Toledo Bend Reservoir: 88.8% full as of 2026-08-29
Toledo Bend Reservoir straddles the border of Texas and Louisiana, Texas has rights to 50% of Toledo Bend Reservoir's total conservation capacity. Percent full, conservation storage and conservation capacity are based on the Texas share.
Historical Data
| Date | Percent Full |
Mean Water Level (ft) |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
Surface Area (acres) |
|
|---|---|---|---|---|---|---|---|
| Today | 2026-08-29 | 88.8 | 168.95 | 3,976,674 | 1,986,287 | 2,236,450 | 167,886 |
| Yesterday | 2026-08-28 | 88.9 | 168.96 | 3,978,351 | 1,987,126 | 2,236,450 | 167,935 |
| 2 days ago | 2026-08-27 | 88.9 | 168.96 | 3,978,351 | 1,987,126 | 2,236,450 | 167,935 |
| 1 week ago | 2026-08-22 | 89.3 | 169.07 | 3,996,626 | 1,996,263 | 2,236,450 | 168,464 |
| 1 month ago | 2026-07-29 | 92.5 | 169.95 | 4,143,241 | 2,069,570 | 2,236,450 | 172,594 |
| 3 months ago | 2026-05-29 | 92.3 | 169.88 | 4,131,559 | 2,063,730 | 2,236,450 | 172,258 |
| 6 months ago | 2026-02-28 | 85.4 | 168.04 | 3,825,744 | 1,910,822 | 2,236,450 | 163,677 |
| 1 year ago | 2025-08-29 | 89.7 | 169.20 | 4,017,940 | 2,006,920 | 2,236,450 | 169,079 |
*
Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.
**
Values above, including today's are averaged conditions. For near real-time instantaneous water level, see table below or the interactive map viewer.
Most Recent Instantaneous Water Level
| Date/time |
Water Level (ft) |
Conservation Pool Elevation (ft) |
Height Above Conservation Pool (ft) |
|
|---|---|---|---|---|
| Most recent | 2026-08-29 00:00 | 168.95 | 172.00 | -3.05 |
| 1 hour prior | 2026-08-28 23:00 | 168.95 | 172.00 | -3.05 |
| 2 hours prior | 2026-08-28 22:00 | 168.93 | 172.00 | -3.07 |
| 6 hours prior | 2026-08-28 18:00 | 168.92 | 172.00 | -3.08 |
| 12 hours prior | 2026-08-28 12:00 | 169.00 | 172.00 | -3.00 |
| 24 hours prior | 2026-08-28 00:00 | 168.92 | 172.00 | -3.08 |
| 48 hours prior | 2026-08-27 00:00 | 168.94 | 172.00 | -3.06 |
*
Data is provisional and subject to revision.
Additional Information
| Impoundment date | 1969-01-01 |
| Vertical datum | NGVD29 |
| Dead pool elevation | 100.00 ft above NGVD29 |
| Service spillway crest elevation | 145.00 ft above NGVD29 |
| Emergency spillway crest elevation | 173.00 ft above NGVD29 |
| Maximum design elevation | 175.30 ft above NGVD29 |
| Top of dam elevation | 185.00 ft above NGVD29 |
| Conservation pool elevation | 172.00 ft above NGVD29 |
| Data download (CSV) | period of record, last one year, last 30 days |
Elevation-Area-Capacity Curves
1974-10-01 (source: TWDB)
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|
| Data Source | USGS:08025350 |
| USGS Monitoring Location | USGS:08025350 |
Lake Location
