Dallas Area Reservoirs: Monitored Water Supply Reservoirs are 96.7% full on 2026-04-01

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-04-01 96.7 3,786,420 3,715,537 3,841,548
Yesterday 2026-03-31 96.7 3,787,240 3,716,423 3,841,548
2 days ago 2026-03-30 96.8 3,790,423 3,719,606 3,841,548
1 week ago 2026-03-25 97.1 3,807,395 3,731,468 3,841,548
1 month ago 2026-03-01 95.5 3,742,511 3,667,800 3,841,548
3 months ago 2026-01-01 93.6 3,664,525 3,594,236 3,841,548
6 months ago 2025-10-01 94.8 3,713,876 3,643,587 3,841,548
1 year ago 2025-04-01 97.9 3,856,874 3,762,413 3,841,548
*

 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 87.2 399.96 -3.04 559,986 528,543 606,088 24,142
Grapevine Water Supply and Flood Control 100.0 535.09 0.09 163,658 163,064 163,064 - n.a. -
Lavon Water Supply and Flood Control 97.9 491.59 -0.41 404,182 401,341 409,757 20,436
Lewisville Water Supply and Flood Control 99.6 521.91 -0.09 596,473 560,799 563,228 26,976
Ray Hubbard Water Supply 99.3 435.35 -0.15 436,432 436,432 439,559 20,763
Ray Roberts Water Supply and Flood Control 99.9 632.48 -0.02 787,923 787,600 788,167 28,578
Tawakoni Water Supply 96.1 436.57 -0.93 837,766 837,758 871,685 36,010