Harry S. Truman Dam and Reservoir at Warsaw water level

Name: Harry S. Truman Dam and Reservoir at Warsaw water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

Reservoir, Harry S. Truman Dam and Reservoir, Missouri, United States

Directions

Below flood stage

Water level

705.41ft Steady over the last 24 hours

Measured Oct 16, 2026, 09:45 AM CDT (4 days ago)

History

Not enough readings for a chart yet. History builds up with every update.

What this means

The lake level at Harry S. Truman Dam and Reservoir at Warsaw reads 705.41 ft, about where it usually sits at this time of year.

It is 33.59 ft below the flood stage of 739.00 ft.

The level has held steady over the past 24 hours.

Many reservoirs are drawn down through summer and fall; most of the refill comes later, with winter rain or spring snowmelt.

Judged against the official flood stage for this gauge. How to read levels

Boating and fishing at Harry S. Truman Dam and Reservoir at Warsaw

A lake in its usual range is what most ramps, docks and swimming areas are built for.

Conditions at the shore change with the level, so check with the agency that runs the lake before a trip.

Weather at the gauge

Rain in the last 3 days: 0.45 in.

17 Sat 59° 38° – Wind 4 mph

18 Sun 66° 42° – Wind 8 mph

19 Mon 71° 41° – Wind 6 mph

20 Tue 75° 52° – Wind 6 mph

21 Wed 77° 53° – Wind 6 mph

22 Thu 80° 55° – Wind 5 mph

23 Fri 82° 56° – Wind 8 mph

Forecast: Open-Meteo

Sunrise 07:28 AM Sunset 06:30 PM Daylight 11 hr, 2 min Waxing gibbous 72%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Osage River at WarsawRiver gauge, Osage River	27.11 ft	Below flood stage	+0.33 ft	0.9 mi
Pomme de Terre River at HermitageRiver gauge, Pomme de Terre River	1.67 ft	Below flood stage	−0.01 ft	22 mi
Pomme de Terre River near HermitageRiver gauge, Pomme de Terre River	1.06 ft	Below flood stage	±0	24 mi
Pomme de Terre Lake near HermitageLake, Pomme de Terre Lake	838.24 ft	Below flood stage	±0	25 mi
Weaubleau Creek near WeaubleauRiver gauge, Weaubleau Creek	1.27 ft	Below flood stage	±0	26 mi
Little Niangua River near Macks CreekRiver gauge, Little Niangua River	3.65 ft	Below flood stage	±0	29 mi
Sac River near Caplinger MillsRiver gauge, Sac River	4.97 ft	Below flood stage	−0.01 ft	35 mi
South Grand River at UrichRiver gauge, South Grand River	2.31 ft	Below flood stage	−0.12 ft	36 mi

Questions and answers

What is the water level of Harry S. Truman Dam and Reservoir at Warsaw today?

On Oct 16, 2026, 09:45 AM CDT, the water level was 705.41 ft. Steady over the last 24 hours.

Is Harry S. Truman Dam and Reservoir at Warsaw rising or falling?

Steady over the last 24 hours.

Is the level of Harry S. Truman Dam and Reservoir at Warsaw normal?

Below flood stage. Judged against the official flood stage for this gauge.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:06922440 (Agency page)
Coordinates: 38.25661, -93.39522 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	705.41 ft	2026-10-16 14:45	Provisional

Download

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How to cite

U.S. Geological Survey: Harry S. Truman Dam and Reservoir at Warsaw (usgs:06922440). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/missouri/harry-s-truman-dam-and-reservoir-at-warsaw

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.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer