Sulphur River Basin Reservoirs: Monitored Water Supply Reservoirs are 97.9% full on 2025-08-02

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2025-08-02 97.9 581,233 390,642 399,063
Yesterday 2025-08-01 97.8 582,147 390,270 399,063
2 days ago 2025-07-31 97.9 582,730 390,853 399,063
1 week ago 2025-07-26 98.8 591,773 394,084 399,063
1 month ago 2025-07-02 99.8 712,983 398,097 399,063
3 months ago 2025-05-02 99.5 728,227 397,150 399,063
6 months ago 2025-02-02 100.0 565,472 399,063 399,063
1 year ago 2024-08-02 98.6 585,743 500,812 507,966
*

 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)
Jim Chapman Water Supply and Flood Control 97.5 439.64 -0.36 288,056 252,281 258,723 17,791
Sulphur Springs Water Supply 88.8 457.85 -1.10 15,768 15,768 17,747 - n.a. -
Wright Patman Water Supply and Flood Control 100.0 226.50 5.90 277,409 122,593 122,593 - n.a. -