E. V. Spence Reservoir water level today
On Oct 28, 2026, E. V. Spence Reservoir is at 1,842.11 ft, 9.3% full (55.89 ft below full pool). That is 4.1 points below normal for this date.
Lowest since September 2016Very low
Source: Texas Water Development Board · storage 48,242 of 517,272 acre-ft · provisional data
E. V. Spence Reservoir percent full history
Percent full Normal range (10th–90th percentile, 1996–2025) Average
Records and key dates
- Record high
- 31.8%Jun 11, 2019
- Record low
- 0.2%Jul 31, 2012
- 12-month high
- 13.2%Oct 29, 2025
- 12-month low
- 9.1%Oct 13, 2026
- Last time full
- Not in the record
- Change in 1 year
- −5.54 ft−3.9 pts
About E. V. Spence Reservoir
- River basin
- Colorado
- Full pool (top of conservation pool)
- 1,898.00 ft
- Conservation capacity
- 517,272 acre-ft
- Surface area today
- 3,224 acres
- Dead pool elevation
- 1,790.00 ft
- Flood control reservoir
- No
- Water supply for
- Midland Odessa
- Data since
- Jan 25, 1997
Monthly average, last 10 years
Average percent full each month.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 12% | 12% | 12% | 12% | 11% | 11% | 11% | 10% | 10% | 9% | — | — |
| 2025 | 17% | 17% | 16% | 16% | 16% | 15% | 15% | 15% | 14% | 13% | 13% | 13% |
| 2024 | 16% | 16% | 16% | 15% | 15% | 15% | 14% | 13% | 16% | 17% | 17% | 17% |
| 2023 | 18% | 18% | 18% | 17% | 17% | 18% | 17% | 16% | 16% | 16% | 17% | 17% |
| 2022 | 25% | 24% | 24% | 23% | 23% | 22% | 21% | 20% | 20% | 19% | 19% | 19% |
| 2021 | 22% | 22% | 22% | 22% | 22% | 24% | 28% | 28% | 27% | 26% | 26% | 25% |
| 2020 | 27% | 27% | 27% | 27% | 26% | 26% | 25% | 24% | 24% | 24% | 23% | 23% |
| 2019 | 27% | 27% | 27% | 27% | 28% | 31% | 31% | 30% | 29% | 28% | 27% | 27% |
| 2018 | 13% | 12% | 12% | 12% | 11% | 11% | 11% | 11% | 12% | 19% | 26% | 26% |
| 2017 | 13% | 14% | 14% | 14% | 14% | 15% | 14% | 14% | 14% | 14% | 13% | 13% |
Frequently asked questions
Is E. V. Spence Reservoir full?
Not quite. On Oct 28, 2026 E. V. Spence Reservoir was 9.3% full, 55.89 feet below its full pool elevation of 1,898.00 ft.
What is the normal level of E. V. Spence Reservoir for this time of year?
Between 1996 and 2025, E. V. Spence Reservoir averaged 13.4% full around Oct 28, and 8 in 10 years it was between 3.9% and 26.0%. Today it is −4.1 percentage points below that average.
What is the lowest E. V. Spence Reservoir has been?
In the TWDB record, which starts in 1997, the lowest daily value was 0.2% on Jul 31, 2012. The highest was 31.8% on Jun 11, 2019.
How often is the E. V. Spence Reservoir 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 (517,272 acre-feet for E. V. Spence Reservoir). Water above the conservation pool is flood storage and is not counted, so a reservoir can show 100% while rising into its flood pool.