Longview Reservoir Water Level Today

Missouri · near Lee's Summit · At full pool

Flood pool909.0Full pool891.0Bottom of pool823.9
Elevation
891.02 ft
From full pool
+0.02 ft
Percent of pool
100.0%
24-hour change
no change
7-day change
+0.35 ft
Reading
Sep 21, 2026 · USACE

Last year at Longview Reservoir

890.0891.8893.6full poolAug 25Nov 25Feb 26May 26Aug 26
Daily mean elevation in feet, last 399 days. Dashed lines mark the published pool elevations.

Longview Reservoir is at full pool, 891.02 ft, holding steady over the last 24 hours. That puts the lake at 100.0 percent of its conservation pool. The top of the flood pool is 18.0 ft higher, at 909.00 ft.

Over the last 7 days the level rose 0.35 ft, and over 30 days it rose 0.64 ft. In the 399 days of readings on this page the high was 893.59 ft on Apr 28, 2026 and the low was 889.99 ft on Sep 6, 2026, a range of 3.60 ft.

The reading is the U.S. Army Corps of Engineers gauge at Longview Dam & Reservoir, near Lee's Summit, taken Sep 21, 2026 and referenced to the LOCAL datum. This page is rebuilt once a day from the agency feed; it is not a live gauge, so during a fast rise or a scheduled release check the USACE page for hourly values.

Longview Reservoir pool elevations

Current elevation891.02 ft
Full pool (top of conservation)891.00 ft
Top of flood pool909.00 ft
Bottom of conservation pool823.90 ft
Top of dam926.60 ft
Inflow20 cfs
Outflow9 cfs
30-day change+0.64 ft
1-year high893.59 ft (Apr 28, 2026)
1-year low889.99 ft (Sep 6, 2026)
Vertical datumLOCAL
Operating agencyU.S. Army Corps of Engineers, NWK district

Source: U.S. Army Corps of Engineers. Read what full pool and flood pool mean.

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Longview Reservoir level questions

What is the water level of Longview Reservoir today?

Longview Reservoir is at 891.02 ft as of Sep 21, 2026, +0.02 ft relative to full pool (891.00 ft). The 24-hour change is no change.

What is full pool at Longview Reservoir?

Full pool, the top of the conservation pool, is 891.00 ft (LOCAL). Above that, water is stored temporarily in the flood pool up to 909.00 ft. The bottom of the conservation pool is 823.90 ft.

Is Longview Reservoir rising or falling?

Over the last 24 hours the level is no change; over 7 days it rose 0.35 ft, and over 30 days it rose 0.64 ft.

Where does this Longview Reservoir level come from?

From the U.S. Army Corps of Engineers (USACE) public data feed for Longview Dam & Reservoir. Lake Levels Today republishes the agency's daily value without adjustment and links to the source below.