Texas AI Docket
Texas Water Watch

Reservoir record

Grapevine Lake

Grapevine Lake is 93.4% full, holding 152,372 acre feet against a conservation capacity of 163,064 acre feet.

Updated September 5th, 2026

Percent full93.4%
Storage152,372AF
Conservation capacity163,064AF
Change today-312AF
Across the record-6,843AF
Recorded range93.4% to 97.6%
Record26days

Daily movement

The line follows every verified reading held for this reservoir.

92.7%95.5%98.4% August 11th, 2026, 97.6% fullAugust 12th, 2026, 97.4% fullAugust 13th, 2026, 97.2% fullAugust 14th, 2026, 96.9% fullAugust 15th, 2026, 96.8% fullAugust 16th, 2026, 96.6% fullAugust 17th, 2026, 96.6% fullAugust 18th, 2026, 96.3% fullAugust 19th, 2026, 96.1% fullAugust 20th, 2026, 95.8% fullAugust 21st, 2026, 95.9% fullAugust 22nd, 2026, 95.9% fullAugust 23rd, 2026, 95.8% fullAugust 24th, 2026, 95.2% fullAugust 25th, 2026, 95.1% fullAugust 26th, 2026, 94.9% fullAugust 27th, 2026, 95.0% fullAugust 28th, 2026, 94.9% fullAugust 29th, 2026, 94.6% fullAugust 30th, 2026, 94.4% fullAugust 31st, 2026, 94.1% fullSeptember 1st, 2026, 94.1% fullSeptember 2nd, 2026, 93.9% fullSeptember 3rd, 2026, 93.8% fullSeptember 4th, 2026, 93.6% fullSeptember 5th, 2026, 93.4% fullAug 11thAug 24thSep 5th
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
September 5th, 202693.4%152,372 AF-312 AF
September 4th, 202693.6%152,684 AF-187 AF
September 3rd, 202693.8%152,871 AF-313 AF
September 2nd, 202693.9%153,184 AF-187 AF
September 1st, 202694.1%153,371 AF-63 AF
August 31st, 202694.1%153,434 AF-439 AF
August 30th, 202694.4%153,873 AF-377 AF
August 29th, 202694.6%154,250 AF-503 AF
August 28th, 202694.9%154,753 AF-190 AF
August 27th, 202695.0%154,943 AF+127 AF
August 26th, 202694.9%154,816 AF-190 AF
August 25th, 202695.1%155,006 AF-315 AF
August 24th, 202695.2%155,321 AF-887 AF
August 23rd, 202695.8%156,208 AF-191 AF
August 22nd, 202695.9%156,399 AF+64 AF
August 21st, 202695.9%156,335 AF+63 AF
August 20th, 202695.8%156,272 AF-445 AF
August 19th, 202696.1%156,717 AF-318 AF
August 18th, 202696.3%157,035 AF-447 AF
August 17th, 202696.6%157,482 AF0 AF
August 16th, 202696.6%157,482 AF-384 AF
August 15th, 202696.8%157,866 AF-192 AF
August 14th, 202696.9%158,058 AF-385 AF
August 13th, 202697.2%158,443 AF-450 AF
August 12th, 202697.4%158,893 AF-322 AF
August 11th, 202697.6%159,215 AFFirst reading

Every reading is available in the open water record.