Belton Lake: 97.9% full as of 2026-10-09

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 2026-10-09 97.9 593.26 423,494 423,494 432,631 12,250
Yesterday 2026-10-08 97.9 593.27 423,617 423,617 432,631 12,253
2 days ago 2026-10-07 98.0 593.29 423,862 423,862 432,631 12,258
1 week ago 2026-10-02 95.4 592.36 412,575 412,575 432,631 12,014
1 month ago 2026-09-09 97.1 592.97 419,952 419,952 432,631 12,174
3 months ago 2026-07-09 100.0 594.33 436,752 432,631 432,631 - n.a. -
6 months ago 2026-04-09 96.6 592.79 417,765 417,765 432,631 12,127
1 year ago 2025-10-09 99.3 593.75 429,528 429,528 432,631 12,379
*

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 2026-10-09 04:00 593.26 594.00 -0.74 below flood pool
1 hour prior 2026-10-09 03:00 593.26 594.00 -0.74 below flood pool
2 hours prior 2026-10-09 02:00 593.26 594.00 -0.74 below flood pool
6 hours prior 2026-10-08 22:00 593.26 594.00 -0.74 below flood pool
12 hours prior 2026-10-08 16:00 593.26 594.00 -0.74 below flood pool
24 hours prior 2026-10-08 04:00 593.28 594.00 -0.72 below flood pool
48 hours prior 2026-10-07 04:00 593.30 594.00 -0.70 below flood pool
*

Data is provisional and subject to revision.

Additional Information

Impoundment date 1954-01-01
Vertical datum NGVD29
Dead pool elevation 483.00 ft above NGVD29
Emergency spillway crest elevation 631.00 ft above NGVD29
Flood pool elevation 631.00 ft above NGVD29
Maximum design elevation 658.02 ft above NGVD29
Top of dam elevation 662.00 ft above NGVD29
Conservation pool elevation 594.00 ft above NGVD29
Data download (CSV) period of record, last one year, last 30 days

Elevation-Area-Capacity Curves

1954-01-01 (source: USGS)
1994-09-01 (source: TWDB) : GIS Data
2003-05-01 (source: TWDB) : GIS Data
2015-10-01 (source: TWDB) : GIS Data
Data Source USGS:08102000
USGS Monitoring Location USGS:08102000

Lake Location