Dallas Area Reservoirs: Monitored Water Supply Reservoirs are 92.9% full on 2026-01-28

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-01-28 92.9 3,638,183 3,567,894 3,840,521
Yesterday 2026-01-27 92.9 3,637,793 3,567,504 3,840,521
2 days ago 2026-01-26 93.0 3,642,602 3,572,313 3,840,521
1 week ago 2026-01-21 92.6 3,625,023 3,554,734 3,840,521
1 month ago 2025-12-28 94.1 3,683,651 3,612,281 3,840,521
3 months ago 2025-10-28 94.2 3,688,436 3,618,147 3,840,521
6 months ago 2025-07-28 98.9 3,872,345 3,799,403 3,840,521
1 year ago 2025-01-28 93.0 3,640,470 3,570,181 3,840,521
*

 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)
Fork Water Supply 87.4 399.97 -3.03 560,226 528,783 605,061 24,147
Grapevine Water Supply and Flood Control 97.6 534.41 -0.59 159,215 159,215 163,064 6,450
Lavon Water Supply and Flood Control 89.6 489.90 -2.10 370,146 367,305 409,757 19,763
Lewisville Water Supply and Flood Control 97.3 521.43 -0.57 583,620 547,946 563,228 26,608
Ray Hubbard Water Supply 92.1 433.79 -1.71 404,831 404,831 439,559 19,939
Ray Roberts Water Supply and Flood Control 96.1 631.41 -1.09 757,959 757,636 788,167 27,670
Tawakoni Water Supply 92.0 435.57 -1.93 802,186 802,178 871,685 35,175