Colorado River Basin Reservoirs: Monitored Water Supply Reservoirs are 43.1% full on 2025-04-24

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2025-04-24 43.1 1,793,815 1,734,330 4,019,576
Yesterday 2025-04-23 43.1 1,793,706 1,734,285 4,019,576
2 days ago 2025-04-22 43.1 1,791,148 1,732,009 4,019,576
1 week ago 2025-04-17 42.6 1,767,994 1,710,859 4,019,576
1 month ago 2025-03-24 43.5 1,804,748 1,747,613 4,019,576
3 months ago 2025-01-24 45.0 1,863,980 1,806,845 4,019,576
6 months ago 2024-10-24 45.5 1,865,637 1,808,502 3,975,089
1 year ago 2024-04-24 35.5 1,485,233 1,428,098 4,019,576
*

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

Area 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 97.1 492.35 -0.45 23,876 23,267 23,972 1,554
Brady Creek Water Supply 31.2 1,728.30 -14.70 10,601 8,979 28,808 879
Brownwood Water Supply 100.0 1,425.17 0.57 132,691 130,868 130,868 6,849
Buchanan Water Supply 53.4 999.13 -20.87 476,557 462,895 866,694 15,366
Champion Creek Water Supply 46.7 2,064.46 -18.54 19,417 19,417 41,580 908
Coleman Water Supply 100.0 1,717.79 0.29 38,620 38,075 38,075 1,820
Colorado City Water Supply 69.6 2,063.15 -7.05 21,405 21,405 30,758 - n.a. -
E V Spence Water Supply 15.9 1,850.86 -47.14 82,365 82,365 517,272 4,547
Hords Creek Water Supply and Flood Control 61.8 1,892.66 -7.34 5,012 5,009 8,109 346
Inks Water Supply 95.4 887.20 -0.80 13,375 13,092 13,729 790
J B Thomas Water Supply 38.1 2,236.01 -21.99 76,884 76,211 199,931 4,248
Lyndon B Johnson Water Supply 98.4 824.72 -0.28 129,821 110,981 112,778 6,406
Marble Falls Water Supply 95.5 736.44 -0.56 7,257 7,257 7,597 602
Nasworthy Water Supply 91.9 1,871.70 -0.50 9,326 8,833 9,615 1,270
O C Fisher Water Supply and Flood Control 9.8 1,871.19 -36.81 11,391 11,390 115,742 1,015
O H Ivie Water Supply 39.8 1,528.45 -23.05 220,666 220,666 554,340 - n.a. -
Oak Creek Water Supply 28.0 1,981.82 -18.18 11,146 10,996 39,210 878
Travis Water Supply and Flood Control 41.7 635.57 -45.43 474,799 457,767 1,098,044 9,968
Twin Buttes Water Supply 13.6 1,906.47 -33.73 28,606 24,857 182,454 1,878