Lake Cypress Springs water level today
On Oct 28, 2026, Lake Cypress Springs is at 375.41 ft, 87.8% full (2.59 ft below full pool). That is 6.3 points below normal for this date.
Lowest since October 2022Near normal
Source: Texas Water Development Board · storage 58,620 of 66,756 acre-ft · provisional data
Lake Cypress Springs percent full history
Percent full Normal range (10th–90th percentile, 1996–2025) Average
Records and key dates
- Record high
- 100.0%Oct 7, 1998
- Record low
- 76.9%Nov 5, 2006
- 12-month high
- 98.4%Mar 11, 2026
- 12-month low
- 87.8%Oct 28, 2026
- Last time full
- Jul 19, 2025
- Change in 1 year
- −1.75 ft−8.2 pts
About Lake Cypress Springs
- River basin
- Cypress
- Full pool (top of conservation pool)
- 378.00 ft
- Conservation capacity
- 66,756 acre-ft
- Surface area today
- 3,054 acres
- Dead pool elevation
- 317.75 ft
- Flood control reservoir
- No
- Data since
- Jul 2, 1998
Monthly average, last 10 years
Average percent full each month.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 96% | 97% | 98% | 97% | 97% | 98% | 97% | 94% | 91% | 89% | — | — |
| 2025 | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 98% | 98% | 96% | 96% | 96% |
| 2024 | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 99% | 97% | 95% | 96% | 97% |
| 2023 | 97% | 100% | 100% | 100% | 100% | 100% | 100% | 97% | 94% | 94% | 96% | 97% |
| 2022 | 91% | 91% | 89% | 91% | 93% | 92% | 89% | 88% | 90% | 88% | 90% | 96% |
| 2021 | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 98% | 96% | 94% | 94% | 92% |
| 2020 | 100% | 100% | 100% | 100% | 100% | 100% | 99% | 97% | 97% | 97% | 96% | 97% |
| 2019 | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 99% | 98% | 99% | 100% | 100% |
| 2018 | 94% | 95% | 100% | 100% | 100% | 98% | 96% | 93% | 93% | 99% | 100% | 100% |
| 2017 | 99% | 99% | 98% | 99% | 100% | 100% | 100% | 99% | 97% | 94% | 93% | 94% |
Frequently asked questions
Is Lake Cypress Springs full?
Not quite. On Oct 28, 2026 Lake Cypress Springs was 87.8% full, 2.59 feet below its full pool elevation of 378.00 ft. It was last full on Jul 19, 2025.
What is the normal level of Lake Cypress Springs for this time of year?
Between 1996 and 2025, Lake Cypress Springs averaged 94.1% full around Oct 28, and 8 in 10 years it was between 87.4% and 100.0%. Today it is −6.3 percentage points below that average.
What is the lowest Lake Cypress Springs has been?
In the TWDB record, which starts in 1998, the lowest daily value was 76.9% on Nov 5, 2006. The highest was 100.0% on Oct 7, 1998.
How often is the Lake Cypress Springs water level updated?
TWDB publishes one reading per day for each reservoir. We check for new data every 2 hours and show the date of the reading next to the level. Recent values are provisional.
What does percent full mean?
It is the water stored in the conservation pool divided by the conservation capacity (66,756 acre-feet for Lake Cypress Springs). Water above the conservation pool is flood storage and is not counted, so a reservoir can show 100% while rising into its flood pool.