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Rideau River historical peak flows (highs and lows)

Thursday, 03 April 2008 12:00 By Rideau Valley Conservation Authority
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Rideau Valley Conservation Authority - Station No. 02LA004 (Carleton University)

Extremes of Discharges (m3/s) for the period of record

Maximum Maximum Minimum
Minimum
Year Instantaneous Discharge Time Day Daily Discharge
Day Daily Discharge
Day Year August
1937 ---



144
May 12 2.52
Sept 3 1937
1943 ---



221
May 14 3.60
June 10 1943
1945 ---



320
May 19



1945
1947 ---



538
Apr 12 8.55
Oct 26 1947 9.91
1948 ---







6.46
Nov 3 1948 6.46
1949 ---



379
Mar 30 4.59
Oct 26 1949 5.92
1950 ---



447
Apr 6 5.89
July 22 1950 6.34
1951 ---



419
Apr 2 4.98
May 16 1951 8.55
1952 ---



379
Apr 6 7.08
July 7 1952 11.30
1953 ---



331
Mar 28 7.08
Nov 3 1953
1954 ---



405
Apr 8 9.40
July 31 1954 9.40
1955 ---



493
Apr 6 4.53
May 25 1955 5.66
1956 ---



351
Apr 5 3.91
Sept 17 1956 6.57
1957 ---



133
Mar 15 2.97
Dec 19 1957 4.16
1958 ---



306
Mar 31 3.31 B Jan 13 1958 5.89
1959 ---



413
Apr 6 4.84
Oct 16 1959 6.80
1960 ---



532
Apr 14 3.14
Dec 1 1960 6.80
1961 ---



193
Mar 30 3.06 B Feb 10 1961 6.12
1962 ---



323 B Apr 1 4.39 B Mar 5 1962 6.94
1963 ---



442
Mar 31 4.50
July 4 1963 5.55
1964 ---



109
Apr 23 3.65
Dec 22 1964 5.10
1965 ---



146
Dec 31 3.48 B Feb 1 1965 5.78
1966 ---



215 B Mar 6 5.21
July 7 1966 5.64
1967 ---



311
Apr 3 7.70
Sept 19 1967 8.55
1968 ---


377
Mar 30 7.33
Aug 15 1968 7.33
1969 ---



328
Apr 8 4.39
Sept 29 1969 8.95
1970 ---



442
Apr 14 5.95
July 13 1970 5.95
1971 513 00:30 EST Apr 19 496
Apr 19 4.87
Nov 8 1971 6.60
1972 578 18:30 EST Apr 20 535
Apr 21 6.57
Sept 25 1972 10.50
1973 464 02:00 EST Mar 18 447
Mar 18 5.97
July 31 1973 6.20
1974 ---



396
Apr 6 6.26
Aug 28 1974 6.26
1975 413 18:20 EST Apr 19 394
Apr 20 4.59
Aug 20 1975 4.59
1976 597 (*) 04:29 EST Mar 28 583
Mar 28 7.33
Aug 31 1976 7.33
1977 473 04:24 EST Mar 16 467
Mar 15 2.72
July 25 1977 3.91
1978 527 22:09 EST Apr 14 487
Apr 14 2.97
July 14 1978 3.77
1979 423 20:28 EST Mar 25 403
Mar 25 2.78
July 25 1979 5.00
1980 421 18:00 EST Mar 22 385 B Mar 22 3.05
June 13 1980 4.95
1981 446 15:45 EST Feb 24 435
Feb 24 1.78
Apr 28 1981 9.04
1982 435 20:25 EST Apr 1 397
Apr 1 4.56
Aug 20 1982 4.56
1983 246 13:18 EST May 4 224
Mar 20 3.41
July 26 1983 4.92
1984 398 21:56 EST Apr 6 385
Apr 6 4.46
July 25 1984 5.39
1985 276 22:46 EST Mar 14 265
Mar 15 1.48 (*)
July 25 *1985 3.61
1986 256 06:28 EST May 23 223
May 24 1.92
Apr 29 1986 25.90
1987 353 14:45 EST Mar 26 334 A Mar 26 3.39
Aug 28 1987 3.39
1988 273 18:57 EST Mar 27 247
Mar 27 3.19
Aug 16 1988 3.19
1989 276 01:00 EST Mar 29 251
Mar 29 3.74 B Feb 28 1989 6.46
1990 264 03:58 EST Mar 18 259
Mar 18 4.85
Aug 25 1990 6.14
1991 326 16:16 EST Apr 10 311
Apr 23 3.60
June 21 1991 4.01
1992 282 00:07 EST Apr 9 270
Apr 8 5.46
June 19 1992 6.17
1993 514 18:19 EST Apr 11 508
Apr 11 6.31
Sept 25 1993 7.35
1994 338 19:12 EST Apr 16 331
Apr 14 5.82
Sept 7 1994 6.26
1995 270 08:26 EST Jan 21 264
Jan 21 2.50
July 14 1995 2.75 (*)
1996 291 12:08 EST Jan 20 278
Jan 21 5.20
Sept 6 1996 6.40
1997 449 12:18 EST Apr 7 442
Apr 7 3.94
Aug 11 1997 3.94
1998 458 1:00 EST Apr 2 451
Mar 31 6.73
May 29 1998
1999 448 11:00 EST Apr 8 436
Apr 8 3.9
Sept 4 1999
2000 245 7:00 EST Apr 11 244
Apr 11 5.85
Oct 24 2000
2001 366 0:01 EST Apr 10 356
Apr 10 2.47
Aug 10 2001
2002 188

Apr 1 172








2003 249

Mar 29 238








2004 174

Mar 6 168








2005 437 10:55 EST Apr 4 427
Apr 4





2006 171

Mar 14









2007 167

Mar 28

























Legend
* - all time maximum / minimum flow
B ice in the channel affected instrument reading, value has been biased to compensate







A required manual reading
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Last Updated ( Wednesday, 17 March 2010 17:07 )