Rating curve data

Lake
Austin
Source
TWDB
Survey date
2008-12-01
Vertical datum
NGVD29
Elevation
(feet above NGVD29)		 Area
(acres)		 Volume
(acre-feet)
441.00 0.00 0.00
441.10 0.01 0.00
441.20 0.06 0.00
441.30 0.16 0.01
441.40 0.32 0.04
441.50 0.44 0.07
441.60 0.56 0.12
441.70 0.70 0.19
441.80 0.84 0.26
441.90 1.00 0.36
442.00 1.17 0.46
442.10 1.41 0.59
442.20 1.66 0.75
442.30 1.93 0.93
442.40 2.20 1.13
442.50 2.51 1.37
442.60 2.80 1.63
442.70 3.06 1.93
442.80 3.31 2.24
442.90 3.54 2.59
443.00 3.79 2.95
443.10 4.04 3.34
443.20 4.29 3.76
443.30 4.57 4.20
443.40 4.88 4.68
443.50 5.20 5.18
443.60 5.63 5.72
443.70 6.09 6.31
443.80 6.55 6.94
443.90 7.01 7.61
444.00 7.46 8.34
444.10 7.86 9.11
444.20 8.24 9.91
444.30 8.61 10.75
444.40 8.98 11.63
444.50 9.34 12.55
444.60 9.70 13.50
444.70 10.05 14.49
444.80 10.41 15.51
444.90 10.77 16.57
445.00 11.10 17.67
445.10 11.43 18.79
445.20 11.74 19.95
445.30 12.04 21.14
445.40 12.33 22.36
445.50 12.63 23.61
445.60 12.91 24.88
445.70 13.20 26.19
445.80 13.47 27.52
445.90 13.74 28.88
446.00 14.00 30.27
446.10 14.25 31.68
446.20 14.49 33.12
446.30 14.72 34.58
446.40 14.95 36.06
446.50 15.16 37.57
446.60 15.38 39.10
446.70 15.58 40.65
446.80 15.78 42.21
446.90 15.98 43.80
447.00 16.16 45.41
447.10 16.35 47.03
447.20 16.53 48.68
447.30 16.70 50.34
447.40 16.88 52.02
447.50 17.05 53.71
447.60 17.22 55.43
447.70 17.39 57.16
447.80 17.55 58.91
447.90 17.72 60.67
448.00 17.89 62.45
448.10 18.05 64.25
448.20 18.22 66.06
448.30 18.38 67.89
448.40 18.54 69.74
448.50 18.70 71.60
448.60 18.87 73.48
448.70 19.03 75.37
448.80 19.19 77.28
448.90 19.35 79.21
449.00 19.51 81.15
449.10 19.67 83.11
449.20 19.83 85.09
449.30 19.98 87.08
449.40 20.14 89.08
449.50 20.29 91.11
449.60 20.45 93.14
449.70 20.60 95.20
449.80 20.75 97.26
449.90 20.90 99.34
450.00 21.05 101.44
450.10 21.20 103.56
450.20 21.35 105.68
450.30 21.50 107.83
450.40 21.65 109.98
450.50 21.80 112.16
450.60 21.95 114.34
450.70 22.10 116.55
450.80 22.25 118.76
450.90 22.40 121.00
451.00 22.56 123.25
451.10 22.72 125.51
451.20 22.89 127.79
451.30 23.07 130.09
451.40 23.25 132.40
451.50 23.45 134.74
451.60 23.66 137.09
451.70 23.87 139.47
451.80 24.09 141.87
451.90 24.32 144.29
452.00 24.56 146.73
452.10 24.80 149.20
452.20 25.05 151.69
452.30 25.32 154.21
452.40 25.60 156.76
452.50 25.89 159.33
452.60 26.20 161.94
452.70 26.53 164.57
452.80 26.83 167.24
452.90 27.13 169.94
453.00 27.43 172.67
453.10 27.74 175.43
453.20 28.04 178.22
453.30 28.35 181.03
453.40 28.67 183.89
453.50 28.99 186.77
453.60 29.32 189.68
453.70 29.65 192.63
453.80 29.98 195.61
453.90 30.33 198.63
454.00 30.66 201.68
454.10 30.99 204.76
454.20 31.31 207.88
454.30 31.63 211.02
454.40 31.95 214.20
454.50 32.26 217.41
454.60 32.58 220.66
454.70 32.89 223.93
454.80 33.21 227.23
454.90 33.54 230.57
455.00 33.88 233.94
455.10 34.23 237.35
455.20 34.59 240.79
455.30 34.96 244.27
455.40 35.31 247.78
455.50 35.66 251.33
455.60 36.02 254.91
455.70 36.37 258.53
455.80 36.72 262.19
455.90 37.08 265.88
456.00 37.45 269.60
456.10 37.83 273.37
456.20 38.23 277.17
456.30 38.66 281.01
456.40 39.09 284.90
456.50 39.51 288.83
456.60 39.93 292.80
456.70 40.35 296.82
456.80 40.78 300.87
456.90 41.21 304.97
457.00 41.64 309.12
457.10 42.09 313.30
457.20 42.54 317.53
457.30 42.98 321.81
457.40 43.43 326.13
457.50 43.88 330.50
457.60 44.34 334.91
457.70 44.80 339.36
457.80 45.28 343.87
457.90 45.76 348.42
458.00 46.26 353.02
458.10 46.77 357.67
458.20 47.36 362.38
458.30 48.02 367.14
458.40 48.64 371.98
458.50 49.27 376.87
458.60 49.92 381.83
458.70 50.59 386.86
458.80 51.26 391.95
458.90 51.95 397.11
459.00 52.67 402.34
459.10 53.42 407.64
459.20 54.22 413.03
459.30 55.27 418.50
459.40 56.31 424.08
459.50 57.30 429.76
459.60 58.42 435.54
459.70 59.55 441.44
459.80 60.47 447.44
459.90 61.44 453.54
460.00 62.26 459.73
460.10 63.08 465.99
460.20 63.96 472.34
460.30 65.05 478.79
460.40 66.35 485.36
460.50 67.59 492.06
460.60 68.82 498.88
460.70 70.33 505.83
460.80 72.06 512.95
460.90 73.62 520.24
461.00 75.13 527.68
461.10 77.09 535.28
461.20 79.26 543.10
461.30 81.28 551.13
461.40 83.10 559.35
461.50 85.16 567.76
461.60 87.28 576.39
461.70 89.02 585.21
461.80 90.51 594.18
461.90 91.94 603.30
462.00 93.30 612.57
462.10 94.69 621.97
462.20 96.09 631.51
462.30 97.52 641.18
462.40 98.97 651.01
462.50 100.47 660.98
462.60 102.19 671.11
462.70 103.97 681.42
462.80 105.81 691.91
462.90 107.90 702.59
463.00 110.40 713.51
463.10 112.83 724.67
463.20 115.33 736.08
463.30 117.95 747.74
463.40 120.62 759.66
463.50 123.45 771.87
463.60 126.63 784.37
463.70 129.86 797.20
463.80 132.99 810.34
463.90 136.08 823.79
464.00 139.10 837.55
464.10 142.11 851.61
464.20 145.31 865.98
464.30 148.68 880.68
464.40 152.06 895.71
464.50 155.56 911.10
464.60 159.13 926.83
464.70 162.60 942.92
464.80 165.83 959.34
464.90 168.93 976.08
465.00 171.90 993.12
465.10 174.83 1,010.46
465.20 177.71 1,028.09
465.30 180.56 1,046.00
465.40 183.42 1,064.20
465.50 186.29 1,082.69
465.60 189.16 1,101.46
465.70 192.15 1,120.52
465.80 195.16 1,139.88
465.90 198.07 1,159.55
466.00 200.96 1,179.50
466.10 203.92 1,199.74
466.20 207.03 1,220.29
466.30 210.49 1,241.16
466.40 213.99 1,262.38
466.50 217.58 1,283.96
466.60 221.35 1,305.91
466.70 225.31 1,328.24
466.80 229.50 1,350.97
466.90 234.05 1,374.15
467.00 239.18 1,397.81
467.10 244.54 1,422.00
467.20 249.70 1,446.71
467.30 254.93 1,471.93
467.40 260.26 1,497.70
467.50 265.71 1,523.99
467.60 271.30 1,550.85
467.70 276.66 1,578.24
467.80 281.60 1,606.15
467.90 286.10 1,634.54
468.00 290.53 1,663.38
468.10 295.15 1,692.66
468.20 299.46 1,722.40
468.30 303.76 1,752.55
468.40 308.24 1,783.15
468.50 312.69 1,814.20
468.60 316.98 1,845.68
468.70 321.14 1,877.59
468.80 325.45 1,909.91
468.90 329.83 1,942.67
469.00 334.41 1,975.88
469.10 339.23 2,009.57
469.20 343.70 2,043.72
469.30 348.02 2,078.30
469.40 352.49 2,113.33
469.50 356.86 2,148.80
469.60 361.27 2,184.71
469.70 365.42 2,221.05
469.80 369.47 2,257.78
469.90 373.30 2,294.93
470.00 377.14 2,332.45
470.10 381.24 2,370.37
470.20 385.55 2,408.71
470.30 390.16 2,447.48
470.40 394.65 2,486.72
470.50 398.87 2,526.41
470.60 403.09 2,566.50
470.70 407.43 2,607.03
470.80 412.04 2,647.99
470.90 417.11 2,689.45
471.00 422.32 2,731.42
471.10 427.43 2,773.91
471.20 432.52 2,816.91
471.30 437.64 2,860.41
471.40 442.35 2,904.41
471.50 446.96 2,948.88
471.60 451.98 2,993.83
471.70 457.65 3,039.31
471.80 462.50 3,085.31
471.90 466.85 3,131.78
472.00 470.88 3,178.67
472.10 474.83 3,225.96
472.20 478.83 3,273.65
472.30 482.86 3,321.72
472.40 486.95 3,370.21
472.50 491.36 3,419.12
472.60 496.45 3,468.51
472.70 501.63 3,518.42
472.80 506.90 3,568.83
472.90 512.96 3,619.83
473.00 518.68 3,671.41
473.10 524.50 3,723.58
473.20 530.18 3,776.31
473.30 536.02 3,829.61
473.40 542.15 3,883.52
473.50 548.36 3,938.04
473.60 554.41 3,993.18
473.70 560.54 4,048.94
473.80 566.63 4,105.28
473.90 572.31 4,162.23
474.00 577.96 4,219.75
474.10 583.16 4,277.82
474.20 587.98 4,336.38
474.30 592.54 4,395.39
474.40 597.05 4,454.88
474.50 601.66 4,514.81
474.60 606.50 4,575.22
474.70 611.31 4,636.12
474.80 616.32 4,697.48
474.90 621.06 4,759.36
475.00 625.83 4,821.70
475.10 630.85 4,884.54
475.20 636.13 4,947.89
475.30 641.81 5,011.77
475.40 647.40 5,076.24
475.50 652.75 5,141.25
475.60 658.19 5,206.80
475.70 663.50 5,272.89
475.80 668.53 5,339.48
475.90 673.48 5,406.58
476.00 678.16 5,474.17
476.10 682.72 5,542.22
476.20 687.39 5,610.72
476.30 692.17 5,679.69
476.40 696.91 5,749.14
476.50 701.83 5,819.08
476.60 706.94 5,889.53
476.70 712.07 5,960.48
476.80 717.22 6,031.93
476.90 722.35 6,103.91
477.00 727.51 6,176.41
477.10 732.80 6,249.43
477.20 738.07 6,322.98
477.30 743.77 6,397.05
477.40 749.21 6,471.70
477.50 754.69 6,546.90
477.60 760.28 6,622.66
477.70 765.87 6,698.97
477.80 771.50 6,775.82
477.90 777.28 6,853.26
478.00 783.01 6,931.28
478.10 789.36 7,009.89
478.20 796.34 7,089.18
478.30 803.11 7,169.13
478.40 809.80 7,249.79
478.50 816.46 7,331.10
478.60 823.45 7,413.10
478.70 830.35 7,495.80
478.80 837.34 7,579.16
478.90 844.43 7,663.26
479.00 851.39 7,748.05
479.10 858.46 7,833.55
479.20 865.71 7,919.76
479.30 872.52 8,006.66
479.40 879.23 8,094.25
479.50 885.84 8,182.51
479.60 892.39 8,271.43
479.70 899.04 8,361.00
479.80 905.63 8,451.21
479.90 911.82 8,542.10
480.00 917.92 8,633.59
480.10 923.82 8,725.68
480.20 929.77 8,818.37
480.30 935.64 8,911.62
480.40 941.55 9,005.48
480.50 947.72 9,099.95
480.60 953.75 9,195.03
480.70 959.68 9,290.71
480.80 965.67 9,386.95
480.90 972.06 9,483.84
481.00 977.97 9,581.35
481.10 983.62 9,679.44
481.20 989.08 9,778.08
481.30 994.46 9,877.23
481.40 999.80 9,976.95
481.50 1,005.32 10,077.21
481.60 1,010.59 10,178.02
481.70 1,015.62 10,279.34
481.80 1,020.63 10,381.12
481.90 1,025.66 10,483.44
482.00 1,030.47 10,586.26
482.10 1,035.13 10,689.54
482.20 1,039.70 10,793.29
482.30 1,044.19 10,897.46
482.40 1,048.74 11,002.12
482.50 1,053.27 11,107.22
482.60 1,057.87 11,212.79
482.70 1,062.39 11,318.81
482.80 1,066.85 11,425.24
482.90 1,071.42 11,532.16
483.00 1,076.03 11,639.54
483.10 1,080.69 11,747.39
483.20 1,085.15 11,855.69
483.30 1,089.57 11,964.40
483.40 1,094.08 12,073.58
483.50 1,098.61 12,183.23
483.60 1,103.06 12,293.32
483.70 1,107.66 12,403.86
483.80 1,112.38 12,514.83
483.90 1,116.85 12,626.31
484.00 1,121.29 12,738.22
484.10 1,126.01 12,850.59
484.20 1,131.11 12,963.45
484.30 1,136.33 13,076.79
484.40 1,141.87 13,190.70
484.50 1,147.57 13,305.18
484.60 1,153.36 13,420.23
484.70 1,159.12 13,535.87
484.80 1,164.83 13,652.04
484.90 1,171.00 13,768.83
485.00 1,176.80 13,886.23
485.10 1,182.32 14,004.20
485.20 1,187.68 14,122.71
485.30 1,192.80 14,241.70
485.40 1,197.70 14,361.24
485.50 1,202.66 14,481.26
485.60 1,207.62 14,601.78
485.70 1,212.58 14,722.80
485.80 1,217.45 14,844.27
485.90 1,222.25 14,966.26
486.00 1,226.93 15,088.73
486.10 1,231.54 15,211.66
486.20 1,236.09 15,335.05
486.30 1,240.67 15,458.86
486.40 1,245.29 15,583.17
486.50 1,249.99 15,707.94
486.60 1,254.83 15,833.18
486.70 1,259.76 15,958.92
486.80 1,264.67 16,085.11
486.90 1,269.76 16,211.84
487.00 1,275.03 16,339.09
487.10 1,280.44 16,466.87
487.20 1,286.11 16,595.20
487.30 1,291.85 16,724.07
487.40 1,297.44 16,853.54
487.50 1,303.03 16,983.57
487.60 1,308.79 17,114.17
487.70 1,314.56 17,245.34
487.80 1,320.43 17,377.06
487.90 1,326.66 17,509.42
488.00 1,332.84 17,642.41
488.10 1,338.47 17,775.99
488.20 1,344.15 17,910.12
488.30 1,350.19 18,044.81
488.40 1,356.29 18,180.14
488.50 1,362.41 18,316.08
488.60 1,368.59 18,452.64
488.70 1,374.71 18,589.81
488.80 1,380.84 18,727.56
488.90 1,386.76 18,865.95
489.00 1,392.56 19,004.92
489.10 1,398.09 19,144.46
489.20 1,403.43 19,284.55
489.30 1,408.58 19,425.12
489.40 1,413.42 19,566.23
489.50 1,418.08 19,707.82
489.60 1,422.67 19,849.86
489.70 1,427.13 19,992.36
489.80 1,431.59 20,135.26
489.90 1,436.05 20,278.65
490.00 1,440.52 20,422.49
490.10 1,445.01 20,566.78
490.20 1,449.51 20,711.51
490.30 1,454.02 20,856.65
490.40 1,458.57 21,002.29
490.50 1,463.14 21,148.38
490.60 1,467.74 21,294.94
490.70 1,472.37 21,441.95
490.80 1,477.03 21,589.38
490.90 1,481.72 21,737.33
491.00 1,486.43 21,885.75
491.10 1,491.18 22,034.64
491.20 1,495.97 22,184.00
491.30 1,500.80 22,333.80
491.40 1,505.68 22,484.14
491.50 1,510.61 22,634.96
491.60 1,515.62 22,786.28
491.70 1,520.69 22,938.11
491.80 1,525.85 23,090.39
491.90 1,531.08 23,243.25
492.00 1,536.42 23,396.63
492.10 1,541.87 23,550.56
492.20 1,547.48 23,705.03
492.30 1,553.22 23,860.03
492.40 1,559.15 24,015.65
492.50 1,565.29 24,171.88
492.60 1,571.67 24,328.74
492.70 1,578.30 24,486.24
492.80 1,589.40 24,644.40
492.90 * - n.a. - 24,802.97
493.00 * - n.a. - 24,962.22
493.10 * - n.a. - 25,122.07
493.20 * - n.a. - 25,282.51
493.30 * - n.a. - 25,443.56
493.40 * - n.a. - 25,605.20
493.50 * - n.a. - 25,767.44
493.60 * - n.a. - 25,930.27
493.70 * - n.a. - 26,093.71
493.80 * - n.a. - 26,257.74
493.90 * - n.a. - 26,422.37
494.00 * - n.a. - 26,587.59
494.10 * - n.a. - 26,753.42
494.20 * - n.a. - 26,919.84
494.30 * - n.a. - 27,086.86
494.40 * - n.a. - 27,254.47
494.50 * - n.a. - 27,422.69
494.60 * - n.a. - 27,591.50
494.70 * - n.a. - 27,760.91
494.80 * - n.a. - 27,930.92
494.90 * - n.a. - 28,101.52
495.00 * - n.a. - 28,272.72
495.10 * - n.a. - 28,444.52
495.20 * - n.a. - 28,616.92
495.30 * - n.a. - 28,789.92
495.40 * - n.a. - 28,963.51
495.50 * - n.a. - 29,137.70
495.60 * - n.a. - 29,312.49
495.70 * - n.a. - 29,487.87
495.80 * - n.a. - 29,663.85
495.90 * - n.a. - 29,840.44
496.00 * - n.a. - 30,017.61
496.10 * - n.a. - 30,195.39
496.20 * - n.a. - 30,373.76
496.30 * - n.a. - 30,552.73
496.40 * - n.a. - 30,732.30
496.50 * - n.a. - 30,912.47
496.60 * - n.a. - 31,093.23
496.70 * - n.a. - 31,274.59
496.80 * - n.a. - 31,456.55
496.90 * - n.a. - 31,639.11
497.00 * - n.a. - 31,822.26
497.10 * - n.a. - 32,006.01
497.20 * - n.a. - 32,190.36
497.30 * - n.a. - 32,375.31
497.40 * - n.a. - 32,560.85
497.50 * - n.a. - 32,747.00
497.60 * - n.a. - 32,933.74
497.70 * - n.a. - 33,121.07
497.80 * - n.a. - 33,309.01
497.90 * - n.a. - 33,497.54
498.00 * - n.a. - 33,686.67
498.10 * - n.a. - 33,876.40
498.20 * - n.a. - 34,066.72
498.30 * - n.a. - 34,257.64
498.40 * - n.a. - 34,449.17
498.50 * - n.a. - 34,641.28
498.60 * - n.a. - 34,834.00
498.70 * - n.a. - 35,027.31
498.80 * - n.a. - 35,221.22
498.90 * - n.a. - 35,415.73
499.00 * - n.a. - 35,610.84
499.10 * - n.a. - 35,806.54
499.20 * - n.a. - 36,002.84
499.30 * - n.a. - 36,199.74
499.40 * - n.a. - 36,397.24
499.50 * - n.a. - 36,595.33
499.60 * - n.a. - 36,794.02
499.70 * - n.a. - 36,993.31
499.80 * - n.a. - 37,193.20
499.90 * - n.a. - 37,393.68
500.00 * - n.a. - 37,594.76

* extrapolated values