White River Reservoir: 22.0% full as of 2026-09-07
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 | 2026-09-07 | 22.0 | 2,349.41 | 6,994 | 6,994 | 31,846 | 675 |
| Yesterday | 2026-09-06 | 22.0 | 2,349.42 | 7,001 | 7,001 | 31,846 | 675 |
| 2 days ago | 2026-09-05 | 22.0 | 2,349.44 | 7,014 | 7,014 | 31,846 | 676 |
| 1 week ago | 2026-08-31 | 22.3 | 2,349.59 | 7,116 | 7,116 | 31,846 | 679 |
| 1 month ago | 2026-08-07 | 24.1 | 2,350.42 | 7,688 | 7,688 | 31,846 | 701 |
| 3 months ago | 2026-06-07 | 28.4 | 2,352.25 | 9,033 | 9,033 | 31,846 | 776 |
| 6 months ago | 2026-03-07 | 29.0 | 2,352.52 | 9,244 | 9,244 | 31,846 | 786 |
| 1 year ago | 2025-09-07 | 35.3 | 2,354.93 | 11,245 | 11,245 | 31,846 | 876 |
*
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 | 2026-09-07 11:15 | 2,349.39 | 2,372.20 | -22.81 |
| 1 hour prior | 2026-09-07 10:15 | 2,349.40 | 2,372.20 | -22.80 |
| 2 hours prior | 2026-09-07 09:15 | 2,349.40 | 2,372.20 | -22.80 |
| 6 hours prior | 2026-09-07 05:15 | 2,349.41 | 2,372.20 | -22.79 |
| 12 hours prior | 2026-09-06 23:15 | 2,349.40 | 2,372.20 | -22.80 |
| 24 hours prior | 2026-09-06 11:15 | 2,349.42 | 2,372.20 | -22.78 |
| 48 hours prior | 2026-09-05 11:15 | 2,349.45 | 2,372.20 | -22.75 |
*
Data is provisional and subject to revision.
Additional Information
| Impoundment date | 1963-01-01 |
| Vertical datum | NGVD29 |
| Dead pool elevation | 2,323.00 ft above NGVD29 |
| Service spillway crest elevation | 2,372.50 ft above NGVD29 |
| Emergency spillway crest elevation | 2,391.50 ft above NGVD29 |
| Top of dam elevation | 2,395.00 ft above NGVD29 |
| Conservation pool elevation | 2,372.20 ft above NGVD29 |
| Data download (CSV) | period of record, last one year, last 30 days |
Elevation-Area-Capacity Curves
1971-05-01 (source: TWDB REPORT 126)
1992-10-01 (source: TWDB)
: GIS Data
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|
| Data Source | USGS:08080910 |
| USGS Monitoring Location | USGS:08080910 |