Texas · USACE Fort Worth District

Grapevine Lake water level

Today's reading against full pool and Grapevine Lake's own seasonal history.

FULL POOL 525 530 535 540
Elevation, feet (NGVD29)

as of August 15, 2026

534.20 ft NGVD29

level 0.8 ft below full pool — on the high side for mid-August

Reading comes straight from U.S. Geological Survey National Water Information System (USGS gauge 08054500) and updates live when you load this page.


Grapevine Lake through the year

The band is the lake's own normal: where the level has run on each calendar day, 2000–2015. The summer drawdown — and how this year sits in it — shows up without reading a single number.

full pool 530 540 550 JFMAMJJASOND
Median and normal range by day of year, 2000–2015 · elevation, feet (NGVD29)

This year vs the years that matter

This year's trace against last year and the driest and wettest years on record — the drought-context question every lake regular asks.

full pool 520 530 540 550 560 JFMAMJJASOND
  • 2015 (wettest on record)
  • 2014 (driest on record)

Full pool, datum, and the gauge

"Full pool" here means the conservation pool — the level the lake is designed to hold for water supply and recreation, not the flood-control space above it. The full explainer covers flood pool and dead pool too.

Full pool 535.00 ft NGVD29 · per USACE Fort Worth District full-pool reference
Conservation capacity 163,064 acre-feet · per USACE Fort Worth District capacity reference
Gauge USGS gauge 08054500 · U.S. Geological Survey National Water Information System
Datum NGVD29 — USGS param 62614 ft NGVD29; DV record is split into 2000-2015 and 2015-present segments
Last verified August 15, 2026

LakeDates reports lake level, not ramp status. Whether a given ramp or marina is usable at this level varies ramp by ramp — call the marina before you tow.

Quick answers

How full is Grapevine Lake right now?

Grapevine Lake is at 534.20 ft (NGVD29) as of August 15, 2026 — 0.8 ft below full pool — on the high side for mid-August

Is Grapevine Lake full?

Not quite — at 534.20 ft, Grapevine Lake is 0.8 ft below its full pool of 535.00 ft (NGVD29).

What is full pool for Grapevine Lake?

Full pool (the conservation pool) for Grapevine Lake is 535.00 ft NGVD29, per USACE Fort Worth District full-pool reference. Levels above it use flood storage; levels below it are drawdown.