Department of Water Affairs HYMONTH V93 Output 23/08/2010 Site D2H024 Left Canal From Egmont Dam @ Egmont Site D2H024 VarFrom 100.00 Surface Water Level in Metres VarTo 154.00 Total Surface Water Volume in Million Cub Metres Figures are for period starting 0 hours. Mean Annual Missing Year Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Monthly Total Days 1937/38 [ ]M [ ]M [ ]M [ ]M [ ]T [ ]T [ ]T [ ]T [ ]T [0.05] 0.22 0.57 [0.28] [0.83] 278 1938/39 0.51 0.09 0.26 0.14 0.04 0.23 0.27 0.29 0.10 0.17 0.17 0.23 0.21 2.49 0 1939/40 0.84 0.62 0.45 0.50 0.57 0.02 0.13 0.00 0.30 0.74 1.10 0.81 0.51 6.08 0 1940/41 0.65 0.50 0.12 0.19 0.00 0.77 1.15 0.50 0.84 0.81 0.78 1.29 0.63 7.59 0 1941/42 0.21 1.14 1.40 0.49 0.18 0.00 0.29 0.27 0.90 0.96 0.28 0.86 0.58 6.98 0 1942/43 0.60 0.61 0.10 0.46 0.95 0.43 0.42 0.26 0.25 0.34 0.25 0.58 0.44 5.24 0 1943/44 0.56 0.00 0.34 0.21 0.83 0.77 0.96 0.53 0.00 0.17 0.67 0.51 0.46 5.54 0 1944/45 0.54 0.71 0.57 0.65 0.43 0.03 0.23 0.12 0.15 0.25 0.36 0.40 0.37 4.43 0 1945/46 0.55 0.57 0.51 0.00 0.28 0.47 0.02 0.02 0.00 0.04 0.27 0.54 0.27 3.27 0 1946/47 0.17 0.59 0.65 0.61 0.17 0.46 0.21 0.00 0.00 0.11 0.44 0.19 0.30 3.61 0 1947/48 0.28 0.29 0.08 0.44 0.27 0.00 0.00 0.00 0.00 0.14 0.20 0.70 0.20 2.40 0 1948/49 0.34 0.98 1.00 1.10 0.69 0.18 0.59 0.11 0.00 0.06 0.47 0.67 0.52 6.19 0 1949/50 0.56 0.55 0.48 0.86 0.80 0.15 0.00 0.00 0.00 0.02 0.19 0.33 0.33 3.94 0 1950/51 0.90 1.03 0.41 0.30 0.73 0.42 0.22 0.53 0.01 0.28 0.52 0.51 0.49 5.85 0 1951/52 0.28 0.80 0.70 0.93 0.21 0.42 0.40 0.35 0.23 0.00 0.01 0.46 0.40 4.78 0 1952/53 0.57 0.53 0.53 0.99 0.06 0.67 0.12 0.36 0.50 0.44 0.59 0.60 0.50 5.94 0 1953/54 0.51 0.39 0.84 0.97 0.36 0.09 0.10 0.15 0.26 0.64 0.59 0.73 0.47 5.63 0 1954/55 0.73 0.79 0.41 0.85 0.00 0.09 0.38 0.19 0.38 0.65 0.59 0.75 0.48 5.80 0 1955/56 0.73 0.67 0.15 0.88 0.68 0.00 0.00 0.38 0.42 0.39 0.87 0.37 0.46 5.54 0 1956/57 1.07 0.19 0.01 0.75 0.48 0.83 0.06 0.96 0.45 0.26 0.38 0.01 0.45 5.44 0 1957/58 0.00 0.65 0.57 0.22 0.74 0.77 0.59 0.66 0.24 0.60 0.62 0.55 0.52 6.22 0 1958/59 0.69 0.24 0.66 0.74 0.15 0.28 0.69 0.01 0.12 0.00 0.45 0.88 0.41 4.91 0 1959/60 0.74 0.52 0.24 0.83 0.39 0.40 0.09 0.06 0.10 0.08 0.31 0.60 0.36 4.37 0 1960/61 0.53 0.79 0.78 0.87 0.79 0.31 0.00 0.00 0.00 0.18 0.49 0.77 0.46 5.50 0 1961/62 1.14 0.70 0.37 1.19 0.39 0.47 0.18 0.37 0.34 0.53 0.53 0.53 0.56 6.74 0 1962/63 0.89 0.47 0.63 0.66 0.25 0.29 0.00 0.00 0.10 0.07 0.12 0.87 0.36 4.34 0 1963/64 0.88 0.06 0.41 1.50 1.16 0.94 0.02 0.01 0.25 0.01 0.39 0.77 0.53 6.40 0 1964/65 0.49 0.75 0.86 0.95 0.84 0.91 0.11 0.00 0.00 0.00 0.58 0.73 0.52 6.21 0 1965/66 0.76 0.68 0.76 0.41 0.00 1.21 0.63 0.55 0.24 0.36 0.60 0.82 0.59 7.02 0 1966/67 0.83 0.88 0.63 0.78 0.26 0.46 0.00 0.00 0.00 0.00 0.34 0.95 0.43 5.14 0 1967/68 1.40 0.80 1.11 1.36 1.15 0.52 0.00 0.00 0.00 0.00 0.83 0.97 0.68 8.13 0 1968/69 1.37 1.07 0.79 1.21 0.96 0.00 0.00 0.00 0.00 0.26 0.58 1.18 0.62 7.41 0 1969/70 0.90 0.89 1.13 1.20 0.95 1.11 0.57 0.22 0.00 0.00 0.40 0.26 0.64 7.64 0 1970/71 0.59 1.11 0.84 0.89 0.29 0.61 0.00 0.00 0.00 0.00 0.87 1.04 0.52 6.24 0 1971/72 1.17 1.25 1.30 0.31 0.94 0.00 0.00 0.00 0.00 0.67 0.77 0.96 0.61 7.36 0 449 Tot ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... M ... Missing Data Q ... Data Not Audited T ... Rating Table Not Available Department of Water Affairs HYMONTH V93 Output 23/08/2010 Site D2H024 Left Canal From Egmont Dam @ Egmont Site D2H024 VarFrom 100.00 Surface Water Level in Metres VarTo 154.00 Total Surface Water Volume in Million Cub Metres Figures are for period starting 0 hours. Mean Annual Missing Year Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Monthly Total Days 1972/73 1.24 1.24 1.14 1.33 0.39 0.95 0.08 0.00 0.00 0.59 0.13 0.79 0.66 7.89 0 1973/74 0.89 0.90 0.55 0.34 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.66 0.28 3.34 0 1974/75 1.39 0.02 0.70 1.28 0.38 0.00 0.00 0.00 0.00 0.00 0.66 0.42 0.40 4.85 0 1975/76 0.81 0.70 0.36 0.00 0.06 0.17 0.00 0.00 0.00 0.16 0.55 0.53 0.28 3.36 0 1976/77 0.00 0.80 1.25 1.07 0.55 0.27 0.59 0.43 0.11 0.62 0.52 0.44 0.55 6.65 0 1977/78 0.12 0.82 0.60 0.50 0.32 0.32 0.00 0.08 0.00 0.23 0.44 0.13 0.30 3.55 0 1978/79 0.80 1.03 0.26 0.79 0.62 0.64 0.30 0.03 0.00 0.10 0.08 0.20 0.40 4.85 0 1979/80 0.49 0.71 0.84 1.06 0.89 0.00 0.48 0.43 0.00 0.07 0.41 0.47 0.49 5.85 0 1980/81 0.65 0.54 0.24 0.56 0.34 0.35 0.49 0.10 0.00 0.14 0.33 0.25 0.33 3.99 0 1981/82 0.75 0.81 0.52 1.05 0.66 0.59 0.08 0.13 0.00 0.00 0.01 0.34 0.41 4.94 0 1982/83 0.63 0.14 0.71 1.12 0.75 0.64 0.20 0.05 0.01 0.00 0.06 0.13 0.37 4.43 0 1983/84 0.35 0.32 0.09 0.48 0.72 0.31 0.12 0.06 0.00 0.00 0.39 0.16 0.25 3.01 0 1984/85 0.23 0.19 0.61 0.55 0.16 0.08 0.04 0.15 0.00 0.00 0.00 0.36 0.20 2.39 0 1985/86 0.36 0.26 0.25 0.46 0.39 0.57 0.34 0.13 0.00 0.07 0.35 0.15 0.28 3.33 0 1986/87 0.26 0.01 0.78 0.63 0.28 0.19 0.13 0.17 0.01 0.00 0.02 0.02 0.21 2.52 0 1987/88 0.00 0.22 0.33 0.66 0.97 1.20 0.49 0.04 0.00 0.00 0.41 0.09 0.37 4.42 0 1988/89 0.16 0.37 0.12 0.20 0.25 0.27 0.16 0.17 0.01 0.09 0.53 0.36 0.22 2.69 0 1989/90 0.85 0.46 0.33 0.62 0.28 0.12 0.00 0.19 0.01 0.03 0.50 0.29 0.31 3.68 0 1990/91 0.73 0.49 0.18 0.16 0.36 0.46 0.26 0.28 0.00 0.00 0.28 0.29 0.29 3.49 0 1991/92 0.27 0.19 0.41 0.99 0.82 0.77 0.38 0.36 0.00 0.00 0.25 0.27 0.39 4.72 0 1992/93 0.21 0.23 0.38 0.47 0.16 0.00 0.00 0.03 0.00 0.09 0.05 0.46 0.17 2.08 0 1993/94 0.15 0.27 0.17 0.03 0.00 0.16 0.14 0.04 0.00 0.02 0.20 0.40 0.13 1.59 0 1994/95 0.42 0.50 0.41 0.47 0.25 0.15 0.02 0.01 0.00 0.09 0.36 0.05 0.23 2.74 0 1995/96 0.02 0.07 0.00 0.11 0.00 0.08 0.04 0.02 0.00 0.00 0.11 0.26 0.06 0.72 0 1996/97 0.45 0.14 0.20 0.12 0.52 0.01 0.01 0.00 0.00 0.00 0.00 0.35 0.15 1.80 0 1997/98 0.45 0.44 0.44 0.23 0.04 0.00 0.02 0.01 0.04 0.23 0.29 0.45 0.22 2.64 0 1998/99 0.54 0.32 0.32 0.17 0.39 0.49 0.46 0.00 0.02 0.17 0.33 0.26 0.29 3.46 0 1999/ 0 0.38 0.59 0.02 0.05 0.20 0.30 0.09 0.13 0.02 0.02 0.41 0.20 0.20 2.41 0 2000/ 1 0.22 0.39 0.23 0.86 0.29 0.23 0.00 0.02 0.00 0.06 0.21 0.26 0.23 2.77 0 2001/ 2 0.51 0.35 0.04 0.41 0.46 0.26 0.11 0.03 0.05 0.07 0.10 0.14 0.21 2.53 0 2002/ 3 0.61 0.59 0.16 0.39 0.28 0.23 0.07 0.04 0.03 0.16 0.13 0.34 0.25 3.05 0 2003/ 4 0.70 0.45 0.41 0.38 0.32 0.06 0.06 0.03 0.02 0.06 0.17 0.25 0.24 2.91 0 2004/ 5 0.18 0.45 0.30 0.27 0.27 0.16 0.12 0.01 0.04 0.18 0.18 0.18 0.20 2.35 0 2005/ 6 0.23 0.05 0.17 0.00 0.00 0.07 0.00 0.00 0.00 0.08 0.06 0.24 0.08 0.91 0 2006/ 7 0.45 0.36 0.37 0.41 0.45Q 0.49Q 0.07Q 0.26Q 0.02Q 0.00Q 0.17Q 0.40Q 0.29Q 3.46Q 0 449 Tot ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... M ... Missing Data Q ... Data Not Audited T ... Rating Table Not Available Department of Water Affairs HYMONTH V93 Output 23/08/2010 Site D2H024 Left Canal From Egmont Dam @ Egmont Site D2H024 VarFrom 100.00 Surface Water Level in Metres VarTo 154.00 Total Surface Water Volume in Million Cub Metres Figures are for period starting 0 hours. Mean Annual Missing Year Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Monthly Total Days 2007/ 8 0.16Q 0.44 0.09 0.26 0.15Q 0.11Q 0.10Q 0.14Q 0.02Q 0.07Q 0.23Q 0.37Q 0.18Q 2.13Q 0 2008/ 9 0.53Q 0.38Q 0.28Q 0.34Q 0.03Q 0.20Q 0.19Q 0.10Q 0.00Q 0.03Q 0.02Q 0.23Q 0.19Q 2.33Q 0 2009/10 0.01Q 0.09Q 0.50Q 0.39Q 0.21Q 0.22Q [0.00] [ ]M [ ]M [ ]M [ ]M [ ]M [0.20] [1.42] 171 449 Tot Mean 0.56Q 0.53Q 0.48Q 0.61Q 0.42Q 0.35Q [0.20] 0.15Q 0.09Q [0.18] 0.36Q 0.47Q [0.37] [4.33] Mean Med. 0.54Q 0.51Q 0.41Q 0.53Q 0.35Q 0.28Q [0.10] 0.06Q 0.00Q [0.08] 0.35Q 0.41Q Med. Max 1.40Q 1.25Q 1.40Q 1.50Q 1.16Q 1.21Q [1.15] 0.96Q 0.90Q [0.96] 1.10Q 1.29Q [0.68] [8.13] Max Min 0.00Q 0.00Q 0.00Q 0.00Q 0.00Q 0.00Q [0.00] 0.00Q 0.00Q [0.00] 0.00Q 0.01Q [0.06] [0.72] Min OK 100% 100% 100% 100% 100% 100% 99% 100% 100% 100% 100% 100% 100% 100% OK Cnt 72 72 72 72 72 72 72 71 71 72 72 72 73 73 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... M ... Missing Data Q ... Data Not Audited T ... Rating Table Not Available