Colorado River Basin Reservoirs: Monitored Water Supply Reservoirs are 43.2% full on 2023-03-28

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2023-03-28 43.2 1,791,607 1,734,472 4,019,576
Yesterday 2023-03-27 43.2 1,791,657 1,734,522 4,019,576
2 days ago 2023-03-26 43.2 1,792,987 1,735,852 4,019,576
1 week ago 2023-03-21 43.3 1,796,543 1,739,408 4,019,576
1 month ago 2023-02-28 43.8 1,817,154 1,760,019 4,019,576
3 months ago 2022-12-28 44.7 1,853,155 1,796,020 4,019,576
6 months ago 2022-09-28 47.1 1,928,304 1,871,169 3,975,089
1 year ago 2022-03-28 62.0 2,549,721 2,492,433 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 95.6 492.12 -0.68 23,520 22,911 23,972 1,541
Brady Creek 42.9 1,731.95 -11.05 13,978 12,356 28,808 1,129
Brownwood 60.0 1,416.00 -8.60 78,535 78,535 130,868 4,963
Buchanan 57.8 1,001.54 -18.46 514,666 501,004 866,694 16,333
Champion Creek 58.6 2,069.39 -13.61 24,353 24,353 41,580 1,046
Coleman 75.0 1,711.94 -5.56 28,569 28,551 38,075 1,586
Colorado City 53.4 2,058.87 -11.33 16,415 16,415 30,758 - n.a. -
E V Spence 17.5 1,852.67 -45.33 90,776 90,776 517,272 4,750
Hords Creek 30.1 1,883.09 -16.91 2,447 2,444 8,109 197
Inks 94.5 887.05 -0.95 13,257 12,974 13,729 778
J B Thomas 22.2 2,227.46 -30.54 45,066 44,393 199,931 3,227
Lyndon B Johnson 98.6 824.75 -0.25 130,013 111,173 112,778 6,408
Marble Falls 94.4 736.30 -0.70 7,173 7,173 7,597 600
Nasworthy 84.7 1,871.15 -1.05 8,640 8,147 9,615 1,230
O C Fisher 2.9 1,859.34 -48.66 3,343 3,342 115,742 465
O H Ivie 37.8 1,527.32 -24.18 209,406 209,406 554,340 - n.a. -
Oak Creek 46.3 1,988.40 -11.60 18,298 18,148 39,210 1,271
Travis 44.7 638.81 -42.19 507,862 490,830 1,098,044 10,447
Twin Buttes 28.2 1,917.21 -22.99 55,290 51,541 182,454 3,160