Lakefullness

Fort Peck Lake water level: Fort Peck Fort Peck Lake 12.6 ft low

Fort Peck Lake is 12.6 ft below full pool, about normal for early November. The Fort Peck Dam & Reservoir gauge read 2,221.41 ft at 5:00 AM MST, November 4, 2026.

Check your dock

Source: U.S. Army Corps of Engineers, NWDM district. Agency page.

How Fort Peck stands today

2200 2205 2210 2215 2220 2225 2230 2235 2240 Full pool 2,234.00 ft Normal today 2,228.89 ft A year ago 2,222.21 ft Today 2,221.41 ft Feet above sea level (NGVD29)
Fort Peck Lake
Fort Peck Lake. Photograph by USACE photographer, Public domain.

The past year, day by day

The shaded band is where Fort Peck usually sits on each date: the middle 80% of years from 1996 to 2025. The blue line is the past 12 months; the sand line is the 12 months before. Hover or use the arrow keys to read any day.

  • Past 12 months
  • The 12 months before
  • Normal range (middle 80% of years)
  • Median
  • Full pool
2,200 2,210 2,220 2,230 2,240 2,250 DecJanFebMarAprMayJunJulAugSepOctNov Full pool 2,234.00 Today Year ago
2,200 2,210 2,220 2,230 2,240 2,250 DecFebAprJunAugOct Full pool 2,234.00 Today Year ago

Monthly average since 2006

2,2002,2202,2402006200920122015201820212024
2,2002,2202,24020062011201620212026
Readings for the last 30 days
DateLevel (ft)Normal (ft)
November 4, 20262,221.402,228.89
November 3, 20262,221.422,228.89
November 2, 20262,221.442,228.89
November 1, 20262,221.372,228.88
October 31, 20262,221.392,228.89
October 30, 20262,221.382,228.89
October 29, 20262,221.422,228.88
October 28, 20262,221.492,228.88
October 27, 20262,221.492,228.87
October 26, 20262,221.462,228.86
October 25, 20262,221.502,228.86
October 24, 20262,221.632,228.85
October 23, 20262,221.692,228.84
October 22, 20262,221.672,228.84
October 21, 20262,221.692,228.84
DateLevel (ft)Normal (ft)
October 20, 20262,221.772,228.85
October 19, 20262,221.812,228.86
October 18, 20262,221.832,228.86
October 17, 20262,221.862,228.87
October 16, 20262,221.882,228.88
October 15, 20262,221.902,228.88
October 14, 20262,221.932,228.89
October 13, 20262,221.932,228.89
October 12, 20262,221.942,228.90
October 11, 20262,221.852,228.91
October 10, 20262,221.912,228.91
October 9, 20262,221.992,228.91
October 8, 20262,222.012,228.92
October 7, 20262,222.042,228.93
October 6, 20262,222.092,228.94

Is the water above your dock?

Enter the elevation of your dock, ramp end or a mark on your shoreline, in feet above sea level (NGVD29, the datum the Army Corps of Engineers uses for this gauge). You will see how far the water is above or below it today, and how often it dipped below it in each month since 2016.

Today the lake is at 2,221.41 ft.

Typical Fort Peck Lake level by month since 2016
MonthLow year (10th %)MedianHigh year (90th %)Days above your mark
January 2,221.81 2,233.90 2,236.24 —
February 2,221.83 2,233.70 2,234.92 —
March 2,222.12 2,233.37 2,235.41 —
April 2,222.47 2,233.18 2,238.65 —
May 2,222.61 2,232.93 2,241.66 —
June 2,223.22 2,233.08 2,245.72 —
July 2,223.92 2,231.68 2,246.65 —
August 2,223.07 2,230.19 2,244.87 —
September 2,222.32 2,229.01 2,242.81 —
October 2,221.46 2,228.76 2,241.08 —
November 2,221.38 2,229.27 2,239.46 —
December 2,221.73 2,231.82 2,237.84 —

Other Montana lakes, lowest first

Fort Peck Lake
Fort Peck Lake
Montana lakes ranked by how full they are
Lake Level (ft) Vs full pool For the date
Bighorn Lake 3,626.48 13.5 ft below Lower than usual
Clark Canyon Reservoir 5,519.19 26.9 ft below About normal
Hungry Horse Reservoir 3,538.94 — About normal
Canyon Ferry Lake 3,785.26 11.7 ft below About normal
Lake Koocanusa 2,442.49 16.5 ft below About normal
Flathead Lake 2,891.22 81.7% full About normal
Lake Elwell (Tiber) 2,986.59 6.4 ft below Higher than usual

All 8 Montana lakes →

Fort Peck questions

What is full pool at Fort Peck Lake?

Full pool at Fort Peck Lake is 2,234.00 ft above sea level today. The agency's own term for it is “top of conservation.”

Is Fort Peck Lake full right now?

No. It is 12.6 ft below full pool.

Is Fort Peck Lake lower than normal for early November?

No, it is close to normal. The median level on Nov 4 across 1996–2025 is 2,228.89 ft, and today's 2,221.41 ft is −7.48 ft from it. In 8 of 10 years the level on this date fell between 2,202.54 and 2,238.76 ft.

How does Fort Peck Lake compare with last year?

A year ago, on November 4, 2025, it stood at 2,222.21 ft. It is 0.80 ft lower now.

What are the highest and lowest levels since 1994?

In the daily record we hold, which starts in 1994, the highest daily level was 2,252.27 ft on June 17, 2011 and the lowest was 2,196.25 ft on February 20, 2007.

How often is this page updated?

We pull new readings from the U.S. Army Corps of Engineers several times a day. This page was last rebuilt on Wed, 04 Nov 2026 13:52:28 UTC. Readings are provisional and can be revised by the agency.