Colorado River Basin Reservoirs: Monitored Water Supply Reservoirs are 67.8% full on 2025-07-16

Historical Data

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Today 2025-07-16 67.8 2,786,891 2,726,133 4,019,576
Yesterday 2025-07-15 67.0 2,756,605 2,695,053 4,019,576
2 days ago 2025-07-14 64.8 2,665,335 2,605,460 4,019,576
1 week ago 2025-07-09 58.8 2,422,495 2,365,107 4,019,576
1 month ago 2025-06-16 45.5 1,888,165 1,829,959 4,019,576
3 months ago 2025-04-16 42.6 1,769,685 1,712,550 4,019,576
6 months ago 2025-01-16 45.2 1,875,574 1,818,439 4,019,576
1 year ago 2024-07-16 42.9 1,760,822 1,703,687 3,975,089
*

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

Area Map

recent reservoir storage map

Reservoir Storage

Reservoir Type 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 Water Supply 96.5 492.27 -0.53 23,752 23,143 23,972 1,549
Brady Creek Water Supply 100.0 1,743.43 0.43 31,410 28,808 28,808 2,066
Brownwood Water Supply 100.0 1,425.02 0.42 131,666 130,868 130,868 6,818
Buchanan Water Supply 99.0 1,019.63 -0.37 872,065 858,403 866,694 22,367
Champion Creek Water Supply 47.1 2,064.62 -18.38 19,583 19,583 41,580 912
Coleman Water Supply 96.9 1,716.84 -0.66 36,906 36,888 38,075 1,790
Colorado City Water Supply 65.1 2,062.04 -8.16 20,032 20,032 30,758 - n.a. -
E V Spence Water Supply 15.4 1,850.21 -47.79 79,432 79,432 517,272 4,475
Hords Creek Water Supply and Flood Control 69.7 1,894.43 -5.57 5,656 5,653 8,109 381
Inks Water Supply 100.0 889.69 1.69 15,407 13,729 13,729 849
J B Thomas Water Supply 38.6 2,236.22 -21.78 77,778 77,105 199,931 4,272
Lyndon B Johnson Water Supply 97.2 824.50 -0.50 128,414 109,574 112,778 6,385
Marble Falls Water Supply 95.1 736.38 -0.62 7,221 7,221 7,597 601
Nasworthy Water Supply 87.7 1,871.89 -0.82 8,924 8,431 9,615 1,246
O C Fisher Water Supply and Flood Control 18.8 1,879.03 -28.97 21,806 21,805 115,742 1,764
O H Ivie Water Supply 54.7 1,535.70 -15.80 303,389 303,389 554,340 - n.a. -
Oak Creek Water Supply 25.1 1,980.44 -19.56 10,005 9,855 39,210 812
Travis Water Supply and Flood Control 86.6 672.84 -8.16 967,413 950,381 1,098,044 17,105
Twin Buttes Water Supply 15.5 1,908.23 -31.97 32,057 28,308 182,454 2,074