Colorado River Basin Reservoirs: Monitored Water Supply Reservoirs are 73.6% full on 2019-09-20

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2019-09-20 73.6 3,001,122 2,935,306 3,989,106
Yesterday 2019-09-19 73.6 3,003,666 2,937,850 3,989,106
2 days ago 2019-09-18 73.7 3,005,924 2,940,107 3,989,106
1 week ago 2019-09-13 74.1 3,022,159 2,956,343 3,989,106
1 month ago 2019-08-20 76.4 3,112,015 3,046,171 3,989,106
3 months ago 2019-06-20 80.1 3,265,560 3,195,146 3,989,106
6 months ago 2019-03-20 75.0 3,092,725 3,023,335 4,032,809
1 year ago 2018-09-20 49.3 2,033,522 1,967,706 3,989,106
*

 Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.

Area Map

Reservoir Storage

Reservoir Percent Full Water Level
(ft)
Height Above Conservation Pool
(ft)
Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Surface Area
(acres)
Austin 94.5 491.96 -0.84 23,274 22,665 23,972 1,532
Brady Creek 90.6 1,741.56 -1.44 27,715 26,093 28,808 1,902
Brownwood 89.2 1,422.38 -2.22 114,916 114,916 128,839 6,101
Buchanan 96.6 1,016.71 -1.29 804,243 789,042 816,904 21,472
Champion Creek 69.2 2,073.47 -9.53 28,774 28,774 41,580 1,171
Coleman 91.2 1,715.61 -1.89 34,727 34,709 38,075 1,753
Colorado City 47.8 2,057.23 -12.97 14,708 14,708 30,758 - n.a. -
E V Spence 28.7 1,862.91 -35.09 148,489 148,489 517,272 6,660
Hords Creek 86.5 1,897.45 -2.55 7,407 7,303 8,443 455
Inks 92.2 887.10 -1.40 13,171 12,877 13,962 749
J B Thomas 28.1 2,230.95 -27.05 56,952 56,279 199,931 3,607
Lyndon B Johnson 96.0 824.66 -0.74 130,998 110,636 115,249 6,107
Marble Falls 98.4 736.30 -0.70 6,793 6,793 6,901 540
Nasworthy 88.6 1,871.45 -0.75 9,012 8,519 9,615 1,251
O C Fisher 11.8 1,871.64 -36.36 15,010 14,077 119,445 1,100
O H Ivie 71.7 1,542.40 -9.10 397,350 397,350 554,340 - n.a. -
Oak Creek 91.5 1,998.60 -1.40 36,028 35,878 39,210 2,228
Travis 88.7 674.17 -6.83 1,009,293 987,685 1,113,348 17,552
Twin Buttes 65.0 1,931.87 -8.33 122,262 118,513 182,454 6,412