South-Central Climate Division Reservoirs: Monitored Water Supply Reservoirs are 90.0% full on 2026-07-21

Historical Data

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Today 2026-07-21 90.0 1,849,006 1,743,769 1,936,953
Yesterday 2026-07-20 90.0 1,849,063 1,743,205 1,936,953
2 days ago 2026-07-19 89.7 1,857,526 1,738,321 1,936,953
1 week ago 2026-07-14 71.2 1,412,140 1,378,542 1,936,953
1 month ago 2026-06-21 72.2 1,449,073 1,398,034 1,936,953
3 months ago 2026-04-21 61.4 1,207,607 1,189,895 1,936,953
6 months ago 2026-01-21 65.0 1,277,554 1,259,842 1,936,953
1 year ago 2025-07-21 75.7 1,490,189 1,466,757 1,936,953
*

 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 97.8 492.47 -0.33 24,063 23,454 23,972 1,561
Canyonas of 2026-07-20 Water Supply and Flood Control 99.4 908.73 -0.27 376,633 376,562 378,781 8,205
Coleto Creek Water Supply 83.2 95.81 -2.19 25,817 25,817 31,040 2,343
Medina Water Supply 27.4 1,019.34 -44.86 69,895 69,895 254,823 2,359
Somerville Water Supply and Flood Control 100.0 240.29 2.29 177,365 150,293 150,293 - n.a. -
Travis Water Supply and Flood Control 100.0 683.77 2.77 1,168,785 1,098,044 1,098,044 19,786