Grapevine Lake Water Level Today

Texas · near Coppell, TX · Near full pool

Flood pool560.0Full pool535.0Bottom of pool475.0
Elevation
532.73 ft
From full pool
−2.27 ft
Percent of pool
96.2%
24-hour change
+0.06 ft
7-day change
−0.21 ft
Reading
Sep 21, 2026 · USACE

Last year at Grapevine Lake

532.7535.1537.5full poolAug 25Nov 25Feb 26May 26Aug 26
Daily mean elevation in feet, last 400 days. Dashed lines mark the published pool elevations.

Grapevine Lake is 2.27 ft below full pool, at 532.73 ft, up 0.06 ft in the last 24 hours. That puts the lake at 96.2 percent of its conservation pool. The top of the flood pool is 27.3 ft higher, at 560.00 ft.

Over the last 7 days the level fell 0.21 ft, and over 30 days it fell 1.23 ft. In the 400 days of readings on this page the high was 537.47 ft on Apr 7, 2026 and the low was 532.68 ft on Sep 20, 2026, a range of 4.79 ft.

The reading is the U.S. Army Corps of Engineers gauge, near Coppell, 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.

Grapevine Lake pool elevations

Current elevation532.73 ft
Full pool (top of conservation)535.00 ft
Top of flood pool560.00 ft
Bottom of conservation pool475.00 ft
Top of dam588.00 ft
Inflow91 cfs
Outflow62 cfs
30-day change−1.23 ft
1-year high537.47 ft (Apr 7, 2026)
1-year low532.68 ft (Sep 20, 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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Grapevine Lake level questions

What is the water level of Grapevine Lake today?

Grapevine Lake is at 532.73 ft as of Sep 21, 2026, −2.27 ft relative to full pool (535.00 ft). The 24-hour change is +0.06 ft.

What is full pool at Grapevine Lake?

Full pool, the top of the conservation pool, is 535.00 ft (NGVD29). Above that, water is stored temporarily in the flood pool up to 560.00 ft. The bottom of the conservation pool is 475.00 ft.

Is Grapevine Lake rising or falling?

Over the last 24 hours the level is +0.06 ft; over 7 days it fell 0.21 ft, and over 30 days it fell 1.23 ft.

Where does this Grapevine Lake level come from?

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