Texas Reservoirs: Monitored Water Supply Reservoirs are 74.2% full on 2026-09-03

Statewide Conservation Storage

Summary

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Most recent 2026-09-03 74.2 27,354,489 23,420,518 31,558,535
1 day prior 2026-09-02 74.2 27,368,023 23,412,113 31,558,535
2 days prior 2026-09-01 74.3 27,401,990 23,440,216 31,558,535
1 week prior 2026-08-27 74.9 27,634,511 23,641,374 31,558,535
1 month prior 2026-08-03 77.7 28,745,852 24,526,809 31,558,535
3 months prior 2026-06-03 76.1 28,333,716 24,001,486 31,558,535
6 months prior 2026-03-03 73.4 26,908,667 23,154,961 31,531,332
1 year prior 2025-09-03 77.5 28,496,678 24,450,472 31,558,535
*

 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 2026-09-03 Water Supply 9.6 1,992.62 -19.68 761 761 7,900 152
Addicks 1as of 2026-09-03 Flood Control - n.a. - 76.41 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Alan Henryas of 2026-09-03 Water Supply 72.6 2,209.23 -10.77 69,856 69,856 96,207 2,154
Amistad 2as of 2026-09-03 Water Supply and Flood Control 39.2 1,056.63 -60.37 776,855 710,677 1,813,408 20,798
Amon G Carteras of 2026-09-03 Water Supply 77.5 916.80 -3.20 15,715 14,931 19,266 1,257
Aquillaas of 2026-09-03 Water Supply and Flood Control 88.7 535.86 -1.64 38,384 38,348 43,243 2,865
Arlingtonas of 2026-09-03 Water Supply 74.5 544.50 -5.50 29,940 29,908 40,157 1,812
Arrowheadas of 2026-09-03 Water Supply 72.8 921.29 -4.71 167,758 167,758 230,359 12,077
Athensas of 2026-09-03 Water Supply 94.4 439.08 -0.92 27,887 27,846 29,503 1,704
Austinas of 2026-09-03 Water Supply 96.3 492.24 -0.56 23,705 23,096 23,972 1,547
B A Steinhagenas of 2026-09-03 Water Supply 96.2 82.74 -0.26 66,631 66,558 69,186 9,996
Bardwellas of 2026-09-03 Water Supply and Flood Control 90.3 419.67 -1.33 39,653 39,592 43,856 3,121
Barker 3as of 2026-09-03 Flood Control - n.a. - 70.01 - n.a. - - n.a. - - n.a. - - n.a. - - n.a. -
Beltonas of 2026-09-03 Water Supply and Flood Control 97.8 593.22 -0.78 423,004 423,004 432,631 12,240
Benbrookas of 2026-09-03 Water Supply and Flood Control 78.7 688.63 -5.37 67,385 67,385 85,648 3,140
Bob Sandlinas of 2026-09-03 Water Supply 91.1 335.54 -1.96 186,102 175,371 192,417 8,505
Bois d'Arcas of 2026-09-03 Water Supply 92.9 532.37 -1.63 341,412 341,412 367,609 15,821
Bonhamas of 2026-09-03 Water Supply 83.1 563.16 -1.84 9,180 9,168 11,027 968
Brady Creekas of 2026-09-03 Water Supply 87.1 1,741.06 -1.94 26,717 25,095 28,808 1,858
Bridgeportas of 2026-09-03 Water Supply and Flood Control 77.9 828.82 -7.18 289,808 289,808 372,183 10,694
Brownwoodas of 2026-09-03 Water Supply 85.8 1,422.05 -2.55 112,324 112,324 130,868 6,207
Buchananas of 2026-09-03 Water Supply 97.3 1,018.97 -1.03 857,348 843,686 866,694 22,233
Caddo 4as of 2026-09-03 Water Supply 76.7 168.02 -0.48 115,055 22,925 29,898 25,534
Canyonas of 2026-09-03 Water Supply and Flood Control 100.0 909.15 0.15 380,089 378,781 378,781 - n.a. -
Cedar Creekas of 2026-09-03 Water Supply 75.7 316.81 -5.19 488,001 487,902 644,686 27,845
Champion Creekas of 2026-09-03 Water Supply 42.9 2,062.75 -20.25 17,826 17,826 41,580 866
Cherokeeas of 2026-09-03 Water Supply 86.3 278.31 -1.69 38,999 34,617 40,094 3,244
Choke Canyonas of 2026-09-03 Water Supply 23.2 191.84 -28.66 153,886 153,885 662,820 10,662
Ciscoas of 2026-09-03 Water Supply 43.6 1,503.56 -18.90 12,643 12,643 29,003 591
Colemanas of 2026-09-03 Water Supply 80.4 1,713.20 -4.30 30,613 30,595 38,075 1,660
Coleto Creekas of 2026-09-03 Water Supply 75.1 94.70 -3.30 23,308 23,308 31,040 2,186
Colorado Cityas of 2026-09-03 Water Supply 54.4 2,059.15 -11.05 16,718 16,718 30,758 - n.a. -
Comanche Creekas of 2026-09-03 Water Supply 100.0 775.15 0.15 151,748 151,250 151,250 - n.a. -
Conroeas of 2026-09-03 Water Supply 95.3 199.99 -1.01 397,787 397,760 417,577 19,348
Corpus Christias of 2026-09-03 Water Supply 88.6 92.49 -1.51 227,195 226,917 256,062 18,854
Crookas of 2026-09-03 Water Supply 88.8 475.00 -1.00 8,177 8,162 9,195 1,017
Cypress Springsas of 2026-09-03 Water Supply 92.0 376.32 -1.68 61,426 61,426 66,756 3,114
E V Spenceas of 2026-09-03 Water Supply 9.8 1,842.85 -55.15 50,667 50,667 517,272 3,326
Eagle Mountainas of 2026-09-03 Water Supply and Flood Control 75.0 643.61 -5.49 138,770 138,770 185,087 7,767
Elephant Butte 5as of 2026-09-03 Water Supply and Flood Control 1.4 4,275.54 -130.05 27,667 27,667 1,960,900 2,293
Falcon 2as of 2026-09-03 Water Supply and Flood Control 22.4 262.24 -38.96 488,599 350,726 1,562,367 29,348
Forkas of 2026-09-03 Water Supply 83.7 399.07 -3.93 538,710 507,267 606,088 23,675
Fort Phantom Hillas of 2026-09-03 Water Supply 69.2 1,629.63 -6.27 48,432 48,426 70,030 3,031
Georgetownas of 2026-09-03 Water Supply and Flood Control 85.1 786.45 -4.55 32,401 32,338 38,005 1,187
Gibbons Creekas of 2026-09-03 Water Supply 90.1 245.98 -1.02 24,889 23,185 25,721 2,340
Grahamas of 2026-09-03 Water Supply 67.6 1,068.42 -6.58 30,622 30,608 45,288 1,957
Granburyas of 2026-09-03 Water Supply 88.5 690.75 -1.95 118,616 117,707 132,949 7,461
Grangeras of 2026-09-03 Water Supply and Flood Control 100.0 504.15 0.15 52,441 51,822 51,822 - n.a. -
Grapevineas of 2026-09-03 Water Supply and Flood Control 93.7 533.40 -1.60 152,809 152,809 163,064 6,245
Greenbeltas of 2026-09-03 Water Supply 4.9 2,607.74 -56.26 3,393 2,961 59,968 286
Halbertas of 2026-09-03 Water Supply 74.4 365.17 -2.83 4,490 4,490 6,033 513
Hords Creekas of 2026-09-03 Water Supply and Flood Control 47.5 1,888.96 -11.04 3,857 3,854 8,109 278
Houstonas of 2026-09-03 Water Supply 91.6 41.39 -0.99 125,008 121,207 132,318 11,005
Houston Countyas of 2026-09-03 Water Supply 95.1 259.34 -0.66 16,822 16,270 17,113 1,263
Hubbard Creekas of 2026-09-03 Water Supply 37.6 1,166.69 -16.62 122,540 117,664 313,298 8,177
Hubert H Mossas of 2026-09-03 Water Supply 91.7 713.10 -1.90 22,147 22,050 24,058 1,033
Inksas of 2026-09-03 Water Supply 94.8 887.11 -0.89 13,304 13,021 13,729 782
J B Thomasas of 2026-09-03 Water Supply 21.4 2,226.95 -31.05 43,432 42,759 199,931 3,182
Jacksonvilleas of 2026-09-03 Water Supply 97.3 421.39 -0.61 25,030 24,968 25,670 1,141
Jim Chapmanas of 2026-09-03 Water Supply and Flood Control 74.9 436.15 -3.85 229,470 193,695 258,723 15,765
Joe Poolas of 2026-09-03 Water Supply and Flood Control 92.7 520.30 -1.70 140,023 138,653 149,629 6,237
Kempas of 2026-09-03 Water Supply and Flood Control 72.6 1,139.29 -4.71 178,340 178,214 245,307 9,658
Kickapooas of 2026-09-03 Water Supply 80.8 1,041.99 -3.01 69,724 69,724 86,345 5,180
Lake O' the Pinesas of 2026-09-03 Water Supply and Flood Control 87.2 228.09 -1.91 234,191 234,191 268,566 17,352
Lavonas of 2026-09-03 Water Supply and Flood Control 85.0 488.93 -3.07 351,164 348,323 409,757 19,372
Leonas of 2026-09-03 Water Supply 78.5 1,371.29 -3.71 22,075 21,795 27,762 1,465
Lewisvilleas of 2026-09-03 Water Supply and Flood Control 88.4 519.50 -2.50 533,387 497,713 563,228 25,443
Limestoneas of 2026-09-03 Water Supply 89.1 361.17 -1.83 181,643 181,643 203,780 11,765
Livingstonas of 2026-09-03 Water Supply 94.7 129.89 -1.11 1,519,232 1,519,232 1,603,504 74,411
Lost Creekas of 2026-09-03 Water Supply 89.3 1,006.07 -3.43 10,675 10,675 11,950 - n.a. -
Lyndon B Johnsonas of 2026-09-03 Water Supply 98.6 824.76 -0.24 130,077 111,237 112,778 6,409
Mackenzieas of 2026-09-03 Water Supply 11.0 3,018.90 -81.10 5,115 5,115 46,450 238
Marble Fallsas of 2026-09-03 Water Supply 95.1 736.38 -0.62 7,221 7,221 7,597 601
Martinas of 2026-09-03 Water Supply 83.9 303.42 -2.58 63,550 63,550 75,726 4,484
Medinaas of 2026-09-03 Water Supply 29.5 1,021.46 -42.74 75,055 75,055 254,823 2,508
Meredith 6as of 2026-09-03 Water Supply 41.2 2,889.31 -47.19 244,560 206,146 500,000 7,403
Millers Creekas of 2026-09-03 Water Supply 60.1 1,328.07 -5.93 17,370 16,087 26,768 1,423
Mineral Wellsas of 2026-09-03 Water Supply 87.8 861.57 -1.43 4,628 4,628 5,273 437
Monticelloas of 2026-09-03 Water Supply 75.7 335.39 -4.61 26,304 26,304 34,740 1,593
Mountain Creekas of 2026-09-03 Water Supply 99.6 456.96 -0.04 22,759 22,759 22,850 2,687
Murvaulas of 2026-09-03 Water Supply 90.1 264.17 -1.13 34,482 34,482 38,285 3,299
Nacogdochesas of 2026-09-03 Water Supply 88.4 276.81 -2.19 34,959 34,957 39,522 1,990
Nasworthyas of 2026-09-03 Water Supply 85.9 1,871.75 -0.96 8,750 8,257 9,615 1,236
Navarro Millsas of 2026-09-03 Water Supply and Flood Control 83.0 422.63 -1.87 41,356 41,355 49,827 4,374
New Terrell Cityas of 2026-09-03 Water Supply 25.8 493.78 -10.22 2,225 2,214 8,583 370
Noconaas of 2026-09-03 Water Supply 73.9 823.05 -4.45 16,150 15,846 21,444 1,167
North Fork Buffalo Creekas of 2026-09-03 Water Supply 75.9 1,045.60 -2.40 11,687 11,687 15,400 1,256
O C Fisheras of 2026-09-03 Water Supply and Flood Control 11.6 1,873.02 -34.98 13,377 13,376 115,742 1,181
O H Ivieas of 2026-09-03 Water Supply 43.5 1,530.39 -21.11 240,993 240,993 554,340 - n.a. -
Oak Creekas of 2026-09-03 Water Supply 14.6 1,974.11 -25.89 5,891 5,741 39,210 543
Palestineas of 2026-09-03 Water Supply 91.8 343.67 -1.33 337,365 337,356 367,303 21,923
Palo Duroas of 2026-09-03 Water Supply and Flood Control 0.4 2,826.32 -65.68 231 231 61,066 - n.a. -
Palo Pintoas of 2026-09-03 Water Supply 83.0 864.87 -2.13 22,611 22,225 26,766 2,090
Pat Cleburneas of 2026-09-03 Water Supply 88.2 731.50 -2.00 22,938 22,938 26,008 1,506
Pat Mayseas of 2026-09-03 Water Supply and Flood Control 94.8 449.95 -1.05 111,983 107,823 113,683 5,525
Possum Kingdomas of 2026-09-03 Water Supply 88.1 995.23 -3.77 473,924 473,924 538,139 16,074
Proctoras of 2026-09-03 Water Supply and Flood Control 66.6 1,157.65 -4.35 36,479 36,479 54,762 3,697
Ray Hubbardas of 2026-09-03 Water Supply 88.2 432.93 -2.57 387,797 387,797 439,559 19,678
Ray Robertsas of 2026-09-03 Water Supply and Flood Control 95.8 631.32 -1.18 755,470 755,147 788,167 27,617
Red Bluffas of 2026-09-03 Water Supply 45.9 2,814.82 -13.28 66,698 66,698 145,165 4,543
Richland-Chambersas of 2026-09-03 Water Supply 91.7 312.88 -2.12 1,033,983 1,008,200 1,099,417 42,180
Sam Rayburnas of 2026-09-03 Water Supply and Flood Control 67.3 155.07 -9.33 1,941,029 1,922,073 2,857,077 86,283
Somervilleas of 2026-09-03 Water Supply and Flood Control 94.2 237.21 -0.79 141,550 141,550 150,293 10,879
Stamfordas of 2026-09-03 Water Supply 66.5 1,413.15 -3.65 34,299 34,296 51,570 3,782
Stillhouse Hollowas of 2026-09-03 Water Supply and Flood Control 98.5 621.45 -0.55 226,367 226,281 229,796 6,350
Strikeras of 2026-09-03 Water Supply 81.7 291.37 -1.63 18,703 13,781 16,878 1,852
Sulphur Springsas of 2026-09-03 Water Supply 90.2 457.99 -0.96 15,999 15,999 17,747 - n.a. -
Sweetwateras of 2026-09-03 Water Supply 17.6 2,091.02 -25.48 2,155 2,155 12,267 209
Tawakonias of 2026-09-03 Water Supply 93.7 435.98 -1.52 816,673 816,665 871,685 35,499
Texanaas of 2026-09-03 Water Supply 88.0 42.07 -1.93 145,114 139,901 158,975 9,484
Texoma 7as of 2026-09-03 Water Supply and Flood Control 97.2 616.05 -0.95 2,416,852 1,208,426 1,243,801 73,032
Toledo Bend 8as of 2026-09-03 Water Supply 88.3 168.82 -3.18 3,954,706 1,975,303 2,236,450 167,256
Travisas of 2026-09-03 Water Supply and Flood Control 95.1 678.11 -2.89 1,061,014 1,043,982 1,098,044 18,379
Twin Buttesas of 2026-09-03 Water Supply and Flood Control 6.0 1,897.10 -43.10 14,682 10,933 182,454 1,178
Tyleras of 2026-09-03 Water Supply 89.8 373.76 -1.62 69,928 64,717 72,073 4,381
Wacoas of 2026-09-03 Water Supply and Flood Control 90.3 460.00 -2.22 170,808 170,582 188,891 8,037
Waxahachieas of 2026-09-03 Water Supply 82.0 528.31 -3.19 9,646 9,064 11,060 589
Weatherfordas of 2026-09-03 Water Supply 56.7 888.02 -7.98 10,105 10,105 17,812 864
White Riveras of 2026-09-03 Water Supply 22.2 2,349.51 -22.69 7,062 7,062 31,846 677
Whitneyas of 2026-09-03 Water Supply and Flood Control 94.6 531.64 -1.36 535,435 534,081 564,808 21,969
Worthas of 2026-09-03 Water Supply 67.2 591.56 -2.44 25,491 16,415 24,419 3,118
Wright Patmanas of 2026-09-03 Water Supply and Flood Control 100.0 225.95 5.35 260,084 122,593 122,593 - 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.