Sulphur River Basin Reservoirs: Monitored Water Supply Reservoirs are 85.7% full on 2026-04-20

Historical Data

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Most recent 2026-04-20 85.7 442,535 341,890 399,063
1 day prior 2026-04-19 85.8 443,036 342,391 399,063
2 days prior 2026-04-18 85.8 443,443 342,537 399,063
1 week prior 2026-04-13 85.9 442,471 342,861 399,063
1 month prior 2026-03-20 84.2 446,318 335,922 399,063
3 months prior 2026-01-20 79.5 418,437 317,270 399,063
6 months prior 2025-10-20 86.3 480,610 344,531 399,063
1 year prior 2025-04-20 99.4 901,484 396,706 399,063
*

 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)
Jim Chapmanas of 2026-04-20 Water Supply and Flood Control 78.9 436.81 -3.19 240,011 204,236 258,723 16,163
Sulphur Springsas of 2026-04-20 Water Supply 84.9 457.42 -1.53 15,061 15,061 17,747 - n.a. -
Wright Patmanas of 2026-04-20 Water Supply and Flood Control 100.0 223.40 2.80 187,463 122,593 122,593 - n.a. -