Lower-Colorado Planning Region Reservoirs: Monitored Water Supply Reservoirs are 83.9% full on 2026-04-01

Historical Data

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Today 2026-04-01 83.9 1,830,529 1,780,103 2,122,814
Yesterday 2026-03-31 83.9 1,832,392 1,781,966 2,122,814
2 days ago 2026-03-30 84.0 1,834,243 1,783,817 2,122,814
1 week ago 2026-03-25 84.5 1,844,206 1,793,780 2,122,814
1 month ago 2026-03-01 85.1 1,856,734 1,806,308 2,122,814
3 months ago 2026-01-01 87.1 1,899,854 1,849,428 2,122,814
6 months ago 2025-10-01 89.9 1,958,475 1,908,049 2,122,814
1 year ago 2025-04-01 52.0 1,153,551 1,103,125 2,122,814
*

 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 97.3 492.39 -0.41 23,938 23,329 23,972 1,556
Buchanan Water Supply 94.0 1,017.65 -2.35 828,160 814,498 866,694 21,996
Inks Water Supply 95.8 887.27 -0.73 13,430 13,147 13,729 791
Lyndon B Johnson Water Supply 99.0 824.82 -0.18 130,462 111,622 112,778 6,415
Marble Falls Water Supply 94.3 736.29 -0.71 7,167 7,167 7,597 599
Travis Water Supply and Flood Control 73.8 664.13 -16.87 827,372 810,340 1,098,044 15,069