Hinckley Reservoir Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Hinckley Reservoir water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Hinckley Reservoir been doing?
Across the available 30-day series, Hinckley Reservoir is falling overall. The measured range runs from 1,200.25 ft to 1,208.29 ft, with a net change of -7.09 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 | 1200.25 ft | 1200.37 ft | 1200.47 ft |
| Oct 6 | 1200.48 ft | 1200.69 ft | 1200.90 ft |
| Oct 5 | 1200.90 ft | 1201.10 ft | 1201.30 ft |
| Oct 4 | 1201.30 ft | 1201.50 ft | 1201.70 ft |
| Oct 3 | 1201.70 ft | 1201.89 ft | 1202.08 ft |
| Oct 2 | 1202.09 ft | 1202.27 ft | 1202.45 ft |
| Oct 1 | 1202.45 ft | 1202.64 ft | 1202.84 ft |
| Sep 30 | 1202.84 ft | 1203.06 ft | 1203.28 ft |
| Sep 29 | 1203.28 ft | 1203.50 ft | 1203.72 ft |
| Sep 28 | 1203.72 ft | 1203.94 ft | 1204.16 ft |
| Sep 27 | 1204.17 ft | 1204.37 ft | 1204.58 ft |
| Sep 26 | 1204.59 ft | 1204.80 ft | 1205.00 ft |
| Sep 25 | 1205.01 ft | 1205.22 ft | 1205.42 ft |
| Sep 24 | 1205.43 ft | 1205.63 ft | 1205.81 ft |
| Sep 23 | 1205.82 ft | 1206.00 ft | 1206.17 ft |
| Sep 22 | 1206.17 ft | 1206.31 ft | 1206.45 ft |
| Sep 21 | 1206.45 ft | 1206.57 ft | 1206.69 ft |
| Sep 20 | 1206.69 ft | 1206.84 ft | 1206.99 ft |
| Sep 19 | 1207.00 ft | 1207.18 ft | 1207.36 ft |
| Sep 18 | 1207.36 ft | 1207.52 ft | 1207.68 ft |
| Sep 17 | 1207.68 ft | 1207.83 ft | 1207.96 ft |
| Sep 16 | 1207.96 ft | 1208.09 ft | 1208.19 ft |
| Sep 15 | 1208.19 ft | 1208.26 ft | 1208.29 ft |
| Sep 14 | 1208.16 ft | 1208.23 ft | 1208.29 ft |
| Sep 13 | 1208.11 ft | 1208.13 ft | 1208.17 ft |
| Sep 12 | 1208.12 ft | 1208.15 ft | 1208.16 ft |
| Sep 11 | 1207.70 ft | 1207.98 ft | 1208.14 ft |
| Sep 10 | 1206.64 ft | 1207.08 ft | 1207.69 ft |
| Sep 9 | 1206.55 ft | 1206.65 ft | 1206.81 ft |
| Sep 8 | 1206.81 ft | 1206.99 ft | 1207.18 ft |
Hinckley Reservoir level-history FAQ
How has Hinckley Reservoir water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -7.09 ft and the overall direction is falling.
What was the highest Hinckley Reservoir level in the last 30 days?
The highest reading in the available 30-day series is 1,208.29 ft.
What was the lowest Hinckley Reservoir level in the last 30 days?
The lowest reading in the available 30-day series is 1,200.25 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.