Horseshoe Reservoir Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Horseshoe Reservoir water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Horseshoe Reservoir been doing?
Across the available 30-day series, Horseshoe Reservoir is falling overall. The measured range runs from 81.85 ft to 85.35 ft, with a net change of -2.21 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 | 83.13 ft | 83.16 ft | 83.19 ft |
| Oct 6 | 83.19 ft | 83.24 ft | 83.29 ft |
| Oct 5 | 83.30 ft | 83.37 ft | 84.79 ft |
| Oct 4 | 83.42 ft | 83.44 ft | 83.45 ft |
| Oct 3 | 83.39 ft | 83.43 ft | 83.45 ft |
| Oct 2 | 83.14 ft | 83.28 ft | 83.39 ft |
| Oct 1 | 82.55 ft | 82.87 ft | 83.13 ft |
| Sep 30 | 81.94 ft | 82.13 ft | 82.54 ft |
| Sep 29 | 81.85 ft | 81.90 ft | 81.96 ft |
| Sep 28 | 81.87 ft | 81.94 ft | 82.02 ft |
| Sep 27 | 82.01 ft | 82.12 ft | 82.22 ft |
| Sep 26 | 82.23 ft | 82.32 ft | 82.42 ft |
| Sep 25 | 82.42 ft | 82.51 ft | 82.60 ft |
| Sep 24 | 82.54 ft | 82.63 ft | 82.71 ft |
| Sep 23 | 82.71 ft | 82.79 ft | 82.86 ft |
| Sep 22 | 82.86 ft | 82.92 ft | 82.97 ft |
| Sep 21 | 82.97 ft | 83.02 ft | 83.05 ft |
| Sep 20 | 83.05 ft | 83.07 ft | 83.08 ft |
| Sep 19 | 82.98 ft | 83.02 ft | 83.06 ft |
| Sep 18 | 83.01 ft | 83.10 ft | 83.20 ft |
| Sep 17 | 83.20 ft | 83.27 ft | 83.30 ft |
| Sep 16 | 83.03 ft | 83.22 ft | 83.30 ft |
| Sep 15 | 83.27 ft | 83.41 ft | 83.55 ft |
| Sep 14 | 83.53 ft | 83.69 ft | 83.82 ft |
| Sep 13 | 83.82 ft | 83.93 ft | 84.02 ft |
| Sep 12 | 84.02 ft | 84.10 ft | 84.17 ft |
| Sep 11 | 84.15 ft | 84.30 ft | 84.44 ft |
| Sep 10 | 84.44 ft | 84.57 ft | 84.70 ft |
| Sep 9 | 84.71 ft | 84.83 ft | 84.96 ft |
| Sep 8 | 84.96 ft | 85.09 ft | 85.21 ft |
Horseshoe Reservoir level-history FAQ
How has Horseshoe Reservoir water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -2.21 ft and the overall direction is falling.
What was the highest Horseshoe Reservoir level in the last 30 days?
The highest reading in the available 30-day series is 85.35 ft.
What was the lowest Horseshoe Reservoir level in the last 30 days?
The lowest reading in the available 30-day series is 81.85 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.