.60111.55112.66111.14
1973111.48111.55111.67112.13112.16111.88111.58111.27111.27111.43111.52111.55111.62112.68111.10
1974111.44111.39111.57111.84112.63112.20111.66---111.18111.32111.66---111.66112.88111.12
1975111.53111.59111.54---111.77111.70111.18111.02110.94110.99111.07------112.36110.89
1976111.40111.40111.49112.31112.22111.56111.36111.21111.12111.20111.21111.37111.50112.60110.97
1977111.35111.34111.56112.09111.69111.22111.24111.10111.13111.21111.41111.59111.41112.48111.04
1978111.52111.55111.41111.44111.82111.47111.18111.07111.04111.39111.38111.40111.39112.26110.96
1979111.48111.48111.58112.20112.69111.85111.46111.39111.34111.64111.92111.94111.75113.32111.19
1980111.77111.60111.55112.09112.03111.34111.34111.28111.27111.66111.68111.56111.60112.46111.09
1981111.44111.52111.83112.38111.87111.79111.36111.13111.36111.46111.57111.43111.59112.70111.00
1982111.38111.41111.43111.59111.56111.31111.15111.01111.01111.16111.48111.69111.35112.23110.94
1983111.73111.64111.71111.74112.26112.02111.25111.14111.02111.18111.42111.51111.55112.82110.92
1984111.56111.58111.57111.93111.79111.91111.67111.28111.21111.25111.68111.74111.59112.37111.07
1985111.72111.63111.62111.90112.27111.43111.45111.47111.20111.19111.32111.51111.56112.86111.12
1986111.47111.57111.36112.04111.87111.57111.22111.19111.17111.42111.63111.47111.50112.22111.04
1987111.47111.44111.36111.72111.11111.01111.01111.01110.89110.90111.11111.36111.20112.04110.84
1988111.50111.54111.31112.08111.92111.27111.05111.21111.34111.80112.08111.77111.56112.33110.95
1989111.70111.73111.40---112.03112.02111.30111.09------111.17111.51---112.52110.85
1990111.52111.59111.57111.84111.87111.45111.43111.12111.11111.69111.78111.99111.58112.39111.01
1991111.70111.74111.52112.20111.70111.32111.10111.01111.05111.17111.39111.64111.46112.51110.95
1992111.57111.62111.40111.49111.81111.22111.16111.06111.33111.52111.83111.68111.47112.35110.98
1993111.60111.61111.31111.53111.31111.49111.08110.97111.02111.45111.72111.54111.38112.05110.89
1994111.46111.64111.49111.41111.57111.56111.62111.33111.15111.20111.49111.50111.45111.94110.97
1995111.60111.57111.54111.41111.93111.74111.13111.10110.95111.00111.51111.58111.42112.44110.92
1996111.51111.54111.43111.62112.45111.65111.56111.41111.12111.15111.43111.46111.53112.70111.03
1997111.56111.71111.60111.94112.39111.61111.40111.08111.16111.23111.25111.25111.52112.56110.99
1998111.32111.49111.42112.24111.23111.17111.11110.97110.96110.99111.06111.34111.27112.53110.88
1999111.47111.59111.46111.52110.97111.37111.33111.09111.04111.57111.88111.95111.44112.22110.81
2000111.69111.67111.75111.73111.60111.42111.27111.32111.20111.16111.30111.45111.46111.98111.06
2001111.45111.50111.49111.79111.67111.45111.13110.97111.07111.85112.02112.02111.53112.34110.89
2002111.79111.67111.68112.19112.15111.97111.45111.12111.03111.08111.13111.15111.53112.90110.95
2003111.27111.27111.26111.68111.44111.51111.37111.40111.19111.50111.96111.88111.48112.25111.11
2004111.77111.67111.57112.04112.23111.65111.83111.17111.14111.00111.22111.45111.56112.61110.98
2005111.57111.54111.39111.99111.59111.32111.06110.84110.87111.13111.41---111.36112.38110.76
2006111.68111.67111.65112.30111.68111.42111.19111.19111.14111.70111.95112.02111.64112.57111.03
2007111.93111.77111.61111.65111.41111.71111.41111.06110.98110.94111.13111.32111.41112.22110.91
2008111.63111.71111.60111.99112.16111.77111.82111.60111.41111.35111.53111.62111.68112.54111.27
2009111.76111.74111.69112.22112.27111.79111.48111.57111.26111.44111.77111.68111.72112.68111.06
2010111.60111.64111.58111.23111.09111.01110.89110.86111.13111.50111.42111.69111.30111.92110.81
2011111.71111.71111.55111.85112.11111.62111.41111.12110.98111.09111.42111.59111.51112.50110.89
2012111.67111.63111.89111.81111.45111.18110.93110.94111.01111.37111.87111.62111.45112.56110.88
2013111.66111.75111.60111.98112.57112.01111.20111.16111.22111.37111.98111.65111.68112.78110.97
2014111.65111.68111.40111.69112.53111.69111.33111.21111.57111.93112.00111.82111.71112.90111.09
2015111.83111.77111.53111.77111.92111.56111.12111.06111.08111.02111.40111.88111.49112.44110.95
2016111.96111.83112.01112.21111.94111.57111.12111.08111.05111.07111.13111.30111.52112.47111.00
2017111.49111.61111.76112.22112.56111.91111.54111.34111.43111.23111.46111.67111.68113.03111.16
2018111.69111.66111.45111.28112.29111.65111.08111.14111.48111.91111.84111.63111.59112.56110.94
2019111.67111.72111.52112.03113.36112.29111.35111.04110.98111.08111.51111.49111.67113.69110.87
2020111.57111.63111.48112.15111.89111.60111.33111.25111.35111.66111.86111.66111.62112.40111.12
2021111.72111.72111.63111.45111.29111.03111.31111.17111.09111.48111.36111.46111.39111.98110.83
2022111.66111.60111.53112.14112.15112.00111.33111.19---111.44111.50111.57111.64112.49111.05
2023111.70111.71111.50112.13112.45111.44111.22111.22111.35111.75111.93111.56111.66113.31111.08
Mean - Moyenne111.55111.55111.51111.86111.94111.59111.34111.20111.19111.36111.54111.58111.52113.69 (max)110.76 (min)
YearJanFebMarAprMayJunJulAugSepOctNovDecAnnual MeansDaily MaximumDaily Minimum

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