Tionesta Creek Reservoir Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Tionesta Creek Reservoir water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Tionesta Creek Reservoir been doing?
Across the available 30-day series, Tionesta Creek Reservoir is falling overall. The measured range runs from 1,089.23 ft to 1,108.41 ft, with a net change of -18.03 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 | 1090.38 ft | 1090.41 ft | 1090.43 ft |
| Oct 6 | 1090.43 ft | 1090.47 ft | 1090.51 ft |
| Oct 5 | 1090.51 ft | 1090.51 ft | 1090.52 ft |
| Oct 4 | 1090.47 ft | 1090.50 ft | 1090.51 ft |
| Oct 3 | 1090.38 ft | 1090.43 ft | 1090.47 ft |
| Oct 2 | 1090.22 ft | 1090.30 ft | 1090.38 ft |
| Oct 1 | 1090.02 ft | 1090.12 ft | 1090.22 ft |
| Sep 30 | 1089.76 ft | 1089.89 ft | 1090.02 ft |
| Sep 29 | 1089.41 ft | 1089.59 ft | 1089.76 ft |
| Sep 28 | 1089.23 ft | 1089.28 ft | 1089.41 ft |
| Sep 27 | 1089.27 ft | 1089.34 ft | 1089.38 ft |
| Sep 26 | 1089.38 ft | 1089.39 ft | 1089.40 ft |
| Sep 25 | 1089.38 ft | 1089.49 ft | 1089.89 ft |
| Sep 24 | 1089.90 ft | 1090.49 ft | 1091.03 ft |
| Sep 23 | 1091.04 ft | 1091.57 ft | 1092.23 ft |
| Sep 22 | 1092.25 ft | 1093.00 ft | 1093.70 ft |
| Sep 21 | 1093.71 ft | 1094.41 ft | 1095.30 ft |
| Sep 20 | 1095.32 ft | 1096.34 ft | 1097.36 ft |
| Sep 19 | 1097.38 ft | 1098.29 ft | 1099.11 ft |
| Sep 18 | 1099.13 ft | 1099.75 ft | 1100.34 ft |
| Sep 17 | 1100.35 ft | 1100.90 ft | 1101.43 ft |
| Sep 16 | 1101.44 ft | 1101.99 ft | 1102.49 ft |
| Sep 15 | 1102.51 ft | 1102.75 ft | 1102.85 ft |
| Sep 14 | 1101.67 ft | 1102.34 ft | 1102.82 ft |
| Sep 13 | 1099.14 ft | 1100.31 ft | 1101.65 ft |
| Sep 12 | 1099.14 ft | 1099.97 ft | 1101.02 ft |
| Sep 11 | 1101.04 ft | 1101.98 ft | 1102.76 ft |
| Sep 10 | 1102.77 ft | 1103.29 ft | 1104.00 ft |
| Sep 9 | 1104.02 ft | 1105.02 ft | 1106.01 ft |
| Sep 8 | 1106.03 ft | 1106.92 ft | 1107.75 ft |
Tionesta Creek Reservoir level-history FAQ
How has Tionesta Creek Reservoir water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -18.03 ft and the overall direction is falling.
What was the highest Tionesta Creek Reservoir level in the last 30 days?
The highest reading in the available 30-day series is 1,108.41 ft.
What was the lowest Tionesta Creek Reservoir level in the last 30 days?
The lowest reading in the available 30-day series is 1,089.23 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.