Lake levels › Washington

Conconully Reservoir water level today

Lower than usual for this time of year

2,249.35ft

feet above sea level ·

vs normal for Oct 9−18.8 ft
24 hours+0.05 ft
7 days+0.4 ft
30 days−1.8 ft

Is Conconully Reservoir low right now?

Conconully Reservoir was at 2,249.35 ft on October 9, 2026. That is 18.76 ft below the typical level for October 9 — lower than in 9 of 10 past years. Over the past week the lake has been rising about 0.05 ft a day.

Last 12 monthsDaily level Normal range (10–90% of past years)
2,2452,2562,2682,2792,291NovDecJanFebMarAprMayJunJulAugSepOct

Conconully Reservoir on Oct 9 in past years

20252,265.3−15.9
20242,268.1−18.7
20232,268.2−18.9
20222,268.9−19.6
20212,256.6−7.3
20202,265.5−16.2

Level on the same date each year, and how today compares.

Daily levels, last two weeks

DateLevel (ft)Change
Oct 92,249.35+0.05
Oct 82,249.30+0.08
Oct 72,249.22±0.00
Oct 62,249.22+0.06
Oct 52,249.16+0.06
Oct 42,249.10+0.06
Oct 32,249.04+0.07
Oct 22,248.97+0.07
Oct 12,248.90+0.05
Sep 302,248.85+0.07
Sep 292,248.78+0.07
Sep 282,248.71+0.08
Sep 272,248.63+0.09
Sep 262,248.54+0.18

Daily means of the operator's readings (midnight to midnight, local time).

About Conconully Reservoir

10-year range
2,247.9 ft (September 15, 2026) to 2,288.3 ft (May 9, 2018)
Operated by
U.S. Bureau of Reclamation
Data
U.S. Bureau of Reclamation — Conconully Reservoir and Dam (CCR)
Datum
NAVD88

Lakes near Conconully Reservoir

Questions

Is Conconully Reservoir low right now?

Conconully Reservoir was at 2,249.35 ft on October 9, 2026. That is 18.76 ft below the typical level for October 9 — lower than in 9 of 10 past years. Over the past week the lake has been rising about 0.05 ft a day.

How often is the Conconully Reservoir level updated?

The operator reports once a day, a day or two behind. This page refreshes several times a day; the time of the latest reading is shown next to the level.

Where does this data come from?

U.S. Bureau of Reclamation (Conconully Reservoir and Dam (CCR)). Readings are provisional and can be revised.