Guadalupe River Basin Reservoirs: Monitored Water Supply Reservoirs are 48.7% full on 2025-05-14

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2025-05-14 48.7 199,508 199,437 409,821
Yesterday 2025-05-13 48.7 199,776 199,705 409,821
2 days ago 2025-05-12 48.8 200,218 200,147 409,821
1 week ago 2025-05-07 49.1 201,381 201,310 409,821
1 month ago 2025-04-14 49.9 204,521 204,450 409,821
3 months ago 2025-02-14 52.1 213,386 213,315 409,821
6 months ago 2024-11-14 54.2 222,245 222,174 409,821
1 year ago 2024-05-14 61.2 251,053 250,982 409,821
*

 Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.

Area 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)
Canyon Water Supply and Flood Control 45.7 877.43 -31.57 173,300 173,229 378,781 4,947
Coleto Creek Water Supply 84.4 95.98 -2.02 26,208 26,208 31,040 2,366