Texas AI Docket
Texas Water Watch

Reservoir record

Whitney Lake

Whitney Lake is 91.2% full, holding 514,865 acre feet against a conservation capacity of 564,808 acre feet.

Updated October 20th, 2026

Percent full91.2%
Storage514,865AF
Conservation capacity564,808AF
Change today-212AF
Across the record-37,994AF
Recorded range89.4% to 97.9%
Record71days

Daily movement

The line follows every verified reading held for this reservoir.

87.8%93.6%99.4% August 11th, 2026, 97.9% fullAugust 12th, 2026, 97.7% fullAugust 13th, 2026, 97.5% fullAugust 14th, 2026, 97.3% fullAugust 15th, 2026, 97.2% fullAugust 16th, 2026, 97.2% fullAugust 17th, 2026, 97.1% fullAugust 18th, 2026, 97.0% fullAugust 19th, 2026, 96.8% fullAugust 20th, 2026, 96.6% fullAugust 21st, 2026, 96.6% fullAugust 22nd, 2026, 96.5% fullAugust 23rd, 2026, 96.4% fullAugust 24th, 2026, 96.2% fullAugust 25th, 2026, 96.0% fullAugust 26th, 2026, 95.9% fullAugust 27th, 2026, 95.8% fullAugust 28th, 2026, 95.8% fullAugust 29th, 2026, 95.6% fullAugust 30th, 2026, 95.5% fullAugust 31st, 2026, 95.2% fullSeptember 1st, 2026, 95.1% fullSeptember 2nd, 2026, 94.8% fullSeptember 3rd, 2026, 94.6% fullSeptember 4th, 2026, 94.3% fullSeptember 5th, 2026, 94.2% fullSeptember 6th, 2026, 93.9% fullSeptember 7th, 2026, 93.9% fullSeptember 8th, 2026, 93.5% fullSeptember 9th, 2026, 93.4% fullSeptember 10th, 2026, 93.0% fullSeptember 11th, 2026, 92.9% fullSeptember 12th, 2026, 92.7% fullSeptember 13th, 2026, 92.6% fullSeptember 14th, 2026, 92.3% fullSeptember 15th, 2026, 92.1% fullSeptember 16th, 2026, 91.8% fullSeptember 17th, 2026, 91.8% fullSeptember 18th, 2026, 91.5% fullSeptember 19th, 2026, 91.3% fullSeptember 20th, 2026, 91.0% fullSeptember 21st, 2026, 91.0% fullSeptember 22nd, 2026, 90.9% fullSeptember 23rd, 2026, 90.8% fullSeptember 24th, 2026, 90.6% fullSeptember 25th, 2026, 90.5% fullSeptember 26th, 2026, 90.2% fullSeptember 27th, 2026, 90.1% fullSeptember 28th, 2026, 89.9% fullSeptember 29th, 2026, 89.7% fullSeptember 30th, 2026, 89.5% fullOctober 1st, 2026, 89.4% fullOctober 2nd, 2026, 90.4% fullOctober 3rd, 2026, 91.3% fullOctober 4th, 2026, 91.4% fullOctober 5th, 2026, 91.8% fullOctober 6th, 2026, 91.9% fullOctober 7th, 2026, 91.9% fullOctober 8th, 2026, 91.9% fullOctober 9th, 2026, 91.9% fullOctober 10th, 2026, 91.8% fullOctober 11th, 2026, 91.7% fullOctober 12th, 2026, 91.6% fullOctober 13th, 2026, 91.6% fullOctober 14th, 2026, 91.6% fullOctober 15th, 2026, 91.5% fullOctober 16th, 2026, 91.8% fullOctober 17th, 2026, 91.5% fullOctober 18th, 2026, 91.3% fullOctober 19th, 2026, 91.2% fullOctober 20th, 2026, 91.2% fullAug 11thSep 15thOct 20th
Daily percent full. The vertical scale follows this record's own range instead of starting at zero, so its movement stays visible without changing the measurement.

The readings

Daily movement appears only when the previous reading is from the prior calendar day.

DatePercent fullStorageDaily movement
October 20th, 202691.2%514,865 AF-212 AF
October 19th, 202691.2%515,077 AF-636 AF
October 18th, 202691.3%515,713 AF-1,065 AF
October 17th, 202691.5%516,778 AF-1,920 AF
October 16th, 202691.8%518,698 AF+1,920 AF
October 15th, 202691.5%516,778 AF-426 AF
October 14th, 202691.6%517,204 AF-213 AF
October 13th, 202691.6%517,417 AF0 AF
October 12th, 202691.6%517,417 AF-426 AF
October 11th, 202691.7%517,843 AF-855 AF
October 10th, 202691.8%518,698 AF-213 AF
October 9th, 202691.9%518,911 AF0 AF
October 8th, 202691.9%518,911 AF0 AF
October 7th, 202691.9%518,911 AF0 AF
October 6th, 202691.9%518,911 AF+427 AF
October 5th, 202691.8%518,484 AF+2,346 AF
October 4th, 202691.4%516,138 AF+637 AF
October 3rd, 202691.3%515,501 AF+4,859 AF
October 2nd, 202690.4%510,642 AF+5,845 AF
October 1st, 202689.4%504,797 AF-414 AF
September 30th, 202689.5%505,211 AF-1,665 AF
September 29th, 202689.7%506,876 AF-834 AF
September 28th, 202689.9%507,710 AF-1,045 AF
September 27th, 202690.1%508,755 AF-837 AF
September 26th, 202690.2%509,592 AF-1,260 AF
September 25th, 202690.5%510,852 AF-631 AF
September 24th, 202690.6%511,483 AF-1,266 AF
September 23rd, 202690.8%512,749 AF-422 AF
September 22nd, 202690.9%513,171 AF-1,058 AF
September 21st, 202691.0%514,229 AF0 AF
September 20th, 202691.0%514,229 AF-1,484 AF
September 19th, 202691.3%515,713 AF-1,065 AF
September 18th, 202691.5%516,778 AF-1,492 AF
September 17th, 202691.8%518,270 AF-428 AF
September 16th, 202691.8%518,698 AF-1,711 AF
September 15th, 202692.1%520,409 AF-859 AF
September 14th, 202692.3%521,268 AF-1,720 AF
September 13th, 202692.6%522,988 AF-646 AF
September 12th, 202692.7%523,634 AF-1,295 AF
September 11th, 202692.9%524,929 AF-649 AF
September 10th, 202693.0%525,578 AF-1,734 AF
September 9th, 202693.4%527,312 AF-869 AF
September 8th, 202693.5%528,181 AF-1,960 AF
September 7th, 202693.9%530,141 AF-218 AF
September 6th, 202693.9%530,359 AF-1,748 AF
September 5th, 202694.2%532,107 AF-438 AF
September 4th, 202694.3%532,545 AF-1,975 AF
September 3rd, 202694.6%534,520 AF-660 AF
September 2nd, 202694.8%535,180 AF-1,764 AF
September 1st, 202695.1%536,944 AF-662 AF
August 31st, 202695.2%537,606 AF-1,995 AF
August 30th, 202695.5%539,601 AF-444 AF
August 29th, 202695.6%540,045 AF-890 AF
August 28th, 202695.8%540,935 AF-445 AF
August 27th, 202695.8%541,380 AF-223 AF
August 26th, 202695.9%541,603 AF-892 AF
August 25th, 202696.0%542,495 AF-894 AF
August 24th, 202696.2%543,389 AF-893 AF
August 23rd, 202696.4%544,282 AF-674 AF
August 22nd, 202696.5%544,956 AF-448 AF
August 21st, 202696.6%545,404 AF-449 AF
August 20th, 202696.6%545,853 AF-673 AF
August 19th, 202696.8%546,526 AF-1,127 AF
August 18th, 202697.0%547,653 AF-676 AF
August 17th, 202697.1%548,329 AF-450 AF
August 16th, 202697.2%548,779 AF-453 AF
August 15th, 202697.2%549,232 AF-452 AF
August 14th, 202697.3%549,684 AF-1,131 AF
August 13th, 202697.5%550,815 AF-1,135 AF
August 12th, 202697.7%551,950 AF-909 AF
August 11th, 202697.9%552,859 AFFirst reading

Every reading is available in the open water record.