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Kachess Lake water level

Lake, Washington, United States

Directions

Right now

Normal for mid-October

Surface elevation

2,214.55ft Down 2.72 ft over the last 7 days

Water stored
60,915 acre‑ft
2,200 2,213 2,225 2,238

History

History
2,2002,220ftOct 11Oct 12Oct 13Oct 14Oct 152,2002,220ftOct 11Oct 13Oct 15
2,2002,2202,240ftSep 18Sep 24Oct 1Oct 8Oct 152,2002,2202,240ftSep 18Oct 1Oct 15
2,2002,2202,2402,260ftOct 2025Jan 2026Apr 2026Jul 2026Oct 20262,2002,2202,2402,260ftOct 2025Apr 2026Oct 2026
2,2002,2202,2402,260ftOct 2016Apr 2019Oct 2021Apr 2024Oct 20262,2002,2202,2402,260ftOct 2016Oct 2021Oct 2026
2,2002,2202,2402,260ftJanMarMayJulSepNov20262,2002,2202,2402,260ftJanAprJulOct2026

202120222023202420252026

Surface elevation Normal range (10–90 %)

What this means

Nothing unusual at Kachess Lake right now: the lake level of 2,214.55 ft is in the normal range for mid-October.

That puts it 10.50 ft below the median of 2,225.05 ft for mid-October, based on 36 years of readings. A year ago it stood at 2,200.82 ft (+13.73 ft).

The level is falling, down 2.72 ft over the past week. Over the past 30 days it has moved between 2,214.55 ft and 2,225.69 ft.

Lakes and reservoirs often sit lower in fall after a summer of evaporation and use, and recover with winter rain and spring snowmelt.

Compared with 36 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
2,225.05 ft10.50 ft below the median for this date
Normal for this date
2,200.79 ft – 2,236.52 ft8 years in 10 fall in this range (36 years of records)
Same day last year
2,200.82 ft+13.73 ft
Lowest and highest in 30 days
2,214.55 ft – 2,225.69 ft
Lowest and highest in 12 months
2,200.67 ft – 2,256.50 ft

Swimming and boating at Kachess Lake

At a normal level, ramps and marinas generally run as usual, and fishing tends to follow the season more than the water level.

If you swim, pick a spot with an easy way out, and remember that drop-offs move as the level changes.

Weather at the gauge

No rain in the last 3 days.

16 Fri 66° 41° – Wind 10 mph
17 Sat 52° 39° 0.06 in, 47% Wind 12 mph
18 Sun 58° 35° – Wind 9 mph
19 Mon 56° 40° – Wind 6 mph
20 Tue 59° 36° – Wind 5 mph
21 Wed 62° 37° – Wind 3 mph
22 Thu 54° 41° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 07:27 AM Sunset 06:15 PM Daylight 10 hr, 48 min First quarter 39%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Cle Elum LakeLake 2,122.74 ft Low 6 mi
Keechelus LakeLake 2,433.71 ft Low 7 mi
Cedar River below Bear Creek near Cedar FallsRiver gauge, Cedar River 0.89 ft Very low ±0 17 mi
American River near NileRiver gauge, American River 71.83 ft Very low −0.01 ft 20 mi
Sf Snoqualmie River above Alice Creek near GarciaRiver gauge, Sf Snoqualmie River 9.41 ft Very low ±0 21 mi
Cedar River near Cedar FallsRiver gauge, Cedar River 2.25 ft Low ±0 21 mi
Greenwater River at GreenwaterRiver gauge, Greenwater River 1.98 ft Very low −0.01 ft 22 mi
Rex River near Cedar FallsRiver gauge, Rex River 2.97 ft Very low −0.01 ft 22 mi

Questions and answers

How does Kachess Lake compare with last year?

It is 13.73 ft higher than on the same day last year, when the reading was 2,200.82 ft.

What is a normal level for Kachess Lake in mid-October?

The median for mid-October is 2,225.05 ft. In 8 years out of 10 the reading falls between 2,200.79 ft and 2,236.52 ft, based on 36 years of records.

Is Kachess Lake really 2,214.55 ft deep?

No. 2,214.55 ft is the height of the water surface above sea level (or the agency's vertical datum), not the depth of the water.

What is the water level of Kachess Lake today?

On Oct 15, 2026, the surface elevation was 2,214.55 ft. Down 2.72 ft over the last 7 days.

Is Kachess Lake rising or falling?

Down 2.72 ft over the last 7 days.

Is the level of Kachess Lake normal?

Normal for mid-October. Compared with 36 years of daily readings for this time of year.

How often is this data updated?

The U.S. Bureau of Reclamation publishes a new reading once a day. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Bureau of Reclamation
Station code
usbr:7186 (Agency page)
Coordinates
47.26472, -121.20444 (WGS84)
Update interval
once a day
Licence
Public domain. Data: U.S. Bureau of Reclamation (RISE), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Surface elevation 2,214.55 ft 2026-10-15 07:00 Provisional
Water stored 60,915 acre‑ft 2026-10-15 07:00 Provisional

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How to cite

U.S. Bureau of Reclamation: Kachess Lake (usbr:7186). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/united-states/washington/kachess-lake

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.