Conesus Lake Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Conesus Lake water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Conesus Lake been doing?
Across the available 30-day series, Conesus Lake is falling overall. The measured range runs from 817.63 ft to 818 ft, with a net change of -0.23 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 | 817.63 ft | 817.64 ft | 817.65 ft |
| Oct 6 | 817.64 ft | 817.65 ft | 817.67 ft |
| Oct 5 | 817.66 ft | 817.68 ft | 817.70 ft |
| Oct 4 | 817.69 ft | 817.71 ft | 817.73 ft |
| Oct 3 | 817.71 ft | 817.72 ft | 817.74 ft |
| Oct 2 | 817.72 ft | 817.74 ft | 817.75 ft |
| Oct 1 | 817.72 ft | 817.74 ft | 817.75 ft |
| Sep 30 | 817.72 ft | 817.73 ft | 817.74 ft |
| Sep 29 | 817.74 ft | 817.74 ft | 817.75 ft |
| Sep 28 | 817.74 ft | 817.75 ft | 817.76 ft |
| Sep 27 | 817.74 ft | 817.76 ft | 817.77 ft |
| Sep 26 | 817.76 ft | 817.77 ft | 817.78 ft |
| Sep 25 | 817.78 ft | 817.79 ft | 817.80 ft |
| Sep 24 | 817.80 ft | 817.81 ft | 817.82 ft |
| Sep 23 | 817.82 ft | 817.83 ft | 817.84 ft |
| Sep 22 | 817.84 ft | 817.85 ft | 817.86 ft |
| Sep 21 | 817.85 ft | 817.87 ft | 817.89 ft |
| Sep 20 | 817.88 ft | 817.89 ft | 817.90 ft |
| Sep 19 | 817.89 ft | 817.91 ft | 817.92 ft |
| Sep 18 | 817.92 ft | 817.92 ft | 817.93 ft |
| Sep 17 | 817.92 ft | 817.93 ft | 817.94 ft |
| Sep 16 | 817.93 ft | 817.94 ft | 817.95 ft |
| Sep 15 | 817.91 ft | 817.95 ft | 817.97 ft |
| Sep 14 | 817.96 ft | 817.97 ft | 817.98 ft |
| Sep 13 | 817.97 ft | 817.98 ft | 817.99 ft |
| Sep 12 | 817.98 ft | 817.99 ft | 817.99 ft |
| Sep 11 | 817.99 ft | 817.99 ft | 818.00 ft |
| Sep 10 | 817.98 ft | 817.99 ft | 818.00 ft |
| Sep 9 | 817.84 ft | 817.89 ft | 817.99 ft |
| Sep 8 | 817.85 ft | 817.85 ft | 817.86 ft |
Conesus Lake level-history FAQ
How has Conesus Lake water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -0.23 ft and the overall direction is falling.
What was the highest Conesus Lake level in the last 30 days?
The highest reading in the available 30-day series is 818 ft.
What was the lowest Conesus Lake level in the last 30 days?
The lowest reading in the available 30-day series is 817.63 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.