Dallas Area Reservoirs: Monitored Water Supply Reservoirs are 84.6% full on 2026-11-13

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2026-11-13 84.6 3,321,699 3,251,410 3,841,548
Yesterday 2026-11-12 84.7 3,324,545 3,254,256 3,841,548
2 days ago 2026-11-11 84.8 3,327,240 3,256,951 3,841,548
1 week ago 2026-11-06 85.2 3,342,892 3,272,603 3,841,548
1 month ago 2026-10-13 87.3 3,422,633 3,352,344 3,841,548
3 months ago 2026-08-13 93.8 3,673,312 3,603,023 3,841,548
6 months ago 2026-05-13 98.5 3,886,717 3,785,837 3,841,548
1 year ago 2025-11-13 92.3 3,615,720 3,545,431 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 78.3 397.67 -5.33 506,072 474,629 606,088 22,934
Grapevine Water Supply and Flood Control 89.7 532.33 -2.67 146,226 146,226 163,064 6,065
Lavon Water Supply and Flood Control 78.1 487.43 -4.57 322,674 319,833 409,757 18,559
Lewisville Water Supply and Flood Control 80.7 517.77 -4.23 490,426 454,752 563,228 24,187
Ray Hubbard Water Supply 81.9 431.51 -3.99 360,160 360,160 439,559 19,226
Ray Roberts Water Supply and Flood Control 92.9 630.47 -2.03 732,206 731,883 788,167 27,128
Tawakoni Water Supply 87.6 434.47 -3.03 763,935 763,927 871,685 34,387