Lake Como and Como Water Level

Montana · updated daily from the U.S. Bureau of Reclamation

4227.40 ft

Lake Como and Como is above average for this time of year and falling (-5.47 ft in the last 7 days).

Change since yesterday: -0.66 ft

Reading as of 2026-08-14 · higher than 77% of August readings on record

Where Lake Como and Como sits historically

TODAY 4227.4 ftRECORD LOW4201.37 ft2025-10-18RECORD HIGH4246.94 ft2022-06-29

Today's level compared with every reading in our 4.5-year record for this lake.

Since yesterday

-0.66 ft

7-day change

-5.47 ft

30-day change

-17.37 ft

1-year change

+8.75 ft

Last 30 days

2026-07-154225.3–4246.9 ft2026-08-14

Last 12 months

2025-08-144195.9–4252.3 ft2026-08-14

Full history (4.5 years)

2022-02-174195.9–4252.4 ft2026-08-13

Lake Como and Como records and averages

Current level4227.40 ft
Record high4246.94 ft (2022-06-29)
Record low4201.37 ft (2025-10-18)
Average of all readings4222.09 ft
Data span4.5 years (2,000 readings)

Frequently asked questions

Is Lake Como and Como full right now?

As of 2026-08-14, Lake Como and Como sits at 4227.40 ft, which is above average for this time of year.Over the past 30 days the level has fallen 17.37 ft.

What is the water level at Lake Como and Como today?

The most recent reading is 4227.40 ft (2026-08-14), sourced from the U.S. Bureau of Reclamation. Readings on this page refresh automatically as the agency publishes new data.

What is the highest Lake Como and Como has ever been?

The highest level in our records is 4246.94 ft on 2022-06-29. The lowest is 4201.37 ft on 2025-10-18. Our record covers about 4.5 years of readings.

Is Lake Como and Como low for this time of year?

Compared with every August in our records, the current level is higher than 77% of them — above 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 Lake Como and Como 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. Lake Como and Como has fallen 17.37 ft over the past 30 days. For the operational reason on any given week, check the U.S. Bureau of Reclamation directly.

How much has Lake Como and Como changed over the past year?

The level is +8.75 ft compared with this date last year (4227.40 ft today). The full-history chart above covers 4.5 years, with a record high of 4246.94 ft and a record low of 4201.37 ft.

Nearby lakes in Montana

Flathead Lake water level
2893.04 ft · steady
Clark Canyon Reservoir water level
5514.78 ft · falling
Gibson Reservoir water level
4664.82 ft · falling
Hungry Horse Reservoir water level
3553.36 ft · falling
Pishkun Reservoir and Dikes water level
4369.4 ft · rising
Helena Valley Reservoir water level
3817.6 ft · falling

Source: the U.S. Bureau of Reclamation. Readings are provisional and subject to revision by the publishing agency. All Montana lake levels.