Texas AI Docket
Texas Water Watch

Reservoir record

Lake Sulphur Springs

Lake Sulphur Springs is 84.0% full, holding 14,913 acre feet against a conservation capacity of 17,747 acre feet.

Updated October 20th, 2026

Percent full84.0%
Storage14,913AF
Conservation capacity17,747AF
Change today-16AF
Across the record-2,123AF
Recorded range84.0% to 96.0%
Record71days

Daily movement

The line follows every verified reading held for this reservoir.

81.9%90.0%98.1% August 11th, 2026, 96.0% fullAugust 12th, 2026, 95.8% fullAugust 13th, 2026, 95.5% fullAugust 14th, 2026, 95.1% fullAugust 15th, 2026, 94.9% fullAugust 16th, 2026, 94.8% fullAugust 17th, 2026, 94.5% fullAugust 18th, 2026, 94.2% fullAugust 19th, 2026, 93.8% fullAugust 20th, 2026, 93.5% fullAugust 21st, 2026, 93.3% fullAugust 22nd, 2026, 93.0% fullAugust 23rd, 2026, 92.8% fullAugust 24th, 2026, 92.9% fullAugust 25th, 2026, 92.5% fullAugust 26th, 2026, 92.3% fullAugust 27th, 2026, 92.0% fullAugust 28th, 2026, 91.8% fullAugust 29th, 2026, 91.5% fullAugust 30th, 2026, 91.3% fullAugust 31st, 2026, 91.1% fullSeptember 1st, 2026, 90.8% fullSeptember 2nd, 2026, 90.5% fullSeptember 3rd, 2026, 90.2% fullSeptember 4th, 2026, 90.2% fullSeptember 5th, 2026, 90.0% fullSeptember 6th, 2026, 89.9% fullSeptember 7th, 2026, 89.7% fullSeptember 8th, 2026, 89.5% fullSeptember 9th, 2026, 89.3% fullSeptember 10th, 2026, 89.0% fullSeptember 11th, 2026, 88.8% fullSeptember 12th, 2026, 88.8% fullSeptember 13th, 2026, 88.5% fullSeptember 14th, 2026, 88.3% fullSeptember 15th, 2026, 88.0% fullSeptember 16th, 2026, 87.8% fullSeptember 17th, 2026, 87.1% fullSeptember 18th, 2026, 86.7% fullSeptember 19th, 2026, 86.3% fullSeptember 20th, 2026, 86.1% fullSeptember 21st, 2026, 85.8% fullSeptember 22nd, 2026, 86.2% fullSeptember 23rd, 2026, 85.9% fullSeptember 24th, 2026, 85.6% fullSeptember 25th, 2026, 85.3% fullSeptember 26th, 2026, 85.0% fullSeptember 27th, 2026, 84.9% fullSeptember 28th, 2026, 84.6% fullSeptember 29th, 2026, 84.5% fullSeptember 30th, 2026, 84.2% fullOctober 1st, 2026, 84.1% fullOctober 2nd, 2026, 85.5% fullOctober 3rd, 2026, 85.5% fullOctober 4th, 2026, 86.2% fullOctober 5th, 2026, 86.4% fullOctober 6th, 2026, 86.3% fullOctober 7th, 2026, 86.3% fullOctober 8th, 2026, 86.2% fullOctober 9th, 2026, 86.0% fullOctober 10th, 2026, 85.9% fullOctober 11th, 2026, 85.7% fullOctober 12th, 2026, 85.5% fullOctober 13th, 2026, 85.4% fullOctober 14th, 2026, 85.4% fullOctober 15th, 2026, 85.2% fullOctober 16th, 2026, 85.0% fullOctober 17th, 2026, 84.5% fullOctober 18th, 2026, 84.3% fullOctober 19th, 2026, 84.1% fullOctober 20th, 2026, 84.0% 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, 202684.0%14,913 AF-16 AF
October 19th, 202684.1%14,929 AF-33 AF
October 18th, 202684.3%14,962 AF-33 AF
October 17th, 202684.5%14,995 AF-82 AF
October 16th, 202685.0%15,077 AF-50 AF
October 15th, 202685.2%15,127 AF-33 AF
October 14th, 202685.4%15,160 AF0 AF
October 13th, 202685.4%15,160 AF-16 AF
October 12th, 202685.5%15,176 AF-33 AF
October 11th, 202685.7%15,209 AF-33 AF
October 10th, 202685.9%15,242 AF-16 AF
October 9th, 202686.0%15,258 AF-33 AF
October 8th, 202686.2%15,291 AF-17 AF
October 7th, 202686.3%15,308 AF-16 AF
October 6th, 202686.3%15,324 AF-17 AF
October 5th, 202686.4%15,341 AF+50 AF
October 4th, 202686.2%15,291 AF+115 AF
October 3rd, 202685.5%15,176 AF0 AF
October 2nd, 202685.5%15,176 AF+247 AF
October 1st, 202684.1%14,929 AF-17 AF
September 30th, 202684.2%14,946 AF-49 AF
September 29th, 202684.5%14,995 AF-17 AF
September 28th, 202684.6%15,012 AF-49 AF
September 27th, 202684.9%15,061 AF-33 AF
September 26th, 202685.0%15,094 AF-49 AF
September 25th, 202685.3%15,143 AF-49 AF
September 24th, 202685.6%15,192 AF-50 AF
September 23rd, 202685.9%15,242 AF-49 AF
September 22nd, 202686.2%15,291 AF+66 AF
September 21st, 202685.8%15,225 AF-50 AF
September 20th, 202686.1%15,275 AF-49 AF
September 19th, 202686.3%15,324 AF-66 AF
September 18th, 202686.7%15,390 AF-66 AF
September 17th, 202687.1%15,456 AF-131 AF
September 16th, 202687.8%15,587 AF-33 AF
September 15th, 202688.0%15,620 AF-50 AF
September 14th, 202688.3%15,670 AF-32 AF
September 13th, 202688.5%15,702 AF-50 AF
September 12th, 202688.8%15,752 AF-16 AF
September 11th, 202688.8%15,768 AF-33 AF
September 10th, 202689.0%15,801 AF-49 AF
September 9th, 202689.3%15,850 AF-33 AF
September 8th, 202689.5%15,883 AF-33 AF
September 7th, 202689.7%15,916 AF-33 AF
September 6th, 202689.9%15,949 AF-17 AF
September 5th, 202690.0%15,966 AF-33 AF
September 4th, 202690.2%15,999 AF-16 AF
September 3rd, 202690.2%16,015 AF-55 AF
September 2nd, 202690.5%16,070 AF-36 AF
September 1st, 202690.8%16,106 AF-55 AF
August 31st, 202691.1%16,161 AF-36 AF
August 30th, 202691.3%16,197 AF-37 AF
August 29th, 202691.5%16,234 AF-54 AF
August 28th, 202691.8%16,288 AF-37 AF
August 27th, 202692.0%16,325 AF-55 AF
August 26th, 202692.3%16,380 AF-36 AF
August 25th, 202692.5%16,416 AF-73 AF
August 24th, 202692.9%16,489 AF+18 AF
August 23rd, 202692.8%16,471 AF-36 AF
August 22nd, 202693.0%16,507 AF-55 AF
August 21st, 202693.3%16,562 AF-36 AF
August 20th, 202693.5%16,598 AF-55 AF
August 19th, 202693.8%16,653 AF-55 AF
August 18th, 202694.2%16,708 AF-54 AF
August 17th, 202694.5%16,762 AF-55 AF
August 16th, 202694.8%16,817 AF-18 AF
August 15th, 202694.9%16,835 AF-37 AF
August 14th, 202695.1%16,872 AF-73 AF
August 13th, 202695.5%16,945 AF-54 AF
August 12th, 202695.8%16,999 AF-37 AF
August 11th, 202696.0%17,036 AFFirst reading

Every reading is available in the open water record.