Proctor Lake: 56.9% full as of 2026-10-22
Historical Data
| Date | Percent Full |
Mean Water Level (ft) |
Reservoir Storage (acre-ft) |
Conservation Storage (acre-ft) |
Conservation Capacity (acre-ft) |
Surface Area (acres) |
|
|---|---|---|---|---|---|---|---|
| Most recent | 2026-10-22 | 56.9 | 1,156.03 | 31,164 | 31,164 | 54,762 | 2,800 |
| 1 day prior | 2026-10-21 | 57.0 | 1,156.04 | 31,192 | 31,192 | 54,762 | 2,802 |
| 2 days prior | 2026-10-20 | 57.0 | 1,156.05 | 31,220 | 31,220 | 54,762 | 2,804 |
| 1 week prior | 2026-10-15 | 57.0 | 1,156.05 | 31,220 | 31,220 | 54,762 | 2,804 |
| 1 month prior | 2026-09-22 | 60.2 | 1,156.63 | 32,941 | 32,941 | 54,762 | 3,192 |
| 3 months prior | 2026-07-22 | 81.9 | 1,159.76 | 44,829 | 44,829 | 54,762 | 4,234 |
| 6 months prior | 2026-04-22 | 75.9 | 1,158.97 | 41,567 | 41,567 | 54,762 | 4,008 |
| 1 year prior | 2025-10-22 | 81.1 | 1,159.66 | 44,406 | 44,406 | 54,762 | 4,213 |
*
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 | 2026-10-22 23:30 | 1,156.02 | 1,162.00 | -5.98 |
| 1 hour prior | 2026-10-22 22:30 | 1,156.02 | 1,162.00 | -5.98 |
| 2 hours prior | 2026-10-22 21:30 | 1,156.02 | 1,162.00 | -5.98 |
| 6 hours prior | 2026-10-22 17:30 | 1,156.03 | 1,162.00 | -5.97 |
| 12 hours prior | 2026-10-22 11:30 | 1,156.03 | 1,162.00 | -5.97 |
| 24 hours prior | 2026-10-21 23:30 | 1,156.03 | 1,162.00 | -5.97 |
| 48 hours prior | 2026-10-20 23:30 | 1,156.05 | 1,162.00 | -5.95 |
*
Data is provisional and subject to revision.
Additional Information
| Impoundment date | 1963-01-01 |
| Vertical datum | NGVD29 |
| Dead pool elevation | 1,128.00 ft above NGVD29 |
| Service spillway crest elevation | 1,162.00 ft above NGVD29 |
| Top of flood gate elevation | 1,197.00 ft above NGVD29 |
| Emergency spillway crest elevation | 1,197.00 ft above NGVD29 |
| Flood pool elevation | 1,197.00 ft above NGVD29 |
| Maximum design elevation | 1,201.00 ft above NGVD29 |
| Top of dam elevation | 1,206.00 ft above NGVD29 |
| Conservation pool elevation | 1,162.00 ft above NGVD29 |
| Data download (CSV) | period of record, last one year, last 30 days |
Elevation-Area-Capacity Curves
2002-07-01 (source: TWDB)
: GIS Data
2012-02-01 (source: TWDB)
: GIS Data
|
|
| Data Source | USGS:08099400 |
| USGS Monitoring Location | USGS:08099400 |