Department of Water Affairs HYMONTH V93 Output 23/08/2010 Site D2E009 Egmont @ Egmont Dam Site D2E009 Variable 10.00 Total Rainfall in Millimetres Figures are for period starting 800 hours. Mean Annual Missing Year Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Monthly Total Days 1977/78 [ ]M [4.6] 126.7 62.0 90.0 137.5 108.5 0.0 9.0 6.0 23.0 42.5 [55.4] [609.8] 52 1978/79 3.0 32.1& 159.0 85.0 74.0 7.0 99.5 32.0 2.0 39.5 120.5 28.0 56.8& 681.6& 0 1979/80 77.0 47.0 28.5 33.5 109.5 48.0 28.5& 0.0& 6.5 1.5 15.5 45.5& 36.8& 441.0& 0 1980/81 0.0& 61.5 78.0 144.0 117.5 76.0 35.5 41.5 20.5& 0.0& 98.5 4.5 56.5& 677.5& 0 1981/82 29.0 59.0 88.0 38.5 26.0 63.5 101.0& 0.0& 35.0 54.0& 0.0& 41.0 44.6& 535.0& 0 1982/83 121.0 96.5 32.0 17.5 20.0 49.5 52.7 11.5 22.0 76.2& 0.0& 14.2 42.8& 513.1& 0 1983/84 53.7 98.8 91.4 73.6 17.4 64.6 32.6 41.6 7.2& 0.0& 64.2 2.6 45.6& 547.7& 0 1984/85 111.6 59.7 22.8 58.2 79.1 85.2 26.8 0.1 75.4& 0.0& 0.0& 3.2 43.5& 522.1& 0 1985/86 147.6 106.2 98.8 98.4 49.6 78.4 6.0& 0.0& 12.4 1.1 39.5 32.6 55.9& 670.6& 0 1986/87 159.6 81.4 24.4 36.0 121.8 44.8 47.0 0.6 7.6 17.4 51.0 115.6 58.9 707.2 0 1987/88 76.8 140.0 53.4 15.1 400.0 219.9 88.0 12.2 20.6 9.1 5.8 143.6 98.7 1184 0 1988/89 123.0 39.8 114.0 102.2 158.6 25.8 75.0 23.6 6.6 8.0& 0.0& 29.6 58.8& 706.2& 0 1989/90 10.6 92.2 71.8 57.0 94.0 135.6 72.2 3.8 34.8 3.2 16.4 8.8 50.0 600.4 0 1990/91 1.0 15.2 63.2 196.0 108.8 110.2 3.4 1.2 31.8 12.6& 0.0& 46.6 49.2& 590.0& 0 1991/92 179.2 60.2 84.8 32.2 17.2 45.8 8.5 0.6 1.0 0.6 16.6 7.0 37.8 453.7 0 1992/93 64.9 63.4 31.0 67.2 122.2 167.0 86.2 16.0 7.8& 0.0& 33.4 0.6 55.0& 659.7& 0 1993/94 109.2 92.8 75.6 152.4 212.0 55.6 25.8 1.0& 0.0& 16.8 4.4 4.4 62.5& 750.0& 0 1994/95 2.2 29.2 28.6 61.8 38.8 152.4 0.5 36.0 4.6& 0.0& 0.0& 17.8 31.0& 371.9& 0 1995/96 48.8 61.4 161.2 245.8 141.8 41.0 56.8 11.2 3.0 39.6 18.6 19.8 70.8 849.0 0 1996/97 10.6 138.6 96.0 66.8 73.4 177.6 43.4 35.2 20.8 12.0 20.2 4.6 58.3 699.2 0 1997/98 65.0 42.6 44.0 173.8 262.8 127.6 24.6 8.2& 0.0& 4.6& 0.0& 10.8 63.7& 764.0& 0 1998/99 42.0 106.0 126.6 217.8 43.6 29.2 54.0 34.8 9.0 1.0 1.4 2.2 55.6 667.6 0 1999/ 0 57.6 44.8 255.4 118.2 110.4 148.6 64.6 31.2 3.2 1.4& 0.0& 74.6 75.8& 910.0& 0 2000/ 1 87.6 83.8 81.3 161.2 164.8 132.0 155.4 44.4 49.6 3.6 33.4 24.8 85.2 1021 0 2001/ 2 105.5 206.8 135.4 204.0 45.4 59.0 36.6 95.8 8.4 2.0 133.8 27.0 88.3 1059 0 2002/ 3 28.6 14.6 127.4 134.6 59.0 125.2 10.6 20.0 0.0 0.0 13.0 31.8 47.1 564.8 0 2003/ 4 29.4 40.4 74.2 53.8 57.4 120.4 48.8 0.4 9.0 1.6 30.4 54.8 43.4 520.6 0 2004/ 5 27.4 53.7 47.8 97.6 57.0 85.8 31.2 42.8 1.0 0.4 8.5 1.8 37.9 455.0 0 2005/ 6 61.2 87.4 4.2 213.1 174.0 106.8 155.2 45.8 0.0 1.2 101.6 4.8 79.6 955.3 0 2006/ 7 67.6 102.8 71.4 34.2 22.2 40.4 51.8 2.0 28.8 2.4 7.4 42.0 39.4 473.0 0 174 Tot ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... & ... Monthly Reading M ... Missing Data Q ... Data Not Audited Department of Water Affairs HYMONTH V93 Output 23/08/2010 Site D2E009 Egmont @ Egmont Dam Site D2E009 Variable 10.00 Total Rainfall in Millimetres Figures are for period starting 800 hours. Mean Annual Missing Year Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Monthly Total Days 2007/ 8 27.2 95.0 85.5 89.7 106.6 105.7 39.7 24.0 53.9 0.0 2.0 0.0 52.4 629.3 0 2008/ 9 22.7 74.5 61.2 92.2 143.0 16.5 20.9 2.5 37.4 19.8 3.0 0.0 41.1 493.7 0 2009/10 286.5 79.3 44.3 177.1 57.2 65.7Q 30.7Q 7.3Q [ ]M [ ]M [ ]M [ ]M [93.5] [748.1] 122 174 Tot Mean 69.9& [73.1] 81.5 103.3 102.3 89.3Q 52.2& 19.0& 16.5& 10.5& 26.9& 27.7& [56.7] [667.7] Mean Med. 59.4& [63.4] 75.6 89.7 90.0 78.4Q 43.4& 11.5& 8.7& 2.2& 14.3& 18.8& Med. Max 286.5& [206.8] 255.4 245.8 400.0 219.9Q 155.4& 95.8& 75.4& 76.2& 133.8& 143.6& [98.7] [1184 ] Max Min 0.0& [4.6] 4.2 15.1 17.2 7.0Q 0.5& 0.0& 0.0& 0.0& 0.0& 0.0& [31.0] [371.9] Min OK 100% 98% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 32 33 33 33 33 33 33 33 32 32 32 32 33 33 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... & ... Monthly Reading M ... Missing Data Q ... Data Not Audited