Mackenzie Reservoir Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Mackenzie Reservoir water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Mackenzie Reservoir been doing?
Across the available 30-day series, Mackenzie Reservoir is falling overall. The measured range runs from 3,018.48 ft to 3,018.86 ft, with a net change of -0.29 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 | 3018.54 ft | 3018.54 ft | 3018.55 ft |
| Oct 6 | 3018.54 ft | 3018.55 ft | 3018.57 ft |
| Oct 5 | 3018.56 ft | 3018.57 ft | 3018.58 ft |
| Oct 4 | 3018.57 ft | 3018.59 ft | 3018.60 ft |
| Oct 3 | 3018.60 ft | 3018.62 ft | 3018.63 ft |
| Oct 2 | 3018.60 ft | 3018.62 ft | 3018.64 ft |
| Oct 1 | 3018.62 ft | 3018.64 ft | 3018.66 ft |
| Sep 30 | 3018.61 ft | 3018.65 ft | 3018.67 ft |
| Sep 29 | 3018.59 ft | 3018.61 ft | 3018.63 ft |
| Sep 28 | 3018.62 ft | 3018.64 ft | 3018.65 ft |
| Sep 27 | 3018.64 ft | 3018.66 ft | 3018.67 ft |
| Sep 26 | 3018.64 ft | 3018.67 ft | 3018.70 ft |
| Sep 25 | 3018.52 ft | 3018.61 ft | 3018.66 ft |
| Sep 24 | 3018.48 ft | 3018.50 ft | 3018.55 ft |
| Sep 23 | 3018.50 ft | 3018.51 ft | 3018.53 ft |
| Sep 22 | 3018.48 ft | 3018.50 ft | 3018.53 ft |
| Sep 21 | 3018.48 ft | 3018.50 ft | 3018.52 ft |
| Sep 20 | 3018.50 ft | 3018.53 ft | 3018.56 ft |
| Sep 19 | 3018.48 ft | 3018.54 ft | 3018.55 ft |
| Sep 18 | 3018.54 ft | 3018.58 ft | 3018.61 ft |
| Sep 17 | 3018.60 ft | 3018.62 ft | 3018.65 ft |
| Sep 16 | 3018.62 ft | 3018.64 ft | 3018.66 ft |
| Sep 15 | 3018.63 ft | 3018.65 ft | 3018.67 ft |
| Sep 14 | 3018.65 ft | 3018.68 ft | 3018.70 ft |
| Sep 13 | 3018.69 ft | 3018.71 ft | 3018.72 ft |
| Sep 12 | 3018.71 ft | 3018.73 ft | 3018.76 ft |
| Sep 11 | 3018.74 ft | 3018.75 ft | 3018.77 ft |
| Sep 10 | 3018.74 ft | 3018.75 ft | 3018.78 ft |
| Sep 9 | 3018.75 ft | 3018.78 ft | 3018.80 ft |
| Sep 8 | 3018.79 ft | 3018.81 ft | 3018.84 ft |
Mackenzie Reservoir level-history FAQ
How has Mackenzie Reservoir water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -0.29 ft and the overall direction is falling.
What was the highest Mackenzie Reservoir level in the last 30 days?
The highest reading in the available 30-day series is 3,018.86 ft.
What was the lowest Mackenzie Reservoir level in the last 30 days?
The lowest reading in the available 30-day series is 3,018.48 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.