Sebago Lake Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Sebago Lake water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Sebago Lake been doing?
Across the available 30-day series, Sebago Lake is falling overall. The measured range runs from 262.88 ft to 263.56 ft, with a net change of -0.62 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 | 262.88 ft | 262.91 ft | 262.94 ft |
| Oct 6 | 262.92 ft | 262.96 ft | 263.03 ft |
| Oct 5 | 262.95 ft | 262.99 ft | 263.03 ft |
| Oct 4 | 262.96 ft | 263.00 ft | 263.03 ft |
| Oct 3 | 263.01 ft | 263.03 ft | 263.07 ft |
| Oct 2 | 263.00 ft | 263.04 ft | 263.10 ft |
| Oct 1 | 263.01 ft | 263.05 ft | 263.14 ft |
| Sep 30 | 263.02 ft | 263.07 ft | 263.09 ft |
| Sep 29 | 263.07 ft | 263.09 ft | 263.11 ft |
| Sep 28 | 263.01 ft | 263.06 ft | 263.11 ft |
| Sep 27 | 262.89 ft | 262.97 ft | 263.05 ft |
| Sep 26 | 262.91 ft | 262.95 ft | 262.99 ft |
| Sep 25 | 262.94 ft | 262.97 ft | 263.01 ft |
| Sep 24 | 262.95 ft | 262.99 ft | 263.01 ft |
| Sep 23 | 262.98 ft | 263.01 ft | 263.04 ft |
| Sep 22 | 263.02 ft | 263.05 ft | 263.10 ft |
| Sep 21 | 263.06 ft | 263.09 ft | 263.11 ft |
| Sep 20 | 263.07 ft | 263.10 ft | 263.12 ft |
| Sep 19 | 263.09 ft | 263.14 ft | 263.19 ft |
| Sep 18 | 263.16 ft | 263.19 ft | 263.24 ft |
| Sep 17 | 263.15 ft | 263.20 ft | 263.22 ft |
| Sep 16 | 263.18 ft | 263.22 ft | 263.26 ft |
| Sep 15 | 263.21 ft | 263.26 ft | 263.31 ft |
| Sep 14 | 263.29 ft | 263.34 ft | 263.39 ft |
| Sep 13 | 263.30 ft | 263.32 ft | 263.35 ft |
| Sep 12 | 263.29 ft | 263.34 ft | 263.38 ft |
| Sep 11 | 263.36 ft | 263.40 ft | 263.44 ft |
| Sep 10 | 263.39 ft | 263.43 ft | 263.46 ft |
| Sep 9 | 263.41 ft | 263.45 ft | 263.48 ft |
| Sep 8 | 263.47 ft | 263.49 ft | 263.52 ft |
Sebago Lake level-history FAQ
How has Sebago Lake water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -0.62 ft and the overall direction is falling.
What was the highest Sebago Lake level in the last 30 days?
The highest reading in the available 30-day series is 263.56 ft.
What was the lowest Sebago Lake level in the last 30 days?
The lowest reading in the available 30-day series is 262.88 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.