Herrington Lake Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Herrington Lake water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Herrington Lake been doing?
Across the available 30-day series, Herrington Lake is falling overall. The measured range runs from 734.74 ft to 738.97 ft, with a net change of -4.16 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 | 734.74 ft | 734.86 ft | 734.92 ft |
| Oct 6 | 734.90 ft | 734.97 ft | 735.08 ft |
| Oct 5 | 735.05 ft | 735.13 ft | 735.24 ft |
| Oct 4 | 735.21 ft | 735.30 ft | 735.39 ft |
| Oct 3 | 735.35 ft | 735.43 ft | 735.52 ft |
| Oct 2 | 735.49 ft | 735.57 ft | 735.66 ft |
| Oct 1 | 735.60 ft | 735.71 ft | 735.82 ft |
| Sep 30 | 735.78 ft | 735.87 ft | 735.98 ft |
| Sep 29 | 735.96 ft | 736.04 ft | 736.13 ft |
| Sep 28 | 736.11 ft | 736.20 ft | 736.29 ft |
| Sep 27 | 736.23 ft | 736.34 ft | 736.45 ft |
| Sep 26 | 736.40 ft | 736.50 ft | 736.61 ft |
| Sep 25 | 736.57 ft | 736.65 ft | 736.74 ft |
| Sep 24 | 736.72 ft | 736.80 ft | 736.88 ft |
| Sep 23 | 736.87 ft | 736.93 ft | 736.99 ft |
| Sep 22 | 736.92 ft | 737.07 ft | 737.16 ft |
| Sep 21 | 737.13 ft | 737.22 ft | 737.32 ft |
| Sep 20 | 737.26 ft | 737.35 ft | 737.44 ft |
| Sep 19 | 737.39 ft | 737.47 ft | 737.53 ft |
| Sep 18 | 737.37 ft | 737.48 ft | 737.57 ft |
| Sep 17 | 737.56 ft | 737.63 ft | 737.72 ft |
| Sep 16 | 737.71 ft | 737.77 ft | 737.87 ft |
| Sep 15 | 737.84 ft | 737.93 ft | 738.01 ft |
| Sep 14 | 737.99 ft | 738.06 ft | 738.15 ft |
| Sep 13 | 738.11 ft | 738.19 ft | 738.29 ft |
| Sep 12 | 738.22 ft | 738.32 ft | 738.40 ft |
| Sep 11 | 738.37 ft | 738.44 ft | 738.51 ft |
| Sep 10 | 738.50 ft | 738.55 ft | 738.61 ft |
| Sep 9 | 738.54 ft | 738.65 ft | 738.78 ft |
| Sep 8 | 738.76 ft | 738.83 ft | 738.93 ft |
Herrington Lake level-history FAQ
How has Herrington Lake water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -4.16 ft and the overall direction is falling.
What was the highest Herrington Lake level in the last 30 days?
The highest reading in the available 30-day series is 738.97 ft.
What was the lowest Herrington Lake level in the last 30 days?
The lowest reading in the available 30-day series is 734.74 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.