Texas AI Docket
Texas Water Watch

Reservoir record

Lake Arrowhead

Lake Arrowhead is 72.6% full, holding 167,155 acre feet against a conservation capacity of 230,359 acre feet.

Updated September 5th, 2026

Percent full72.6%
Storage167,155AF
Conservation capacity230,359AF
Change today-482AF
Across the record-9,183AF
Recorded range72.6% to 76.5%
Record26days

Daily movement

The line follows every verified reading held for this reservoir.

71.8%74.6%77.3% August 11th, 2026, 76.5% fullAugust 12th, 2026, 76.5% fullAugust 13th, 2026, 76.3% fullAugust 14th, 2026, 76.1% fullAugust 15th, 2026, 75.8% fullAugust 16th, 2026, 75.6% fullAugust 17th, 2026, 75.5% fullAugust 18th, 2026, 75.3% fullAugust 19th, 2026, 75.2% fullAugust 20th, 2026, 74.9% fullAugust 21st, 2026, 74.8% fullAugust 22nd, 2026, 74.6% fullAugust 23rd, 2026, 74.4% fullAugust 24th, 2026, 74.4% fullAugust 25th, 2026, 74.1% fullAugust 26th, 2026, 73.9% fullAugust 27th, 2026, 73.7% fullAugust 28th, 2026, 73.6% fullAugust 29th, 2026, 73.6% fullAugust 30th, 2026, 73.5% fullAugust 31st, 2026, 73.2% fullSeptember 1st, 2026, 73.0% fullSeptember 2nd, 2026, 73.0% fullSeptember 3rd, 2026, 72.8% fullSeptember 4th, 2026, 72.8% fullSeptember 5th, 2026, 72.6% 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, 202672.6%167,155 AF-482 AF
September 4th, 202672.8%167,637 AF-121 AF
September 3rd, 202672.8%167,758 AF-362 AF
September 2nd, 202673.0%168,120 AF-121 AF
September 1st, 202673.0%168,241 AF-485 AF
August 31st, 202673.2%168,726 AF-485 AF
August 30th, 202673.5%169,211 AF-243 AF
August 29th, 202673.6%169,454 AF-121 AF
August 28th, 202673.6%169,575 AF-122 AF
August 27th, 202673.7%169,697 AF-486 AF
August 26th, 202673.9%170,183 AF-610 AF
August 25th, 202674.1%170,793 AF-611 AF
August 24th, 202674.4%171,404 AF0 AF
August 23rd, 202674.4%171,404 AF-490 AF
August 22nd, 202674.6%171,894 AF-368 AF
August 21st, 202674.8%172,262 AF-368 AF
August 20th, 202674.9%172,630 AF-492 AF
August 19th, 202675.2%173,122 AF-369 AF
August 18th, 202675.3%173,491 AF-369 AF
August 17th, 202675.5%173,860 AF-247 AF
August 16th, 202675.6%174,107 AF-495 AF
August 15th, 202675.8%174,602 AF-618 AF
August 14th, 202676.1%175,220 AF-497 AF
August 13th, 202676.3%175,717 AF-621 AF
August 12th, 202676.5%176,338 AF0 AF
August 11th, 202676.5%176,338 AFFirst reading

Every reading is available in the open water record.