Santa Ynez R Ab Gibraltar Dam Water Level History
Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.
Santa Ynez R Ab Gibraltar Dam water-level chart
Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.
What has Santa Ynez R Ab Gibraltar Dam been doing?
Across the available 30-day series, Santa Ynez R Ab Gibraltar Dam is falling overall. The measured range runs from 1,384.77 ft to 1,385.33 ft, with a net change of -0.52 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 | 1384.77 ft | 1384.82 ft | 1384.85 ft |
| Oct 6 | 1384.80 ft | 1384.84 ft | 1384.87 ft |
| Oct 5 | 1384.81 ft | 1384.85 ft | 1384.88 ft |
| Oct 4 | 1384.82 ft | 1384.87 ft | 1384.90 ft |
| Oct 3 | 1384.84 ft | 1384.89 ft | 1384.92 ft |
| Oct 2 | 1384.86 ft | 1384.90 ft | 1384.94 ft |
| Oct 1 | 1384.86 ft | 1384.92 ft | 1384.96 ft |
| Sep 30 | 1384.89 ft | 1384.94 ft | 1384.98 ft |
| Sep 29 | 1384.92 ft | 1384.96 ft | 1384.99 ft |
| Sep 28 | 1384.91 ft | 1384.97 ft | 1385.02 ft |
| Sep 27 | 1384.96 ft | 1384.99 ft | 1385.02 ft |
| Sep 26 | 1384.96 ft | 1385.00 ft | 1385.05 ft |
| Sep 25 | 1384.99 ft | 1385.02 ft | 1385.05 ft |
| Sep 24 | 1384.99 ft | 1385.03 ft | 1385.07 ft |
| Sep 23 | 1385.01 ft | 1385.05 ft | 1385.09 ft |
| Sep 22 | 1385.04 ft | 1385.07 ft | 1385.10 ft |
| Sep 21 | 1385.06 ft | 1385.08 ft | 1385.10 ft |
| Sep 20 | 1385.05 ft | 1385.09 ft | 1385.12 ft |
| Sep 19 | 1385.06 ft | 1385.10 ft | 1385.14 ft |
| Sep 18 | 1385.07 ft | 1385.12 ft | 1385.16 ft |
| Sep 17 | 1385.12 ft | 1385.15 ft | 1385.17 ft |
| Sep 16 | 1385.13 ft | 1385.16 ft | 1385.18 ft |
| Sep 15 | 1385.13 ft | 1385.17 ft | 1385.22 ft |
| Sep 14 | 1385.16 ft | 1385.19 ft | 1385.22 ft |
| Sep 13 | 1385.16 ft | 1385.22 ft | 1385.26 ft |
| Sep 12 | 1385.18 ft | 1385.23 ft | 1385.27 ft |
| Sep 11 | 1385.18 ft | 1385.25 ft | 1385.29 ft |
| Sep 10 | 1385.24 ft | 1385.28 ft | 1385.32 ft |
| Sep 9 | 1385.24 ft | 1385.29 ft | 1385.32 ft |
| Sep 8 | 1385.26 ft | 1385.30 ft | 1385.33 ft |
Santa Ynez R Ab Gibraltar Dam level-history FAQ
How has Santa Ynez R Ab Gibraltar Dam water level changed over the last 30 days?
Across the available 30-day sensor series, the net change is -0.52 ft and the overall direction is falling.
What was the highest Santa Ynez R Ab Gibraltar Dam level in the last 30 days?
The highest reading in the available 30-day series is 1,385.33 ft.
What was the lowest Santa Ynez R Ab Gibraltar Dam level in the last 30 days?
The lowest reading in the available 30-day series is 1,384.77 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.