Ottawa RiverRegulationPlanning BoardCommission de planificationde la régularisationde la rivière des Outaouais

Ottawa River at Grenville

Monthly and Annual Mean Water Levels in MetresAnnual Extremes
YearJanFebMarAprMayJunJulAugSepOctNovDecAnnual MeansDaily MaximumDaily Minimum
193339.9339.6839.5741.5341.6040.3739.6439.4739.1739.0239.1339.1539.8542.3038.88
193439.0939.0839.1641.1141.8640.5839.9139.2939.2639.4739.4239.6739.8342.4438.87
193539.5139.4039.7840.4840.4139.9139.9739.5539.3639.3339.5539.4439.7340.9539.20
193639.4039.3740.2040.9642.2341.0239.7139.3139.3039.7340.0639.5840.0742.9439.10
193740.0739.9340.0540.7841.3540.1439.5139.4039.2939.5540.3740.0040.0441.8439.10
193839.6139.6440.2741.7341.4240.2639.5139.3839.4339.5639.4739.4339.9742.3739.19
193939.4039.4139.4440.3341.6240.7340.1039.9139.4539.5239.6839.4739.9241.9839.21
194039.3239.2639.2940.3340.8941.1040.2239.5139.5339.3739.5439.5939.8341.6539.11
194139.5939.5439.5540.9140.5039.6739.5839.4839.5339.9940.5240.1539.9242.1439.24
194239.8639.8240.0841.0340.9140.4539.5839.4039.3039.2939.5039.3739.8841.6639.03
194339.4539.5239.7740.6442.1041.1740.0439.5539.6439.5139.6839.5540.0542.9939.25
194439.4939.3739.5139.8540.4739.6439.3739.2639.2639.3539.3839.3939.5341.0439.01
194539.3639.2840.0340.8340.7340.6839.5839.2639.3439.5939.6939.5139.8241.8939.12
194639.6539.6440.2440.4540.1940.2239.4739.3239.2839.4439.6639.8539.7940.9339.12
194739.7739.8139.8041.4342.6942.4840.5939.7139.4939.5039.4639.4540.3543.1539.22
194839.4039.3539.8140.7240.4639.9439.4939.3639.2639.1939.2039.3439.6341.0738.99
194939.4439.5139.7241.2740.7840.0039.9239.3339.3339.3539.3539.5339.7941.6939.07
195039.7339.6139.5640.6640.6540.1739.6839.4339.4339.3939.6939.8439.8241.2139.17
195139.8039.7740.1942.3440.9539.8539.9539.5139.5439.9740.7240.4040.2543.2039.28
195240.1540.0640.0441.2041.0940.4739.8339.8639.5839.6239.5439.8940.1141.8239.33
195339.8839.9640.4441.3340.3139.6439.4339.2839.1839.2739.2539.3139.7741.8839.01
195439.3639.4239.9341.0540.4740.4239.8939.5539.6340.4740.4640.2440.0841.7539.19
195540.1039.9140.0041.5340.2839.6339.3539.1339.1439.3440.0739.8239.8642.2238.91
195639.6539.5739.5340.5740.7440.3339.8839.7740.0840.1639.8239.8139.9941.2539.34
195739.7939.7939.9440.0640.0439.7540.6439.5839.6939.9140.2940.3439.9941.3339.15
195840.1740.0640.1840.6939.8739.7439.7339.4739.6339.8740.0439.8839.9441.0139.26
195939.7739.7139.6140.7140.4639.7339.3739.2839.4839.6240.1640.2039.8441.2439.08
196039.9939.9839.9241.4441.9340.1740.3640.0139.6439.6239.5339.4640.1742.5039.26
196139.4439.3239.3939.9040.0239.6539.6039.4939.4939.5239.4039.5839.5740.2339.11
196239.6239.67------40.3739.6639.1339.1239.2339.3939.7440.0339.6240.8238.94
196340.0940.0340.0640.4840.1840.2840.5340.7341.0941.0841.0841.1640.5741.2439.83
196441.1941.1841.2141.2841.2741.2041.0741.0941.1241.1441.1441.1341.1741.5540.86
196541.1841.2241.1641.2641.3941.2141.1741.1841.2141.4241.3241.3241.2541.5340.94
196641.2741.2541.3941.3341.2441.2541.1341.1741.1341.1641.2241.6041.2641.9941.01
196741.4841.2841.0941.1341.1841.1841.2841.2041.2141.2541.2141.3141.2341.7740.88
196841.2641.2241.1541.0541.2241.2041.2241.1741.1641.1641.1641.1841.1841.4140.77
196941.2741.2441.1941.1740.9041.2841.2141.2141.1841.1941.2541.2941.2041.4340.66
197041.2441.2441.2141.0640.9641.1141.1841.2041.1741.1941.2041.2141.1641.3640.61
197141.1741.1841.2041.1741.1841.1941.1641.1541.1341.1341.1341.1841.1641.4240.84
197241.1941.1541.1841.1341.4341.3641.3441.2841.2541.2541.3441.3541.2741.6740.95
197341.3141.3241.3641.5841.5841.3941.3241.2141.1641.2041.1541.2941.3241.8440.68
197441.2241.2141.3541.5342.1241.6441.1741.1541.2041.3441.3841.4141.3942.6740.66
197541.4341.4241.3441.3941.3641.2841.1741.2341.2241.2841.2941.3641.3241.8440.85
197641.1941.4141.2141.6741.4141.3041.2841.2941.3441.3241.2541.4141.3442.7040.67
197741.3741.3141.2941.2441.2741.2041.2241.2141.1141.14---41.3641.2441.7140.60
197841.3441.3141.1841.2641.2441.2441.1841.1541.1441.1841.1141.1441.2141.5340.84
197941.1541.1241.2441.2341.49---41.2041.2041.1741.2341.3041.3541.2442.0740.92
198041.3241.2441.3741.3341.2041.1941.1941.1841.1541.2141.0041.3241.2341.7840.59
198141.2741.4241.1641.3241.3341.4141.2441.1941.2041.2441.2641.2241.2741.8940.67
198241.1841.2041.2341.2841.2041.2041.1741.1641.1641.1741.2041.3841.2141.6441.00
198341.4441.3541.3441.3241.4741.2641.1841.1741.1541.1541.1441.2441.2742.0340.64
198441.2141.2841.2541.3841.2741.3541.2641.2041.1841.1741.2241.3141.2641.5940.95
198541.3941.3841.3641.3541.3241.2141.2041.2241.1741.1741.1541.2041.2641.6740.95
198641.1841.1541.1841.3141.3741.2841.2041.1741.2241.2441.2241.2341.2341.6640.90
198741.2241.2041.2341.2641.1741.1841.1741.1641.1541.1741.1741.2141.1941.6541.00
198841.2441.2741.1941.2641.2841.1941.1741.2041.2041.3341.4241.3541.2641.5740.97
198941.3241.3241.2741.3241.4241.3541.1741.1441.1741.1541.2441.2541.2641.6840.99
199041.3141.3141.3441.3841.3141.2241.2141.1741.1641.2541.2841.4241.2841.5941.05
199141.3741.3941.3741.4241.2041.1841.1541.1441.1441.1641.1941.2741.2541.8541.03
199241.2841.2841.2741.3741.2741.1841.1841.1741.2141.2541.3841.3441.2641.5141.04
199341.3541.2941.2341.3841.2341.2541.1741.1641.1641.2741.3241.3041.2641.5741.03
199441.2741.3341.3041.1841.3641.3041.3041.2441.1741.1641.2241.2341.2541.5640.81
199541.3941.5841.4641.2141.3241.3141.1641.1641.1441.1541.2441.2841.2841.8541.11
199641.3441.3841.3241.3041.2741.2841.2341.2041.1741.1841.2141.2441.2641.5941.00
199741.2941.3741.3941.2441.4841.2841.2241.1841.1741.1841.2141.2041.2741.8540.94
199841.2341.2541.3141.4541.2141.1841.1841.1541.1441.1541.1541.2041.2142.0641.04
199941.2741.3241.3141.2241.2141.2541.2341.1941.1841.26---------41.4940.86
200041.3141.2941.0741.3041.4041.3041.2641.2341.2141.1841.2041.1941.2441.6140.55
200141.2341.2741.2441.2041.2841.2441.1941.1841.1841.2841.3741.4041.2541.4840.91
200241.4041.3241.3641.2941.4841.4541.2641.1641.1441.1341.1341.1441.2741.7740.93
200341.1341.1241.1941.3141.2441.2241.1741.2141.1641.2441.4541.6441.2641.9441.03
200441.6941.5341.4541.4641.4041.2641.2241.1141.1441.1141.1141.1341.3041.8940.96
200541.2241.1741.1041.4141.2841.2141.1641.1441.1041.1941.17---41.2041.5540.94
200641.4441.5241.4341.3641.4441.3441.2541.2041.1841.2941.4041.4141.3641.8241.17
200741.3041.4541.4641.3441.2841.3541.2141.1941.1841.1641.1541.1941.2741.5741.07
200841.3341.4141.4341.7141.4341.3941.3841.3441.2341.2141.2441.3341.3741.9541.07
200941.4341.4341.4641.4541.4741.3341.3041.2841.1941.1941.2941.2541.3441.7941.10
201041.2841.2841.3341.2441.2041.1941.1641.1641.2241.2841.2941.5241.2641.7640.93
201141.3841.3341.4041.3041.4441.3041.2541.2041.2041.2041.1941.2641.2941.6040.98
201241.3041.3341.3941.3241.2541.2141.1741.1641.1741.2141.2741.2841.2541.5641.04
201341.3141.3841.3441.4641.5441.4141.2241.2041.2041.2441.4041.3241.3441.7141.13
201441.3641.3541.2241.4341.5141.3241.2341.2241.2641.3341.3041.3141.3241.6741.09
201541.4941.3641.2941.2941.3141.2541.1841.2041.2141.1941.2341.3141.2841.6941.08
201641.6541.8041.6741.5341.4041.2841.2041.1941.1941.1941.1841.2441.3842.1041.02
201741.2941.3441.4441.7742.0041.3841.3141.2341.2341.2141.3241.3741.4142.8141.10
201841.4741.4241.3341.2641.5041.2841.1941.1541.2241.2841.2741.3041.3041.7841.03
201941.3241.4141.3441.8242.3341.4241.1741.1341.1441.0141.2141.2741.3842.7540.88
202041.2941.2641.3941.4441.3341.2741.1941.2241.2541.3141.3241.3641.3041.8040.99
202141.6641.4641.3541.2341.1841.1741.2341.1941.2141.2841.2441.3441.2941.8341.03
202241.3341.3241.4341.4141.4441.5041.2341.21---41.2241.2041.2641.3241.7341.06
202341.5241.5241.3841.6441.7041.2141.2141.2241.2041.2841.3141.3441.3842.4141.00
Mean - Moyenne40.7640.7540.8141.1941.2040.9240.7340.6240.6040.6740.7340.7640.8143.20 (max)38.87 (min)
YearJanFebMarAprMayJunJulAugSepOctNovDecAnnual MeansDaily MaximumDaily Minimum

Back to list