Region-F Planning Region Reservoirs: Monitored Water Supply Reservoirs are 33.2% full on 2026-07-11

Historical Data

Date Percent Full Reservoir Storage
(acre-ft) 		Conservation Storage
(acre-ft) 		Conservation Capacity
(acre-ft)
Today 2026-07-11 33.2 685,554 678,845 2,041,927
Yesterday 2026-07-10 33.3 686,907 680,198 2,041,927
2 days ago 2026-07-09 33.4 688,788 682,079 2,041,927
1 week ago 2026-07-04 33.7 694,019 687,310 2,041,927
1 month ago 2026-06-11 34.6 713,032 706,323 2,041,927
3 months ago 2026-04-11 34.2 705,365 698,656 2,041,927
6 months ago 2026-01-11 35.5 731,934 725,225 2,041,927
1 year ago 2025-07-11 41.0 844,776 838,067 2,041,927
*

 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)
Brady Creek Water Supply 93.1 1,741.96 -1.04 28,442 26,820 28,808 1,937
Brownwood Water Supply 83.9 1,421.63 -2.97 109,735 109,735 130,868 6,121
Champion Creek Water Supply 38.0 2,060.44 -22.56 15,802 15,802 41,580 809
Coleman Water Supply 85.5 1,714.37 -3.13 32,581 32,563 38,075 1,704
Colorado City Water Supply 48.9 2,057.57 -12.63 15,054 15,054 30,758 - n.a. -
E V Spence Water Supply 10.5 1,843.93 -54.07 54,343 54,343 517,272 3,487
Hords Creek Water Supply and Flood Control 51.8 1,890.16 -9.84 4,205 4,202 8,109 300
J B Thomas Water Supply 23.4 2,228.19 -29.81 47,445 46,772 199,931 3,292
Nasworthy Water Supply 85.6 1,871.73 -0.98 8,726 8,233 9,615 1,234
O C Fisher Water Supply and Flood Control 12.9 1,874.25 -33.75 14,874 14,873 115,742 1,248
O H Ivie Water Supply 46.6 1,531.95 -19.55 258,229 258,229 554,340 - n.a. -
Oak Creek Water Supply 16.5 1,975.36 -24.64 6,618 6,468 39,210 592
Red Bluff Water Supply 49.0 2,815.76 -12.34 71,069 71,069 145,165 4,732
Twin Buttes Water Supply and Flood Control 8.0 1,900.07 -40.13 18,431 14,682 182,454 1,360