Belton Lake: 100.0% full as of 2026-07-29

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 2026-07-29 100.0 594.84 443,177 432,631 432,631 - n.a. -
Yesterday 2026-07-28 100.0 594.87 443,557 432,631 432,631 - n.a. -
2 days ago 2026-07-27 100.0 594.91 444,064 432,631 432,631 - n.a. -
1 week ago 2026-07-22 100.0 595.10 446,479 432,631 432,631 - n.a. -
1 month ago 2026-06-29 100.0 594.69 441,280 432,631 432,631 - n.a. -
3 months ago 2026-04-29 100.0 594.17 434,751 432,631 432,631 12,489
6 months ago 2026-01-29 97.9 593.25 423,372 423,372 432,631 12,248
1 year ago 2025-07-29 100.0 598.04 485,048 432,631 432,631 - n.a. -
*

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 2026-07-29 16:00 594.82 594.00 0.82 into flood pool
1 hour prior 2026-07-29 15:00 594.82 594.00 0.82 into flood pool
2 hours prior 2026-07-29 14:00 594.83 594.00 0.83 into flood pool
6 hours prior 2026-07-29 10:00 594.83 594.00 0.83 into flood pool
12 hours prior 2026-07-29 04:00 594.83 594.00 0.83 into flood pool
24 hours prior 2026-07-28 16:00 594.87 594.00 0.87 into flood pool
48 hours prior 2026-07-27 16:00 594.91 594.00 0.91 into 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