Lake levels › Colorado

Bonny Lake water level today

Normal for this time of year

3,638.00ft

feet above sea level ·

vs full pool−34.0 ft
vs normal for Oct 10±0.0 ft
24 hours±0.00 ft
7 days±0.0 ft
30 days±0.0 ft

Is Bonny Lake low right now?

Bonny Lake was at 3,638.00 ft on October 10, 2026, 34.00 ft below its full pool of 3,672.0 ft. That is right at the typical level for October 10, within the normal range. Over the past week the lake has been steady.

Last 12 monthsDaily level Normal range (10–90% of past years)
3,6373,6383,6383,6393,639NovDecJanFebMarAprMayJunJulAugSepOct

Bonny Lake on Oct 10 in past years

20253,638.0±0.0
20243,638.0±0.0
20233,638.0±0.0
20223,638.0±0.0
20213,638.0±0.0
20203,638.0±0.0

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

Daily levels, last two weeks

DateLevel (ft)Changevs full pool
Oct 103,638.00±0.00−34.0
Oct 93,638.00±0.00−34.0
Oct 83,638.00±0.00−34.0
Oct 73,638.00±0.00−34.0
Oct 63,638.00±0.00−34.0
Oct 53,638.00±0.00−34.0
Oct 43,638.00±0.00−34.0
Oct 33,638.00±0.00−34.0
Oct 23,638.00±0.00−34.0
Oct 13,638.00±0.00−34.0
Sep 303,638.00±0.00−34.0
Sep 293,638.00±0.00−34.0
Sep 283,638.00±0.00−34.0
Sep 273,638.00±0.00−34.0

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

About Bonny Lake

Full pool
3,672.0 ft (Top of Conservation)
10-year range
3,638.0 ft (October 11, 2015) to 3,638.1 ft (February 16, 2016)
Operated by
U.S. Army Corps of Engineers
Data
U.S. Army Corps of Engineers — NWDM district, BONY
Datum
LOCAL

Lakes near Bonny Lake

Questions

Is Bonny Lake low right now?

Bonny Lake was at 3,638.00 ft on October 10, 2026, 34.00 ft below its full pool of 3,672.0 ft. That is right at the typical level for October 10, within the normal range. Over the past week the lake has been steady.

What is full pool for Bonny Lake?

Full pool (Top of Conservation) is 3,672.0 ft above sea level, per U.S. Army Corps of Engineers. Levels above it mean the operator is storing flood water; levels below it are normal in late summer and winter drawdowns.

How often is the Bonny Lake level updated?

The operator reports every 15 minutes to an hour. 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. Army Corps of Engineers (NWDM district, BONY). Readings are provisional and can be revised.