O. H. Ivie Reservoir water level today
On Oct 28, 2026, O. H. Ivie Reservoir is at 1,528.98 ft, 40.8% full (22.52 ft below full pool). That is 2.2 points below normal for this date.
Lowest since July 2025Very low
Source: Texas Water Development Board · storage 226,055 of 554,340 acre-ft · provisional data
O. H. Ivie Reservoir percent full history
Percent full Normal range (10th–90th percentile, 1996–2025) Average
Records and key dates
- Record high
- 100.0%Jun 24, 1997
- Record low
- 10.7%May 22, 2014
- 12-month high
- 48.7%Jun 8, 2026
- 12-month low
- 40.8%Oct 27, 2026
- Last time full
- Jul 12, 1997
- Change in 1 year
- −3.72 ft−7.3 pts
About O. H. Ivie Reservoir
- River basin
- Colorado
- Full pool (top of conservation pool)
- 1,551.50 ft
- Conservation capacity
- 554,340 acre-ft
- Surface area today
- —
- Dead pool elevation
- 1,480.00 ft
- Flood control reservoir
- No
- Water supply for
- Midland Odessa, San Angelo, Abilene
- Data since
- Jan 30, 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 | 47% | 46% | 45% | 46% | 47% | 48% | 47% | 45% | 43% | 41% | — | — |
| 2025 | 40% | 40% | 39% | 39% | 40% | 40% | 53% | 53% | 51% | 49% | 48% | 48% |
| 2024 | 28% | 28% | 27% | 26% | 28% | 30% | 28% | 26% | 34% | 34% | 39% | 40% |
| 2023 | 39% | 39% | 38% | 37% | 36% | 37% | 35% | 33% | 31% | 30% | 29% | 28% |
| 2022 | 54% | 53% | 53% | 51% | 50% | 48% | 46% | 43% | 43% | 41% | 40% | 40% |
| 2021 | 61% | 61% | 61% | 60% | 60% | 60% | 59% | 58% | 58% | 57% | 56% | 55% |
| 2020 | 69% | 70% | 71% | 72% | 71% | 70% | 68% | 65% | 63% | 62% | 61% | 61% |
| 2019 | 51% | 53% | 54% | 55% | 64% | 76% | 77% | 74% | 72% | 70% | 69% | 69% |
| 2018 | 19% | 19% | 19% | 18% | 17% | 16% | 15% | 14% | 15% | 24% | 44% | 47% |
| 2017 | 24% | 24% | 25% | 25% | 24% | 24% | 23% | 22% | 21% | 21% | 20% | 20% |
Frequently asked questions
Is O. H. Ivie Reservoir full?
Not quite. On Oct 28, 2026 O. H. Ivie Reservoir was 40.8% full, 22.52 feet below its full pool elevation of 1,551.50 ft. It was last full on Jul 12, 1997.
What is the normal level of O. H. Ivie Reservoir for this time of year?
Between 1996 and 2025, O. H. Ivie Reservoir averaged 43.0% full around Oct 28, and 8 in 10 years it was between 16.1% and 69.3%. Today it is −2.2 percentage points below that average.
What is the lowest O. H. Ivie Reservoir has been?
In the TWDB record, which starts in 1997, the lowest daily value was 10.7% on May 22, 2014. The highest was 100.0% on Jun 24, 1997.
How often is the O. H. Ivie 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 (554,340 acre-feet for O. H. Ivie 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.