Lower-Colorado Planning Region Reservoirs: Monitored Water Supply Reservoirs are 85.9% full on 2026-01-18

Historical Data

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Most recent 2026-01-18 85.9 1,874,652 1,824,226 2,122,814
1 day prior 2026-01-17 86.0 1,876,231 1,825,805 2,122,814
2 days prior 2026-01-16 86.1 1,877,783 1,827,357 2,122,814
1 week prior 2026-01-11 86.4 1,883,851 1,833,425 2,122,814
1 month prior 2025-12-18 87.9 1,917,376 1,866,950 2,122,814
3 months prior 2025-10-18 88.3 1,924,980 1,874,554 2,122,814
6 months prior 2025-07-18 94.0 2,044,864 1,994,438 2,122,814
1 year prior 2025-01-18 54.4 1,205,929 1,155,503 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 96.0 492.18 -0.62 23,612 23,003 23,972 1,544
Buchanan Water Supply 94.1 1,017.68 -2.32 828,820 815,158 866,694 22,001
Inks Water Supply 95.2 887.18 -0.82 13,359 13,076 13,729 790
Lyndon B Johnson Water Supply 98.2 824.68 -0.32 129,564 110,724 112,778 6,402
Marble Falls Water Supply 94.8 736.35 -0.65 7,203 7,203 7,597 601
Travis Water Supply and Flood Control 77.8 667.00 -14.00 871,562 854,530 1,098,044 15,733