Proctor Lake: 65.3% 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 65.3 1,157.46 35,783 35,783 54,762 3,625
Yesterday 2026-09-06 65.5 1,157.49 35,891 35,891 54,762 3,638
2 days ago 2026-09-05 65.9 1,157.54 36,074 36,074 54,762 3,658
1 week ago 2026-08-31 67.6 1,157.79 36,999 36,999 54,762 3,739
1 month ago 2026-08-07 76.4 1,159.04 41,849 41,849 54,762 4,027
3 months ago 2026-06-07 77.0 1,159.12 42,171 42,171 54,762 4,050
6 months ago 2026-03-07 76.6 1,159.06 41,929 41,929 54,762 4,033
1 year ago 2025-09-07 90.9 1,160.90 49,789 49,789 54,762 4,436
*

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 10:30 1,157.47 1,162.00 -4.53 below flood pool
1 hour prior 2026-09-07 09:30 1,157.46 1,162.00 -4.54 below flood pool
2 hours prior 2026-09-07 08:30 1,157.46 1,162.00 -4.54 below flood pool
6 hours prior 2026-09-07 04:30 1,157.45 1,162.00 -4.55 below flood pool
12 hours prior 2026-09-06 22:30 1,157.46 1,162.00 -4.54 below flood pool
24 hours prior 2026-09-06 10:30 1,157.51 1,162.00 -4.49 below flood pool
48 hours prior 2026-09-05 10:30 1,157.54 1,162.00 -4.46 below flood pool
*

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

Lake Location