Twin Buttes Reservoir Water Level Today

Texas · near Byrne, TX · Well below full pool

Flood pool1,969.1Full pool1,940.2Bottom of pool1,885.0
Elevation
1,895.89 ft
From full pool
−44.31 ft
Percent of pool
19.7%
24-hour change
−0.07 ft
7-day change
−0.52 ft
Reading
Sep 21, 2026 · USACE

Last year at Twin Buttes Reservoir

1,895.91,901.91,908.0Aug 25Nov 25Feb 26May 26Aug 26
Daily mean elevation in feet, last 400 days. Dashed lines mark the published pool elevations.

Twin Buttes Reservoir is 44.31 ft below full pool, at 1,895.89 ft, down 0.07 ft in the last 24 hours. That puts the lake at 19.7 percent of its conservation pool. The top of the flood pool is 73.2 ft higher, at 1,969.10 ft.

Over the last 7 days the level fell 0.52 ft, and over 30 days it fell 2.07 ft. In the 400 days of readings on this page the high was 1,907.97 ft on Aug 18, 2025 and the low was 1,895.91 ft on Sep 21, 2026, a range of 12.06 ft.

The reading is the U.S. Army Corps of Engineers gauge, near Byrne, TX, taken Sep 21, 2026 and referenced to the NGVD29 datum. This page is rebuilt once a day from the agency feed; it is not a live gauge, so during a fast rise or a scheduled release check the USACE page for hourly values.

Twin Buttes Reservoir pool elevations

Current elevation1,895.89 ft
Full pool (top of conservation)1,940.20 ft
Top of flood pool1,969.10 ft
Bottom of conservation pool1,885.00 ft
Top of dam1,991.00 ft
Inflow5 cfs
Outflow30 cfs
30-day change−2.07 ft
1-year high1,907.97 ft (Aug 18, 2025)
1-year low1,895.91 ft (Sep 21, 2026)
Vertical datumNGVD29
Operating agencyU.S. Army Corps of Engineers, SWF district

Source: U.S. Army Corps of Engineers. Read what full pool and flood pool mean.

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Twin Buttes Reservoir level questions

What is the water level of Twin Buttes Reservoir today?

Twin Buttes Reservoir is at 1,895.89 ft as of Sep 21, 2026, −44.31 ft relative to full pool (1,940.20 ft). The 24-hour change is −0.07 ft.

What is full pool at Twin Buttes Reservoir?

Full pool, the top of the conservation pool, is 1,940.20 ft (NGVD29). Above that, water is stored temporarily in the flood pool up to 1,969.10 ft. The bottom of the conservation pool is 1,885.00 ft.

Is Twin Buttes Reservoir rising or falling?

Over the last 24 hours the level is −0.07 ft; over 7 days it fell 0.52 ft, and over 30 days it fell 2.07 ft.

Where does this Twin Buttes Reservoir level come from?

From the U.S. Army Corps of Engineers (USACE) public data feed for Twin Buttes Reservoir. Lake Levels Today republishes the agency's daily value without adjustment and links to the source below.