Department of Water Affairs HYMONTH V93 Output 01/09/2010 Site D3R002 Orange River @ Ruigtevallei Site D3R002.V VarFrom 375.00 G22: Total river releases (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 1971/72 [ ]M [ ]M [ ]M [ ]M 429.46$2720.1 $1064.0 668.48 832.94 471.29 380.49 330.11 [862.12][6896.9 ] 123 1972/73 428.45 709.30 327.34 197.51 199.69 146.94 94.52 180.85 159.12 175.45 147.26 164.31 244.23 2930.7 0 1973/74 169.37 170.99 164.55 202.96 2862.0 3022.6 1246.2 663.57 692.27 573.08 674.36 894.59 944.72 11336 0 1974/75 515.36 457.83 835.04 962.67 879.28 959.04 894.20 774.76 315.30 457.85 315.85 275.33 636.88 7642.5 0 1975/76 431.02 879.79 973.48 1525.1 4129.5 4582.7 2308.3 2224.6 1111.2 585.64 217.93 835.68 1650.4 19805 0 1976/77 1147.1 2587.2 998.13 591.73 959.80 1060.4 1057.7 314.56 198.63 425.79 336.17 229.46 825.57 9906.9 0 1977/78 765.56 653.49 244.73 226.81 526.95 492.49 1566.1 629.19 331.37 373.32 429.93 482.86 560.24 6722.8 0 1978/79 633.39 711.04 547.53 578.09 808.72 516.88 67.41 282.62 257.91 226.28 44.72 85.41 396.67 4760.0 0 1979/80 247.02 312.33 436.10 466.11 475.56 364.41 386.42 284.16 194.45 102.28 361.31 313.56 328.64 3943.7 0 1980/81 128.22 57.79 93.10 267.87 506.55 823.22 560.82 540.50 428.61 486.12 230.63 539.58 388.58 4663.0 0 1981/82 397.31 384.03 484.06 769.68 370.12 303.36 101.55 190.88 42.38 111.64 328.85 305.18 315.75 3789.0 0 1982/83 97.68 266.30 654.34 272.04 38.10 32.20 37.26 46.98 120.07 90.11 87.63 35.74 148.20 1778.4 0 1983/84 424.53 419.30 171.89 408.16 173.55 199.46 146.10 287.72 115.76 60.50 79.12 97.34 215.29 2583.4 0 1984/85 173.13 208.16 202.46 169.90 292.80 389.34 411.77 66.81 55.03 66.91 33.73 87.76 179.82 2157.8 0 1985/86 259.20 229.57 602.49 864.80 851.89 535.63 223.11 271.15 317.56 155.59 238.07 115.47 388.71 4664.5 0 1986/87 335.01 1068.1 812.85 413.23 339.62 97.97 60.18 259.55 487.14 166.24 54.19 388.67 373.57 4482.8 0 1987/88 1985.1 1136.1 597.13 682.15 2029.2 6081.7 1470.9 816.78 525.79 598.55 759.69 994.58 1473.1 17677 0 1988/89 924.79 849.69 791.07 1436.3 1574.3 1627.2 776.50 589.73 560.13 925.11 889.45 534.74 956.60 11479 0 1989/90 53.02 185.31 841.05 144.86 306.76 103.37 474.11 349.61 268.08 597.72 692.05 488.23 375.35 4504.1 0 1990/91 103.28 62.74 53.19 292.20 1538.5 1221.6 635.69 306.26 301.26 441.64 446.35 304.50 475.61 5707.3 0 1991/92 164.57 773.63 888.05 391.99 173.81 46.20 90.97 183.38 224.12 259.41 278.61 225.67 308.37 3700.4 0 1992/93 279.19 241.35 345.52 104.12 68.35 211.69 143.39 114.90 76.95 73.21 107.92 150.05 159.72 1916.6 0 1993/94 169.77 207.50 248.34 280.45 1420.1 733.98 374.39 301.23 189.63 210.09 159.62 133.32 369.04 4428.5 0 1994/95 146.08 223.27 306.24 318.95 98.38 63.66 52.28 49.16 44.63 45.21 52.74 108.99 125.80 1509.5 0 1995/96 185.12 311.47 326.91 327.34 438.38 1307.3 256.69 272.47 269.99 398.73 221.70 139.10 371.27 4455.2 0 1996/97 157.87 150.31 740.64 959.96 449.15 1180.9 1263.7 556.07 676.96 346.01 230.24 225.64 578.13 6937.5 0 1997/98 212.91 168.43 163.54 161.42 822.80 1611.1 938.30 295.24 152.58 166.16 349.54 410.86 454.41 5452.8 0 1998/99 272.54 211.58 313.45 204.61 132.59 195.14 210.52 237.04 229.69 245.80 229.43 358.27 236.72 2840.6 0 1999/ 0 205.19 133.74 147.45 166.07 274.82 968.02 614.28 498.50 244.63 226.68 239.12 439.56 346.50 4158.0 0 2000/ 1 338.15 274.02 374.52 183.34 228.20 247.03 523.41 1157.5 288.32 379.28 213.97 544.61 396.03 4752.3 0 2001/ 2 553.84 1892.1 2456.6 1192.0 1487.1 438.00 102.36 109.08 107.11 176.25Q 720.16Q2004.6 Q 936.62Q11239 Q 0 2002/ 3 973.64Q 185.26Q 161.20Q 177.48Q 118.16Q 278.45Q 249.92Q 138.84Q 113.16Q 291.35Q 279.33Q 247.18Q 267.83Q 3213.9 Q 0 2003/ 4 239.30Q 140.58Q 113.42Q 117.65Q 150.25Q 62.63Q 89.61Q 158.87Q 206.35Q 213.46Q 243.11Q 195.10Q 160.86Q 1930.3 Q 0 2004/ 5 157.86Q 137.82Q 136.08Q 140.71Q 188.74Q 227.55Q 191.81Q 279.77Q 397.27Q 338.94Q 276.29Q 237.18Q 225.83Q 2710.0 Q 0 2005/ 6 247.53Q 417.62Q 130.05Q 135.71Q 743.06Q1810.2 Q1130.9 Q 910.72Q 531.87Q 275.06Q 481.82Q 500.05Q 609.56Q 7314.6 Q 0 364 Tot ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... $ ... Gauge Plate Readings M ... Missing Data Q ... Data Not Audited Department of Water Affairs HYMONTH V93 Output 01/09/2010 Site D3R002 Orange River @ Ruigtevallei Site D3R002.V VarFrom 375.00 G22: Total river releases (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 2006/ 7 559.38Q1387.2 Q 786.55Q 491.67Q 205.30Q 174.18Q 49.68Q 285.22Q 278.10Q 210.55Q 167.91Q 168.05Q 396.98Q 4763.8 Q 0 2007/ 8 268.06Q1120.9 Q 748.71Q 241.11Q 208.15Q 333.17Q 371.22Q 355.75Q 180.92Q 159.21Q 155.12Q 193.95Q 361.36Q 4336.3 Q 0 2008/ 9 247.68Q 257.29Q 151.79Q 174.60Q1045.3 Q1044.9 Q 247.57Q 189.79Q 838.57Q1126.8 Q 128.25Q 266.00Q 476.56Q 5718.6 Q 0 2009/10 345.88Q 942.55Q 328.64Q 540.07Q [26.89] [ ]M [ ]M [ ]M [ ]M [ ]M [ ]M [ ]M [436.81][2184.0 ] 241 364 Tot Mean 393.24Q 540.16Q 492.06Q 441.62Q[706.98] 953.03$ 539.06Q 416.90Q 325.42Q 321.93Q 296.91Q 369.77Q [486.12][5666.5 ] Mean Med. 263.63Q 292.75Q 337.08Q 286.32Q[429.46] 465.25$ 372.80Q 286.47Q 262.99Q 252.60Q 238.59Q 270.66Q Med. Max 1985.1 Q2587.2 Q2456.6 Q1525.1 Q4129.5 ]6081.7 $2308.3 Q2224.6 Q1111.2 Q1126.8 Q 889.45Q2004.6 Q [1650.4 ]19805 ] Max Min 53.02Q 57.79Q 53.19Q 104.12Q [26.89] 32.20$ 37.26Q 46.98Q 42.38Q 45.21Q 33.73Q 35.74Q [125.80][1509.5 ] Min OK 100% 100% 100% 100% 98% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 38 38 38 38 39 38 38 38 38 38 38 38 39 39 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... $ ... Gauge Plate Readings M ... Missing Data Q ... Data Not Audited