Lewisville Lake Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Lewisville Lake water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Lewisville Lake been doing?
Across the available 30-day series, Lewisville Lake is falling overall. The measured range runs from 518.04 ft to 519.3 ft, with a net change of -0.73 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 | 518.54 ft | 518.56 ft | 518.59 ft |
| Oct 6 | 518.54 ft | 518.57 ft | 518.61 ft |
| Oct 5 | 518.55 ft | 518.57 ft | 518.61 ft |
| Oct 4 | 518.56 ft | 518.58 ft | 518.60 ft |
| Oct 3 | 518.53 ft | 518.56 ft | 518.59 ft |
| Oct 2 | 518.51 ft | 518.54 ft | 518.58 ft |
| Oct 1 | 518.04 ft | 518.30 ft | 518.54 ft |
| Sep 30 | 518.05 ft | 518.09 ft | 518.13 ft |
| Sep 29 | 518.09 ft | 518.16 ft | 518.20 ft |
| Sep 28 | 518.16 ft | 518.20 ft | 518.27 ft |
| Sep 27 | 518.23 ft | 518.26 ft | 518.31 ft |
| Sep 26 | 518.26 ft | 518.31 ft | 518.36 ft |
| Sep 25 | 518.32 ft | 518.36 ft | 518.40 ft |
| Sep 24 | 518.37 ft | 518.40 ft | 518.44 ft |
| Sep 23 | 518.41 ft | 518.46 ft | 518.50 ft |
| Sep 22 | 518.49 ft | 518.52 ft | 518.56 ft |
| Sep 21 | 518.51 ft | 518.57 ft | 518.63 ft |
| Sep 20 | 518.56 ft | 518.61 ft | 518.66 ft |
| Sep 19 | 518.63 ft | 518.67 ft | 518.70 ft |
| Sep 18 | 518.69 ft | 518.73 ft | 518.76 ft |
| Sep 17 | 518.73 ft | 518.78 ft | 518.81 ft |
| Sep 16 | 518.77 ft | 518.82 ft | 518.85 ft |
| Sep 15 | 518.82 ft | 518.86 ft | 518.90 ft |
| Sep 14 | 518.87 ft | 518.92 ft | 518.97 ft |
| Sep 13 | 518.93 ft | 518.99 ft | 519.03 ft |
| Sep 12 | 519.00 ft | 519.04 ft | 519.09 ft |
| Sep 11 | 518.99 ft | 519.09 ft | 519.14 ft |
| Sep 10 | 519.10 ft | 519.14 ft | 519.23 ft |
| Sep 9 | 519.15 ft | 519.19 ft | 519.22 ft |
| Sep 8 | 519.20 ft | 519.25 ft | 519.29 ft |
Lewisville Lake level-history FAQ
How has Lewisville Lake water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -0.73 ft and the overall direction is falling.
What was the highest Lewisville Lake level in the last 30 days?
The highest reading in the available 30-day series is 519.3 ft.
What was the lowest Lewisville Lake level in the last 30 days?
The lowest reading in the available 30-day series is 518.04 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.