Blue Mountain Lake Water Level Today

Arkansas · near Waveland · Near full pool

Flood pool419.0Full pool374.0Bottom of pool367.0
Elevation
371.65 ft
From full pool
−2.35 ft
Percent of pool
43.1%
24-hour change
no change
7-day change
−0.21 ft
Reading
Sep 21, 2026 · USACE

Last year at Blue Mountain Lake

371.6395.3419.0full poolflood poolAug 25Nov 25Feb 26May 26Aug 26
Daily mean elevation in feet, last 400 days. Dashed lines mark the published pool elevations.

Blue Mountain Lake is 2.35 ft below full pool, at 371.65 ft, holding steady over the last 24 hours. That puts the lake at 43.1 percent of its conservation pool. The top of the flood pool is 47.4 ft higher, at 419.00 ft.

Over the last 7 days the level fell 0.21 ft, and over 30 days it fell 1.14 ft. In the 400 days of readings on this page the high was 395.18 ft on Apr 28, 2026 and the low was 371.64 ft on Sep 21, 2026, a range of 23.54 ft.

The reading is the U.S. Army Corps of Engineers gauge at Blue Mountain Dam, near Waveland, taken Sep 21, 2026 and referenced to the NGVD29 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.

Blue Mountain Lake pool elevations

Current elevation371.65 ft
Full pool (top of conservation)374.00 ft
Top of flood pool419.00 ft
Bottom of conservation pool367.00 ft
Top of dam452.00 ft
Inflow20 cfs
Outflow6 cfs
30-day change−1.14 ft
1-year high395.18 ft (Apr 28, 2026)
1-year low371.64 ft (Sep 21, 2026)
Vertical datumNGVD29
Operating agencyU.S. Army Corps of Engineers, SWL district

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

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Blue Mountain Lake level questions

What is the water level of Blue Mountain Lake today?

Blue Mountain Lake is at 371.65 ft as of Sep 21, 2026, −2.35 ft relative to full pool (374.00 ft). The 24-hour change is no change.

What is full pool at Blue Mountain Lake?

Full pool, the top of the conservation pool, is 374.00 ft (NGVD29). Above that, water is stored temporarily in the flood pool up to 419.00 ft. The bottom of the conservation pool is 367.00 ft.

Is Blue Mountain Lake rising or falling?

Over the last 24 hours the level is no change; over 7 days it fell 0.21 ft, and over 30 days it fell 1.14 ft.

Where does this Blue Mountain Lake level come from?

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