Texas AI Docket
Texas Water Watch

Reservoir record

Stillhouse Hollow Lake

Stillhouse Hollow Lake is 97.0% full, holding 222,999 acre feet against a conservation capacity of 229,796 acre feet.

Updated October 20th, 2026

Percent full97.0%
Storage222,999AF
Conservation capacity229,796AF
Change today-251AF
Across the record-6,797AF
Recorded range96.0% to 100.0%
Record71days

Daily movement

The line follows every verified reading held for this reservoir.

95.3%97.7%100.0% August 11th, 2026, 100.0% fullAugust 12th, 2026, 100.0% fullAugust 13th, 2026, 100.0% fullAugust 14th, 2026, 99.9% fullAugust 15th, 2026, 99.9% fullAugust 16th, 2026, 99.8% fullAugust 17th, 2026, 99.7% fullAugust 18th, 2026, 99.7% fullAugust 19th, 2026, 99.6% fullAugust 20th, 2026, 99.5% fullAugust 21st, 2026, 99.4% fullAugust 22nd, 2026, 99.4% fullAugust 23rd, 2026, 99.3% fullAugust 24th, 2026, 99.2% fullAugust 25th, 2026, 99.2% fullAugust 26th, 2026, 99.0% fullAugust 27th, 2026, 99.0% fullAugust 28th, 2026, 98.9% fullAugust 29th, 2026, 98.8% fullAugust 30th, 2026, 98.8% fullAugust 31st, 2026, 98.7% fullSeptember 1st, 2026, 98.6% fullSeptember 2nd, 2026, 98.5% fullSeptember 3rd, 2026, 98.5% fullSeptember 4th, 2026, 98.4% fullSeptember 5th, 2026, 98.3% fullSeptember 6th, 2026, 98.3% fullSeptember 7th, 2026, 98.2% fullSeptember 8th, 2026, 98.2% fullSeptember 9th, 2026, 98.1% fullSeptember 10th, 2026, 98.0% fullSeptember 11th, 2026, 98.0% fullSeptember 12th, 2026, 98.1% fullSeptember 13th, 2026, 98.0% fullSeptember 14th, 2026, 97.9% fullSeptember 15th, 2026, 97.8% fullSeptember 16th, 2026, 97.6% fullSeptember 17th, 2026, 97.6% fullSeptember 18th, 2026, 97.5% fullSeptember 19th, 2026, 97.3% fullSeptember 20th, 2026, 97.2% fullSeptember 21st, 2026, 97.1% fullSeptember 22nd, 2026, 97.0% fullSeptember 23rd, 2026, 96.8% fullSeptember 24th, 2026, 96.8% fullSeptember 25th, 2026, 96.7% fullSeptember 26th, 2026, 96.5% fullSeptember 27th, 2026, 96.4% fullSeptember 28th, 2026, 96.4% fullSeptember 29th, 2026, 96.2% fullSeptember 30th, 2026, 96.1% fullOctober 1st, 2026, 96.0% fullOctober 2nd, 2026, 96.4% fullOctober 3rd, 2026, 98.0% fullOctober 4th, 2026, 98.4% fullOctober 5th, 2026, 98.5% fullOctober 6th, 2026, 98.4% fullOctober 7th, 2026, 98.4% fullOctober 8th, 2026, 98.3% fullOctober 9th, 2026, 98.2% fullOctober 10th, 2026, 98.2% fullOctober 11th, 2026, 98.1% fullOctober 12th, 2026, 98.0% fullOctober 13th, 2026, 97.9% fullOctober 14th, 2026, 97.8% fullOctober 15th, 2026, 97.8% fullOctober 16th, 2026, 97.7% fullOctober 17th, 2026, 97.5% fullOctober 18th, 2026, 97.3% fullOctober 19th, 2026, 97.2% fullOctober 20th, 2026, 97.0% 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, 202697.0%222,999 AF-251 AF
October 19th, 202697.2%223,250 AF-251 AF
October 18th, 202697.3%223,501 AF-441 AF
October 17th, 202697.5%223,942 AF-504 AF
October 16th, 202697.7%224,446 AF-189 AF
October 15th, 202697.8%224,635 AF-190 AF
October 14th, 202697.8%224,825 AF-126 AF
October 13th, 202697.9%224,951 AF-190 AF
October 12th, 202698.0%225,141 AF-253 AF
October 11th, 202698.1%225,394 AF-190 AF
October 10th, 202698.2%225,584 AF-190 AF
October 9th, 202698.2%225,774 AF-126 AF
October 8th, 202698.3%225,900 AF-191 AF
October 7th, 202698.4%226,091 AF-127 AF
October 6th, 202698.4%226,218 AF-127 AF
October 5th, 202698.5%226,345 AF+127 AF
October 4th, 202698.4%226,218 AF+1,014 AF
October 3rd, 202698.0%225,204 AF+3,583 AF
October 2nd, 202696.4%221,621 AF+936 AF
October 1st, 202696.0%220,685 AF-125 AF
September 30th, 202696.1%220,810 AF-312 AF
September 29th, 202696.2%221,122 AF-312 AF
September 28th, 202696.4%221,434 AF-187 AF
September 27th, 202696.4%221,621 AF-250 AF
September 26th, 202696.5%221,871 AF-250 AF
September 25th, 202696.7%222,121 AF-314 AF
September 24th, 202696.8%222,435 AF-125 AF
September 23rd, 202696.8%222,560 AF-313 AF
September 22nd, 202697.0%222,873 AF-251 AF
September 21st, 202697.1%223,124 AF-252 AF
September 20th, 202697.2%223,376 AF-314 AF
September 19th, 202697.3%223,690 AF-252 AF
September 18th, 202697.5%223,942 AF-252 AF
September 17th, 202697.6%224,194 AF-189 AF
September 16th, 202697.6%224,383 AF-315 AF
September 15th, 202697.8%224,698 AF-316 AF
September 14th, 202697.9%225,014 AF-253 AF
September 13th, 202698.0%225,267 AF-253 AF
September 12th, 202698.1%225,520 AF+379 AF
September 11th, 202698.0%225,141 AF-126 AF
September 10th, 202698.0%225,267 AF-190 AF
September 9th, 202698.1%225,457 AF-127 AF
September 8th, 202698.2%225,584 AF-126 AF
September 7th, 202698.2%225,710 AF-127 AF
September 6th, 202698.3%225,837 AF-127 AF
September 5th, 202698.3%225,964 AF-127 AF
September 4th, 202698.4%226,091 AF-190 AF
September 3rd, 202698.5%226,281 AF-127 AF
September 2nd, 202698.5%226,408 AF-191 AF
September 1st, 202698.6%226,599 AF-127 AF
August 31st, 202698.7%226,726 AF-191 AF
August 30th, 202698.8%226,917 AF-191 AF
August 29th, 202698.8%227,108 AF-191 AF
August 28th, 202698.9%227,299 AF-128 AF
August 27th, 202699.0%227,427 AF-191 AF
August 26th, 202699.0%227,618 AF-255 AF
August 25th, 202699.2%227,873 AF-192 AF
August 24th, 202699.2%228,065 AF-128 AF
August 23rd, 202699.3%228,193 AF-192 AF
August 22nd, 202699.4%228,385 AF-127 AF
August 21st, 202699.4%228,512 AF-193 AF
August 20th, 202699.5%228,705 AF-192 AF
August 19th, 202699.6%228,897 AF-128 AF
August 18th, 202699.7%229,025 AF-128 AF
August 17th, 202699.7%229,153 AF-193 AF
August 16th, 202699.8%229,346 AF-193 AF
August 15th, 202699.9%229,539 AF-128 AF
August 14th, 202699.9%229,667 AF-129 AF
August 13th, 2026100.0%229,796 AF0 AF
August 12th, 2026100.0%229,796 AF0 AF
August 11th, 2026100.0%229,796 AFFirst reading

Every reading is available in the open water record.