Lake Granbury Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Lake Granbury water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Lake Granbury been doing?
Across the available 30-day series, Lake Granbury is falling overall. The measured range runs from 689.92 ft to 690.74 ft, with a net change of -0.09 ft.
Lake levels can respond to rainfall, watershed inflow, dam and hydropower operations, seasonal target elevations, evaporation and downstream release requirements. This page reports what the matched sensor measured; it does not infer why an operator changed a reservoir.
Recent daily levels
| Date | Low | Average | High |
|---|---|---|---|
| Oct 7 | 690.60 ft | 690.63 ft | 690.64 ft |
| Oct 6 | 690.62 ft | 690.65 ft | 690.68 ft |
| Oct 5 | 690.62 ft | 690.65 ft | 690.66 ft |
| Oct 4 | 690.41 ft | 690.56 ft | 690.64 ft |
| Oct 3 | 690.34 ft | 690.40 ft | 690.44 ft |
| Oct 2 | 690.32 ft | 690.35 ft | 690.37 ft |
| Oct 1 | 689.92 ft | 690.20 ft | 690.37 ft |
| Sep 30 | 689.93 ft | 689.96 ft | 690.00 ft |
| Sep 29 | 689.96 ft | 690.00 ft | 690.03 ft |
| Sep 28 | 689.99 ft | 690.03 ft | 690.07 ft |
| Sep 27 | 690.01 ft | 690.06 ft | 690.08 ft |
| Sep 26 | 690.07 ft | 690.09 ft | 690.12 ft |
| Sep 25 | 690.08 ft | 690.12 ft | 690.14 ft |
| Sep 24 | 690.10 ft | 690.16 ft | 690.20 ft |
| Sep 23 | 690.13 ft | 690.19 ft | 690.24 ft |
| Sep 22 | 690.19 ft | 690.22 ft | 690.26 ft |
| Sep 21 | 690.20 ft | 690.25 ft | 690.29 ft |
| Sep 20 | 690.23 ft | 690.28 ft | 690.33 ft |
| Sep 19 | 690.28 ft | 690.31 ft | 690.33 ft |
| Sep 18 | 690.32 ft | 690.35 ft | 690.37 ft |
| Sep 17 | 690.35 ft | 690.38 ft | 690.41 ft |
| Sep 16 | 690.38 ft | 690.41 ft | 690.44 ft |
| Sep 15 | 690.40 ft | 690.45 ft | 690.48 ft |
| Sep 14 | 690.44 ft | 690.48 ft | 690.51 ft |
| Sep 13 | 690.48 ft | 690.51 ft | 690.54 ft |
| Sep 12 | 690.51 ft | 690.54 ft | 690.57 ft |
| Sep 11 | 690.53 ft | 690.57 ft | 690.60 ft |
| Sep 10 | 690.47 ft | 690.58 ft | 690.74 ft |
| Sep 9 | 690.58 ft | 690.62 ft | 690.64 ft |
| Sep 8 | 690.62 ft | 690.66 ft | 690.69 ft |
Lake Granbury level-history FAQ
How has Lake Granbury water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -0.09 ft and the overall direction is falling.
What was the highest Lake Granbury level in the last 30 days?
The highest reading in the available 30-day series is 690.74 ft.
What was the lowest Lake Granbury level in the last 30 days?
The lowest reading in the available 30-day series is 689.92 ft.
Are historical USGS lake readings final?
Not always. Recent readings may be marked provisional and can be revised by the source agency after quality review.