Texas Reservoirs: Monitored Water Supply Reservoirs are 77.8% full on 2025-05-15

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Most recent 2025-05-15 77.8 31,516,030 24,491,869 31,485,663
1 day prior 2025-05-14 77.8 31,609,493 24,493,545 31,485,663
2 days prior 2025-05-13 77.8 31,726,969 24,492,878 31,485,663
1 week prior 2025-05-08 77.8 31,870,069 24,486,630 31,485,663
1 month prior 2025-04-15 75.6 28,884,712 23,834,914 31,530,150
3 months prior 2025-02-15 75.8 28,494,358 23,892,081 31,530,150
6 months prior 2024-11-15 72.1 26,866,404 22,746,415 31,530,150
1 year prior 2024-05-15 77.0 31,122,885 24,394,742 31,700,655
*

 Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.

**

   Water supply reservoirs include reservoirs which provide water for all beneficial purposes such as power generation, recreation, and municipal water supply. Today's total is subject to change as data are updated. See footnotes on individual lakes for cases where special conditions apply.

Recent Conditions

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)
Abileneas of 2025-05-15 Water Supply 5.8 1,990.19 -22.11 456 456 7,900 117
Addicks 1 Flood Control - n.a. - 76.45 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2025-05-15 Water Supply 96.2 2,218.69 -1.31 92,599 92,599 96,207 2,708
Amistad 2as of 2025-05-15 Water Supply and Flood Control 28.5 1,048.74 -68.26 628,446 516,390 1,813,408 16,967
Amon G Carteras of 2025-05-15 Water Supply 100.0 922.28 2.28 23,874 19,266 19,266 1,648
Aquillaas of 2025-05-15 Water Supply and Flood Control 100.0 537.91 0.41 44,553 43,243 43,243 3,132
Arlingtonas of 2025-05-15 Water Supply 99.3 549.86 -0.14 39,919 39,887 40,157 1,919
Arrowheadas of 2025-05-15 Water Supply 96.1 925.37 -0.63 221,323 221,323 230,359 14,181
Athensas of 2025-05-15 Water Supply 100.0 440.50 0.50 30,484 29,503 29,503 - n.a. -
Austinas of 2025-05-15 Water Supply 95.5 492.11 -0.69 23,504 22,895 23,972 1,540
B A Steinhagenas of 2025-05-15 Water Supply 96.3 82.75 -0.25 66,731 66,658 69,186 10,005
Bardwellas of 2025-05-15 Water Supply and Flood Control 100.0 425.20 4.20 58,967 43,856 43,856 3,872
Barker 3 Flood Control - n.a. - - n.a. - - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Beltonas of 2025-05-15 Water Supply and Flood Control 93.3 591.62 -2.38 403,756 403,756 432,631 11,820
Benbrookas of 2025-05-15 Water Supply and Flood Control 100.0 695.71 1.71 92,176 85,648 85,648 - n.a. -
Bob Sandlinas of 2025-05-15 Water Supply 100.0 337.69 0.19 204,840 192,417 192,417 8,926
Bois d'Arcas of 2025-05-15 Water Supply 100.0 534.27 0.27 372,204 367,609 367,609 16,649
Bonhamas of 2025-05-15 Water Supply 100.0 565.00 0.00 11,038 11,026 11,027 1,070
Brady Creekas of 2025-05-15 Water Supply 30.5 1,728.02 -14.98 10,402 8,780 28,808 862
Bridgeportas of 2025-05-15 Water Supply and Flood Control 100.0 836.66 0.66 380,573 372,183 372,183 12,669
Brownwoodas of 2025-05-15 Water Supply 100.0 1,425.06 0.46 131,939 130,868 130,868 6,826
Buchananas of 2025-05-15 Water Supply 54.9 998.40 -19.60 465,423 451,761 822,207 15,144
Caddo 4as of 2025-05-15 Water Supply 100.0 170.10 1.60 172,055 29,898 29,898 30,291
Canyonas of 2025-05-15 Water Supply and Flood Control 45.7 877.38 -31.62 173,053 172,982 378,781 4,942
Cedar Creek Water Supply 99.9 321.99 -0.01 644,458 644,359 644,686 32,847
Champion Creekas of 2025-05-15 Water Supply 48.9 2,065.44 -17.56 20,320 20,320 41,580 933
Cherokeeas of 2025-05-15 Water Supply 100.0 280.33 0.33 46,150 40,094 40,094 - n.a. -
Choke Canyonas of 2025-05-15 Water Supply 14.3 185.55 -34.95 94,882 94,881 662,820 8,058
Ciscoas of 2025-05-15 Water Supply 57.0 1,509.38 -13.08 16,541 16,541 29,003 723
Colemanas of 2025-05-15 Water Supply 100.0 1,717.53 0.03 38,148 38,075 38,075 1,812
Coleto Creekas of 2025-05-15 Water Supply 84.8 96.03 -1.97 26,327 26,327 31,040 2,373
Colorado City Water Supply 68.7 2,062.94 -7.26 21,139 21,139 30,758 - n.a. -
Conroeas of 2025-05-15 Water Supply 99.7 200.94 -0.06 416,412 416,385 417,577 19,862
Corpus Christi Water Supply 20.7 79.78 -14.22 53,210 52,932 256,062 7,927
Crookas of 2025-05-15 Water Supply 99.0 475.91 -0.09 9,116 9,101 9,195 1,047
Cypress Springsas of 2025-05-15 Water Supply 100.0 378.89 0.89 69,662 66,756 66,756 - n.a. -
E V Spence Water Supply 15.6 1,850.45 -47.55 80,510 80,510 517,272 4,501
Eagle Mountainas of 2025-05-15 Water Supply and Flood Control 100.0 650.04 0.94 193,925 185,087 185,087 - n.a. -
Elephant Butte 5as of 2025-05-15 Water Supply 13.7 4,321.17 -84.42 268,980 268,980 1,960,900 9,203
Falcon 2as of 2025-05-15 Water Supply 15.4 254.96 -46.24 306,915 241,252 1,562,367 20,803
Forkas of 2025-05-15 Water Supply 100.0 403.36 0.36 646,111 605,061 605,061 - n.a. -
Fort Phantom Hillas of 2025-05-15 Water Supply 72.9 1,630.48 -5.42 51,049 51,043 70,030 3,123
Georgetownas of 2025-05-15 Water Supply and Flood Control 68.8 780.89 -10.11 26,208 26,145 38,005 1,041
Gibbons Creek Water Supply 100.0 247.50 0.50 28,717 25,721 25,721 2,620
Grahamas of 2025-05-15 Water Supply 100.0 1,075.17 0.17 45,724 45,288 45,288 - n.a. -
Granburyas of 2025-05-15 Water Supply 99.9 692.69 -0.01 133,776 132,867 132,949 8,169
Grangeras of 2025-05-15 Water Supply and Flood Control 100.0 504.91 0.91 55,649 51,822 51,822 - n.a. -
Grapevineas of 2025-05-15 Water Supply and Flood Control 100.0 541.21 6.21 208,766 163,064 163,064 - n.a. -
Greenbeltas of 2025-05-15 Water Supply 10.0 2,616.14 -47.86 6,417 5,985 59,968 431
Halbertas of 2025-05-15 Water Supply 89.8 366.91 -1.09 5,417 5,417 6,033 552
Hords Creekas of 2025-05-15 Water Supply and Flood Control 61.1 1,892.51 -7.49 4,960 4,957 8,109 343
Houstonas of 2025-05-15 Water Supply 100.0 42.50 0.12 137,496 132,318 132,318 - n.a. -
Houston Countyas of 2025-05-15 Water Supply 100.0 260.29 0.29 18,042 17,113 17,113 - n.a. -
Hubbard Creekas of 2025-05-15 Water Supply 49.4 1,170.81 -12.50 159,708 154,832 313,298 9,890
Hubert H Mossas of 2025-05-15 Water Supply 99.9 714.98 -0.02 24,133 24,036 24,058 1,128
Inksas of 2025-05-15 Water Supply 94.4 887.03 -0.97 13,242 12,959 13,729 777
J B Thomasas of 2025-05-15 Water Supply 37.4 2,235.66 -22.34 75,404 74,731 199,931 4,210
Jacksonvilleas of 2025-05-15 Water Supply 100.0 422.18 0.18 25,941 25,670 25,670 - n.a. -
Jim Chapmanas of 2025-05-15 Water Supply and Flood Control 100.0 440.63 0.63 305,951 258,723 258,723 18,363
Joe Poolas of 2025-05-15 Water Supply and Flood Control 100.0 523.85 1.85 163,751 149,629 149,629 7,093
Kempas of 2025-05-15 Water Supply and Flood Control 100.0 1,148.83 4.83 320,995 245,307 245,307 - n.a. -
Kickapooas of 2025-05-15 Water Supply 99.2 1,044.88 -0.12 85,643 85,643 86,345 5,836
Lake O' the Pinesas of 2025-05-15 Water Supply and Flood Control 100.0 233.01 4.51 327,702 241,363 241,363 - n.a. -
Lavonas of 2025-05-15 Water Supply and Flood Control 100.0 496.12 4.12 503,461 409,757 409,757 23,842
Leonas of 2025-05-15 Water Supply 99.1 1,374.85 -0.15 27,780 27,500 27,762 1,744
Lewisvilleas of 2025-05-15 Water Supply and Flood Control 100.0 523.60 1.60 643,008 563,228 563,228 - n.a. -
Limestone Water Supply 100.0 363.05 0.05 204,401 203,780 203,780 - n.a. -
Livingstonas of 2025-05-15 Water Supply 100.0 131.59 0.59 1,650,240 1,603,504 1,603,504 - n.a. -
Lost Creekas of 2025-05-15 Water Supply 99.9 1,009.48 -0.02 11,941 11,941 11,950 - n.a. -
Lyndon B Johnsonas of 2025-05-15 Water Supply 98.3 824.71 -0.29 129,757 110,917 112,778 6,405
Mackenzieas of 2025-05-15 Water Supply 11.0 3,018.93 -81.07 5,123 5,123 46,450 238
Marble Fallsas of 2025-05-15 Water Supply 94.9 736.36 -0.64 7,209 7,209 7,597 601
Martinas of 2025-05-15 Water Supply 100.0 306.03 0.03 75,875 75,726 75,726 - n.a. -
Medina Water Supply 2.0 969.02 -95.18 5,046 5,046 254,823 490
Meredith 6as of 2025-05-15 Water Supply 42.8 2,890.30 -46.20 252,246 213,832 500,000 8,553
Millers Creekas of 2025-05-15 Water Supply 89.0 1,332.62 -1.38 25,112 23,829 26,768 2,047
Mineral Wellsas of 2025-05-15 Water Supply 100.0 863.35 0.35 5,438 5,273 5,273 476
Monticelloas of 2025-05-15 Water Supply 86.3 337.53 -2.47 29,972 29,972 34,740 1,778
Mountain Creekas of 2025-05-15 Water Supply 100.0 457.82 0.82 25,121 22,850 22,850 2,950
Murvaulas of 2025-05-15 Water Supply 100.0 265.56 0.26 39,181 38,285 38,285 - n.a. -
Nacogdochesas of 2025-05-15 Water Supply 100.0 279.06 0.06 39,655 39,522 39,522 - n.a. -
Nasworthyas of 2025-05-15 Water Supply 93.9 1,871.85 -0.35 9,518 9,025 9,615 1,281
Navarro Millsas of 2025-05-15 Water Supply and Flood Control 100.0 429.98 5.48 78,566 49,827 49,827 - n.a. -
New Terrell Cityas of 2025-05-15 Water Supply 43.4 497.18 -6.82 3,738 3,727 8,583 536
Noconaas of 2025-05-15 Water Supply 100.0 827.94 0.44 22,342 21,444 21,444 - n.a. -
North Fork Buffalo Creekas of 2025-05-15 Water Supply 100.0 1,048.04 0.04 15,494 15,400 15,400 1,507
O C Fisher Water Supply and Flood Control 9.6 1,870.97 -37.03 11,166 11,165 115,742 1,000
O H Ivieas of 2025-05-15 Water Supply 40.6 1,528.87 -22.63 224,936 224,936 554,340 - n.a. -
Oak Creekas of 2025-05-15 Water Supply 27.6 1,981.59 -18.41 10,954 10,804 39,210 866
Palestineas of 2025-05-15 Water Supply 100.0 345.76 0.76 385,137 367,303 367,303 - n.a. -
Palo Duroas of 2025-05-15 Water Supply and Flood Control 0.6 2,828.73 -63.27 391 391 61,066 - n.a. -
Palo Pintoas of 2025-05-15 Water Supply 100.0 867.07 0.07 27,304 26,766 26,766 - n.a. -
Pat Cleburneas of 2025-05-15 Water Supply 100.0 733.84 0.34 26,542 26,008 26,008 - n.a. -
Pat Mayseas of 2025-05-15 Water Supply and Flood Control 100.0 452.48 1.48 126,306 113,683 113,683 - n.a. -
Possum Kingdomas of 2025-05-15 Water Supply 99.1 998.74 -0.26 533,498 533,498 538,139 17,791
Proctoras of 2025-05-15 Water Supply and Flood Control 100.0 1,162.80 0.80 58,515 54,762 54,762 - n.a. -
Ray Hubbard Water Supply 100.0 435.52 0.02 439,979 439,559 439,559 20,973
Ray Robertsas of 2025-05-15 Water Supply and Flood Control 100.0 635.13 2.63 865,338 788,167 788,167 - n.a. -
Red Bluffas of 2025-05-15 Water Supply 45.3 2,814.61 -13.49 65,769 65,769 145,165 4,501
Richland-Chambersas of 2025-05-15 Water Supply 100.0 315.41 0.41 1,143,255 1,099,417 1,099,417 - n.a. -
Sam Rayburnas of 2025-05-15 Water Supply and Flood Control 100.0 165.84 1.44 3,039,907 2,857,077 2,857,077 - n.a. -
Somervilleas of 2025-05-15 Water Supply and Flood Control 100.0 238.19 0.19 152,440 150,293 150,293 - n.a. -
Squaw Creek Water Supply 100.0 775.64 0.64 153,308 151,250 151,250 - n.a. -
Stamfordas of 2025-05-15 Water Supply 100.0 1,417.86 1.06 55,916 51,570 51,570 5,411
Stillhouse Hollowas of 2025-05-15 Water Supply and Flood Control 91.1 618.72 -3.28 209,535 209,449 229,796 5,976
Strikeras of 2025-05-15 Water Supply 100.0 293.08 0.08 21,956 16,878 16,878 1,960
Sulphur Springsas of 2025-05-15 Water Supply 100.0 459.78 0.83 19,393 17,747 17,747 - n.a. -
Sweetwateras of 2025-05-15 Water Supply 33.9 2,099.02 -17.48 4,158 4,158 12,267 310
Tawakonias of 2025-05-15 Water Supply 100.0 438.35 0.85 903,512 871,685 871,685 - n.a. -
Texana Water Supply 74.8 39.72 -4.28 124,081 118,868 158,975 8,491
Texoma 7as of 2025-05-15 Water Supply and Flood Control 100.0 634.34 17.34 4,230,994 1,243,801 1,243,801 118,779
Toledo Bend 8as of 2025-05-15 Water Supply 100.0 172.07 0.07 4,499,171 2,236,450 2,236,450 182,828
Travisas of 2025-05-15 Water Supply and Flood Control 41.9 635.83 -45.17 477,396 460,364 1,098,044 10,005
Twin Buttes Water Supply 14.1 1,906.97 -33.23 29,541 25,792 182,454 1,934
Tyleras of 2025-05-15 Water Supply 100.0 375.61 0.23 78,375 72,073 72,073 - n.a. -
Wacoas of 2025-05-15 Water Supply and Flood Control 97.5 461.63 -0.57 184,182 183,957 188,736 8,336
Waxahachieas of 2025-05-15 Water Supply 100.0 531.94 0.44 11,938 11,060 11,060 683
Weatherfordas of 2025-05-15 Water Supply 77.3 892.03 -3.97 13,763 13,763 17,812 961
White Riveras of 2025-05-15 Water Supply 28.4 2,352.25 -19.95 9,033 9,033 31,846 776
Whitneyas of 2025-05-15 Water Supply and Flood Control 100.0 533.23 0.23 571,528 564,808 564,808 - n.a. -
Worthas of 2025-05-15 Water Supply 100.0 594.76 0.76 36,133 24,419 24,419 - n.a. -
Wright Patmanas of 2025-05-15 Water Supply and Flood Control 100.0 229.95 9.35 399,583 122,593 122,593 - n.a. -
footnotes
1

Addicks Reservoir is a flood control lake. It is not used for water supply and under normal conditions it is empty.

2

Lake Amistad and Lake Falcon straddle the border of Texas and Mexico. By treaty, Texas has rights to 56.2% of the total conservation capacity of Amistad and 58.6% of the total conservation capacity of Falcon. The fraction of the actual storage that belongs to Texas is formally determined biweekly by the International Boundary Water Commission (IBWC). The IBWC is the legal repository of data related to this lake for treaty purposes and official versions of the datasets should be obtained directly from them. Conservation capacity is based on the fixed percent of total conservation capacity. Conservation storage is based on the bi-weekly changing Texas share.

3

Barker Reservoir is a flood control lake. It is not used for water supply and under normal conditions it is empty.

4

Caddo Lake straddles the border of Texas and Louisiana, Texas has rights to 50% of Lake Caddo's total conservation capacity. Percent full, conservation storage and conservation capacity are based on the Texas share.

5

Elephant Butte Lake (located in New Mexico) is governed by the Rio Grande Compact. The Rio Grande Compact is an interstate compact signed in 1938 between the states of Colorado, New Mexico and Texas and approved by the U.S. Congress, to equitably apportion the waters of the Rio Grande Basin. Water from the lake supplies irrigation water as well as a portion of El Paso's supply when available.

6

Lake Meredith is governed by the Canadian River Compact. The States of New Mexico, Texas and Oklahoma are all parties to the compact created by agreement of the three states and the federal government in 1950. According to the compact, New Mexico can hold 200,000 acre-feet in Ute Lake before it has to release water to Texas. Texas also can only hold 500,000 acre-feet in Lake Meredith before it has to release water for Oklahoma.

7

Lake Texoma straddles the border of Texas and Oklahoma, Texas has rights to 50% of Lake Texoma's total conservation capacity. Percent full, conservation storage and conservation capacity are based on the Texas share.

8

Toledo Bend Reservoir straddles the border of Texas and Louisiana, Texas has rights to 50% of Toledo Bend Reservoir's total conservation capacity. Percent full, conservation storage and conservation capacity are based on the Texas share.