Cypress Bayou Lake Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Cypress Bayou Lake water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Cypress Bayou Lake been doing?
Across the available 30-day series, Cypress Bayou Lake is falling overall. The measured range runs from 177.98 ft to 178.58 ft, with a net change of -0.55 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 | 178.02 ft | 178.03 ft | 178.05 ft |
| Oct 6 | 178.02 ft | 178.04 ft | 178.07 ft |
| Oct 5 | 177.98 ft | 178.06 ft | 178.11 ft |
| Oct 4 | 178.02 ft | 178.07 ft | 178.11 ft |
| Oct 3 | 178.02 ft | 178.04 ft | 178.07 ft |
| Oct 2 | 178.00 ft | 178.05 ft | 178.08 ft |
| Oct 1 | 178.02 ft | 178.05 ft | 178.07 ft |
| Sep 30 | 178.05 ft | 178.07 ft | 178.08 ft |
| Sep 29 | 178.07 ft | 178.09 ft | 178.11 ft |
| Sep 28 | 178.09 ft | 178.11 ft | 178.13 ft |
| Sep 27 | 178.11 ft | 178.13 ft | 178.15 ft |
| Sep 26 | 178.14 ft | 178.15 ft | 178.17 ft |
| Sep 25 | 178.14 ft | 178.17 ft | 178.19 ft |
| Sep 24 | 178.16 ft | 178.19 ft | 178.22 ft |
| Sep 23 | 178.18 ft | 178.22 ft | 178.25 ft |
| Sep 22 | 178.22 ft | 178.25 ft | 178.28 ft |
| Sep 21 | 178.25 ft | 178.27 ft | 178.28 ft |
| Sep 20 | 178.27 ft | 178.29 ft | 178.31 ft |
| Sep 19 | 178.30 ft | 178.31 ft | 178.33 ft |
| Sep 18 | 178.32 ft | 178.34 ft | 178.35 ft |
| Sep 17 | 178.32 ft | 178.36 ft | 178.37 ft |
| Sep 16 | 178.36 ft | 178.38 ft | 178.40 ft |
| Sep 15 | 178.38 ft | 178.40 ft | 178.41 ft |
| Sep 14 | 178.40 ft | 178.42 ft | 178.43 ft |
| Sep 13 | 178.42 ft | 178.44 ft | 178.45 ft |
| Sep 12 | 178.43 ft | 178.46 ft | 178.48 ft |
| Sep 11 | 178.47 ft | 178.48 ft | 178.50 ft |
| Sep 10 | 178.47 ft | 178.50 ft | 178.52 ft |
| Sep 9 | 178.50 ft | 178.52 ft | 178.54 ft |
| Sep 8 | 178.52 ft | 178.54 ft | 178.56 ft |
Cypress Bayou Lake level-history FAQ
How has Cypress Bayou Lake water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -0.55 ft and the overall direction is falling.
What was the highest Cypress Bayou Lake level in the last 30 days?
The highest reading in the available 30-day series is 178.58 ft.
What was the lowest Cypress Bayou Lake level in the last 30 days?
The lowest reading in the available 30-day series is 177.98 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.