Department of Water Affairs HYMONTH V93 Output 23/08/2010 Site D2R001 Witspruit @ Egmont Site D2R001.V VarFrom 374.00 G21: Total outflow (volume) in Megalitres 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 [ ]M [ ]M [ ]M [ ]M [ ]M [0.04] 0.22 0.57 [0.27] [0.82] 279 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 47.74 0.28 0.34 0.25 0.58 4.40 52.75 0 1943/44 1.27 3.11 19.10 5.50 0.83 0.77 0.96 0.53 0.00 0.17 0.67 0.51 2.78 33.41 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 3.21 0.04 0.06 0.00 0.14 0.20 0.70 0.48 5.72 0 1948/49 0.48 0.98 1.00 1.10 0.69 0.18 0.59 0.11 0.00 0.06 0.47 0.67 0.53 6.34 0 1949/50 0.56 0.55 0.48 0.86 0.80 0.15 1.21 4.34 0.00 0.02 1.28 0.41 0.89 10.67 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 0.13 0.67 0.25 0.36 0.50 0.44 0.59 0.60 0.51 6.14 0 1953/54 0.51 0.39 0.84 0.97 0.36 7.00 0.13 0.15 0.26 0.64 0.59 0.73 1.05 12.57 0 1954/55 0.73 0.79 0.41 3.37 12.00 0.86 1.87 0.25 0.38 0.65 0.59 0.75 1.89 22.63 0 1955/56 0.73 0.67 0.15 0.88 0.68 3.78 1.38 0.38 0.42 0.39 0.87 0.37 0.89 10.71 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 4.63 0.84 10.07 0 1957/58 3.93 0.65 0.57 3.69 0.74 0.77 0.59 0.66 0.24 0.60 0.62 0.55 1.14 13.62 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 0.85 0.18 0.49 0.77 0.53 6.35 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 6.62 0.71 13.18 0.00 0.10 0.07 0.12 0.87 2.03 24.31 0 1963/64 0.88 1.00 1.22 1.50 1.16 0.94 0.02 0.01 0.25 0.01 0.39 0.77 0.68 8.15 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 16.86 1.21 0.63 0.55 0.24 0.36 0.60 0.82 1.99 23.89 0 1966/67 0.83 0.88 0.63 0.78 0.26 0.46 6.39 9.12 0.49 0.00 0.34 0.95 1.76 21.14 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 0.01 0.00 0.00 0.26 0.58 1.18 0.62 7.42 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 0.10 4.70 0.00 0.00 0.87 1.04 0.92 11.03 0 1971/72 1.17 1.25 1.30 0.31 12.72 10.90 0.41 0.02 0.00 0.67 0.77 0.96 2.54 30.48 0 465 Tot ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... M ... Missing Data Q ... Data Not Audited Department of Water Affairs HYMONTH V93 Output 23/08/2010 Site D2R001 Witspruit @ Egmont Site D2R001.V VarFrom 374.00 G21: Total outflow (volume) in Megalitres 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 6.53 23.24 2.98 0.08 0.00 0.00 0.00 0.66 3.02 36.18 0 1974/75 1.39 5.87 0.71 1.28 0.38 0.00 0.00 0.00 0.00 0.00 0.66 0.42 0.89 10.70 0 1975/76 0.81 0.70 7.86 37.70 34.90 25.63 3.74 0.52 0.01 0.16 0.55 0.53 9.43 113.13 0 1976/77 3.60 1.11 1.25 1.07 0.55 0.27 0.59 0.43 0.11 0.62 0.52 0.44 0.88 10.57 0 1977/78 0.12 0.82 0.60 0.50 0.32 0.32 7.43 0.29 0.00 0.23 0.44 0.13 0.93 11.19 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 3.89 0.79 0.84 1.06 0.89 0.00 0.48 0.43 0.00 0.07 0.41 0.47 0.78 9.33 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 [0.64] 0.59 0.08 0.13 0.00 0.00 0.01 0.34 [0.41] [4.91] 1 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] 1 1985/86 0.36 0.26 0.25 0.46 0.39 [0.55] 0.34 0.13 0.00 0.07 0.35 [0.14] [0.28] [3.30] 2 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] 2 1987/88 [0.00] [0.21] 0.33 0.66 27.45 36.93 [7.38] 0.33 0.04 0.04 [0.39] 7.01 [6.73] [80.77] 5 1988/89 [1.52] 4.15 1.70 [1.76] 14.05 0.34 [0.15] 0.17 0.01 0.09 0.53 0.36 [2.07] [24.82] 3 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 10.37 3.51 0.26 0.28 0.00 0.00 0.28 0.29 1.38 16.56 0 1991/92 3.52 0.81 0.41 0.99 0.82 0.77 0.38 0.36 0.00 0.00 0.25 0.27 0.72 8.58 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 [0.42] 0.23 0.04 1.19 0.06 0.01 0.04 0.23 0.29 0.45 [0.32] [3.85] 1 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 2.07 0.35 1.55 0.02 0.02 0.41 0.20 0.49 5.86 0 2000/ 1 0.22 0.39 0.23 0.86 0.29 0.23 6.19 4.90 0.19 0.07 0.21 0.28 1.17 14.06 0 2001/ 2 0.51 15.30 8.71 5.89 1.09 0.26 0.11 0.21 0.48 0.07 7.95 3.28 3.65 43.85 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 2.53 4.89 10.98 6.03 0.25 0.10 5.82 0.53 2.63 31.58 0 2006/ 7 0.74 2.70 0.37 0.41 0.45Q 0.49Q 0.07Q 0.26Q 0.02Q 0.00Q 0.17Q 0.40Q 0.51Q 6.09Q 0 465 Tot ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... M ... Missing Data Q ... Data Not Audited Department of Water Affairs HYMONTH V93 Output 23/08/2010 Site D2R001 Witspruit @ Egmont Site D2R001.V VarFrom 374.00 G21: Total outflow (volume) in Megalitres 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 0.29Q 0.50Q 4.03Q 1.41Q 0.22Q [0.00] [ ]M [ ]M [ ]M [ ]M [ ]M [0.92] [6.46] 171 465 Tot Mean [0.79] [0.98] [1.00] [1.44] [2.41] [2.04] [1.07] 1.27Q 0.13Q [0.18] [0.56] [0.68] [1.04] [12.34] Mean Med. [0.60] [0.59] [0.49] [0.66] [0.44] [0.45] [0.21] 0.14Q 0.01Q [0.08] [0.37] [0.46] Med. Max [3.93] [15.30] [19.10] [37.70] [34.90] [36.93] [13.18] 47.74Q 0.90Q [0.96] [7.95] [7.01] [9.43] [113.13] Max Min [0.00] [0.01] [0.00] [0.00] [0.00] [0.00] [0.00] 0.00Q 0.00Q [0.00] [0.00] [0.02] [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