Toledo Bend Reservoir: 85.5% full as of 2026-10-01
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 | 2026-10-01 | 85.5 | 168.07 | 3,830,542 | 1,913,221 | 2,236,450 | 163,814 |
| Yesterday | 2026-09-30 | 85.6 | 168.08 | 3,832,141 | 1,914,020 | 2,236,450 | 163,860 |
| 2 days ago | 2026-09-29 | 85.8 | 168.13 | 3,840,140 | 1,918,020 | 2,236,450 | 164,086 |
| 1 week ago | 2026-09-24 | 86.5 | 168.34 | 3,873,841 | 1,934,870 | 2,236,450 | 165,028 |
| 1 month ago | 2026-09-01 | 88.4 | 168.84 | 3,958,102 | 1,977,001 | 2,236,450 | 167,353 |
| 3 months ago | 2026-07-01 | 95.1 | 170.63 | 4,256,850 | 2,126,375 | 2,236,450 | 175,886 |
| 6 months ago | 2026-04-01 | 87.9 | 168.70 | 3,934,200 | 1,965,050 | 2,236,450 | 166,679 |
| 1 year ago | 2025-10-01 | 85.2 | 167.98 | 3,816,154 | 1,906,027 | 2,236,450 | 163,401 |
*
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 | 2026-10-01 00:00 | 168.07 | 172.00 | -3.93 |
| 1 hour prior | 2026-09-30 23:00 | 168.10 | 172.00 | -3.90 |
| 2 hours prior | 2026-09-30 22:00 | 168.07 | 172.00 | -3.93 |
| 6 hours prior | 2026-09-30 18:00 | 168.08 | 172.00 | -3.92 |
| 12 hours prior | 2026-09-30 12:00 | 168.06 | 172.00 | -3.94 |
| 24 hours prior | 2026-09-30 00:00 | 168.06 | 172.00 | -3.94 |
| 48 hours prior | 2026-09-29 00:00 | 168.15 | 172.00 | -3.85 |
*
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
