Lake Conditions
Illustrated map of Beaver Kill and Willowemoc

Lake levels

Stillwater Reservoir, NY

water level
1666.72 ft
Condition
Below average for this time of year
7-day change
-0.56 ft
30-day change
-3.19 ft
1-year change
-1.54 ft

Reading as of 2026-10-12 | the U.S. Geological Survey

Since yesterday
-0.07 ft
7-day change
-0.56 ft
30-day change
-3.19 ft
1-year change
-1.54 ft
Record high
1680.12 ft

In brief

Stillwater Reservoir stood at 1,666.72 feet on Oct 12, 2026. That is lower than 75% of October readings since 1999.

Source: U.S. Geological Survey

Lake level timeline

1666.31667.31668.31669.31670.4SEP 12SEP 17SEP 22SEP 27OCT 02OCT 07OCT 12HIGH 1669.911666.72 ft

Records and averages

Current level1666.72 ft
Record high1680.12 ft (2011-04-29)
Record low1651.32 ft (2001-08-10)
Average of all readings1671.70 ft
Data span27 years (9,872 readings)

Level schematic

1,650.21,657.91,665.71,673.51,681.3PUBLISHED HIGH 1,680.12 ft1,666.72 ftPUBLISHED LOW 1,651.32 ft

Frequently asked questions

Is Stillwater Reservoir full right now?

As of 2026-10-12, Stillwater Reservoir sits at 1666.72 ft, which is below average for this time of year. Over the past 30 days the level has fallen 3.19 ft.

What is the water level at Stillwater Reservoir today?

The most recent reading at Stillwater Reservoir is 1666.72 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 Stillwater Reservoir has ever been?

The highest level for Stillwater Reservoir in our records is 1680.12 ft on 2011-04-29. The lowest is 1651.32 ft on 2001-08-10. Our record covers about 27 years of readings.

Is Stillwater Reservoir low for this time of year?

Compared with every October in our records, the current level is higher than 25% of them, which we classify as below 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 Stillwater Reservoir low 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. Stillwater Reservoir has fallen 3.19 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.

How much has Stillwater Reservoir changed over the past year?

Stillwater Reservoir is -1.54 ft compared with this date last year (1666.72 ft today). The full-history chart above covers 27 years, with a record high of 1680.12 ft and a record low of 1651.32 ft.

Download and cite

Quote this reading

Stillwater Reservoir stood at 1,666.72 feet on Oct 12, 2026. That is lower than 75% of October readings since 1999.

From the U.S. Geological Survey, updated daily. The sentence changes with every new reading, so quote it with its date.

Download the full record

stillwater-reservoir-ny-water-level-history.csv

9,872 readings, Oct 1, 1999 to Oct 12, 2026. Daily readings. Columns: date, water_level_ft. 193 KB.

How to cite

MyWaterLevel, “Stillwater Reservoir water level, 1999 to 2026,” data from U.S. Geological Survey, https://mywaterlevel.com/lake/ny/stillwater-reservoir/, accessed Oct 13, 2026.

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Source: the U.S. Geological Survey. All New York lake levels. Readings are provisional and may be revised. About our data and methods.