Colorado River Basin Reservoirs: Monitored Water Supply Reservoirs are 43.3% full on 2023-03-22

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2023-03-22 43.3 1,796,282 1,739,147 4,019,576
Yesterday 2023-03-21 43.3 1,796,543 1,739,408 4,019,576
2 days ago 2023-03-20 43.3 1,797,109 1,739,974 4,019,576
1 week ago 2023-03-15 43.5 1,804,590 1,747,455 4,019,576
1 month ago 2023-02-22 43.9 1,822,380 1,765,245 4,019,576
3 months ago 2022-12-22 44.9 1,862,946 1,805,811 4,019,576
6 months ago 2022-09-22 47.5 1,946,328 1,889,193 3,975,089
1 year ago 2022-03-22 62.3 2,561,289 2,504,050 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 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 95.6 492.13 -0.67 23,535 22,926 23,972 1,541
Brady Creek 43.1 1,732.00 -11.00 14,025 12,403 28,808 1,133
Brownwood 59.6 1,415.90 -8.70 78,040 78,040 130,868 4,942
Buchanan 57.9 1,001.59 -18.41 515,483 501,821 866,694 16,357
Champion Creek 58.7 2,069.45 -13.55 24,423 24,423 41,580 1,048
Coleman 74.6 1,711.85 -5.65 28,426 28,408 38,075 1,581
Colorado City 53.7 2,058.96 -11.24 16,511 16,511 30,758 - n.a. -
E V Spence 17.6 1,852.74 -45.26 91,109 91,109 517,272 4,759
Hords Creek 29.9 1,883.00 -17.00 2,429 2,426 8,109 195
Inks 94.8 887.10 -0.90 13,296 13,013 13,729 781
J B Thomas 22.4 2,227.58 -30.42 45,455 44,782 199,931 3,237
Lyndon B Johnson 98.4 824.72 -0.28 129,821 110,981 112,778 6,406
Marble Falls 94.6 736.32 -0.68 7,185 7,185 7,597 600
Nasworthy 85.4 1,871.20 -1.00 8,701 8,208 9,615 1,233
O C Fisher 2.9 1,859.34 -48.66 3,343 3,342 115,742 465
O H Ivie 38.0 1,527.44 -24.06 210,585 210,585 554,340 - n.a. -
Oak Creek 46.5 1,988.47 -11.53 18,388 18,238 39,210 1,277
Travis 44.9 639.04 -41.96 510,269 493,237 1,098,044 10,481
Twin Buttes 28.2 1,917.20 -23.00 55,258 51,509 182,454 3,159