
Lake levels
Ku Tree Reservoir, HI
- gauge height
- 17.19 ft
- Condition
- About average for this time of year
- 7-day change
- +0.00 ft
- 30-day change
- +0.00 ft
- 1-year change
- +0.00 ft
Reading as of 2026-10-12 | the U.S. Geological Survey
- Since yesterday
- +0.00 ft
- 7-day change
- +0.00 ft
- 30-day change
- +0.00 ft
- 1-year change
- +0.00 ft
- Record high
- 37.64 ft
In brief
Ku Tree Reservoir's gauge read 17.19 feet on Oct 12, 2026. That is lower than 60% of October readings since 2009.
Source: U.S. Geological Survey
Gauge height above a local reference point; not elevation above sea level.
Last 12 months
Full history (17 years)
Sampled for legibility. The exact record high and low are in the table below.
Records and averages
| Current level | 17.19 ft |
|---|---|
| Record high | 37.64 ft (2026-03-20) |
| Record low | 12.66 ft (2011-10-26) |
| Average of all readings | 15.38 ft |
| Data span | 17 years (6,449 readings) |
Level schematic
Frequently asked questions
Is Ku Tree Reservoir full right now?
As of 2026-10-12, Ku Tree Reservoir sits at 17.19 ft, which is about average for this time of year. Over the past 30 days the level has held steady 0.00 ft.
What is the water level at Ku Tree Reservoir today?
The most recent reading at Ku Tree Reservoir is 17.19 ft (2026-10-12), sourced from the U.S. Geological Survey. Readings on this page refresh automatically as the agency publishes new data.
What is the highest Ku Tree Reservoir has ever been?
The highest level for Ku Tree Reservoir in our records is 37.64 ft on 2026-03-20. The lowest is 12.66 ft on 2011-10-26. Our record covers about 17 years of readings.
Is Ku Tree Reservoir low for this time of year?
Compared with every October in our records, the current level is higher than 40% of them, which we classify as about average for this time of year. Seasonal comparison matters more than the raw number, because most reservoirs draw down predictably through late summer and refill over winter and spring.
Why is Ku Tree Reservoir changing right now?
Reservoir levels move for four main reasons: rainfall and runoff into the basin, releases through the dam for downstream water supply, power generation or flood control, evaporation during hot months, and seasonal drawdown schedules set by the operating agency. Ku Tree Reservoir has held steady 0.00 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.
How much has Ku Tree Reservoir changed over the past year?
Ku Tree Reservoir is +0.00 ft compared with this date last year (17.19 ft today). The full-history chart above covers 17 years, with a record high of 37.64 ft and a record low of 12.66 ft.
Download and cite
Quote this reading
Ku Tree Reservoir's gauge read 17.19 feet on Oct 12, 2026. That is lower than 60% of October readings since 2009.
Download the full record
ku-tree-reservoir-hi-water-level-history.csv
How to cite
MyWaterLevel, “Ku Tree Reservoir water level, 2009 to 2026,” data from U.S. Geological Survey, https://mywaterlevel.com/lake/hi/ku-tree-reservoir/, accessed Oct 13, 2026.
Source: the U.S. Geological Survey. All Hawaii lake levels. Readings are provisional and may be revised. About our data and methods.