Lower-Colorado Planning Region Reservoirs: Monitored Water Supply Reservoirs are 86.4% full on 2026-01-11

Historical Data

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Today 2026-01-11 86.4 1,884,007 1,833,581 2,122,814
Yesterday 2026-01-10 86.5 1,886,467 1,836,041 2,122,814
2 days ago 2026-01-09 86.6 1,887,815 1,837,389 2,122,814
1 week ago 2026-01-04 86.9 1,894,979 1,844,553 2,122,814
1 month ago 2025-12-11 88.2 1,921,816 1,871,390 2,122,814
3 months ago 2025-10-11 88.9 1,937,083 1,886,657 2,122,814
6 months ago 2025-07-11 78.1 1,707,936 1,657,510 2,122,814
1 year ago 2025-01-11 54.6 1,210,459 1,160,033 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 97.4 492.40 -0.40 23,953 23,344 23,972 1,557
Buchanan Water Supply 94.6 1,017.90 -2.10 833,664 820,002 866,694 22,040
Inks Water Supply 95.0 887.13 -0.87 13,320 13,037 13,729 784
Lyndon B Johnson Water Supply 98.5 824.73 -0.27 129,885 111,045 112,778 6,406
Marble Falls Water Supply 94.9 736.36 -0.64 7,209 7,209 7,597 601
Travis Water Supply and Flood Control 78.2 667.28 -13.72 875,976 858,944 1,098,044 15,800