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Blue Mountain Lake Water Level Today

Daily level, distance to full pool and history for Blue Mountain Lake, on the Petit Jean River in Arkansas.

Updated · Source: US Army Corps of EngineersUSACE Provisional

Water level Provisional

370.76ft

msl · 7:00 AM CST, Nov 7, 2026

  • 13.24 ftbelow full pool (384.0 ft)
  • 2,176acre-ft in storage
  • −0.01 ftin 24 h−0.01 ft in 7 days−0.67 ft in 30 days
370375380385390370375380385390370375380385390
  • Full pool
  • 1 yr ago

Is Blue Mountain Lake full?

No. Blue Mountain Lake is 13.24 ft below full pool (384.0 ft). It is 13.65 ft lower than a year ago (384.41 ft on Nov 7, 2025).

Blue Mountain Lake level history

View data table
DateLevel (ft)
Nov 7, 2026370.76
Nov 6, 2026370.77
Nov 5, 2026370.80
Nov 4, 2026370.87
Nov 3, 2026370.84
Nov 2, 2026370.77
Nov 1, 2026370.81
Oct 31, 2026370.78
Oct 30, 2026370.81
Oct 29, 2026370.84
Oct 28, 2026370.87
Oct 27, 2026370.89
Oct 26, 2026370.93
Oct 25, 2026370.97
Oct 24, 2026371.00
Oct 23, 2026371.02
Oct 22, 2026371.08
Oct 21, 2026371.11
Oct 20, 2026371.13
Oct 19, 2026371.17
Oct 18, 2026371.19
Oct 17, 2026371.23
Oct 16, 2026371.29
Oct 15, 2026371.25
Oct 14, 2026371.26
Oct 13, 2026371.29
Oct 12, 2026371.30
Oct 11, 2026371.33
Oct 10, 2026371.39
Oct 9, 2026371.42
Oct 8, 2026371.43
  • Blue Mountain Lake level
  • Full pool 384.0 ft
  • Above full pool
Source: USACE · Daily averages since 1950

Blue Mountain Lake on Nov 7 in past years

Blue Mountain Lake water level on Nov 7 in past years
YearLevel (ft)vs todayvs full pool
2026today370.76—−13.24 ft
2025384.41+13.65+0.41 ft
2024393.33+22.57+9.33 ft
2023384.19+13.43+0.19 ft
2022387.16+16.40+3.16 ft
2021384.30+13.54+0.30 ft
2020385.36+14.60+1.36 ft
2019384.74+13.98+0.74 ft
2018396.49+25.73+12.49 ft
2017383.58+12.82−0.42 ft
2016383.54+12.78−0.46 ft

Today’s level is the lowest for Nov 7 in records going back to 1950.

Lake facts

Full pool (conservation pool)
384.0 ft msl
Summer / winter pool
387.0 / 384.0 ft
Top of flood pool
419.0 ft msl
Bottom of conservation pool
367.0 ft msl
Record high
425.01 ftMay 5, 1990
Record low
370.35 ftSep 22, 1988
Data since
Jan 1, 1950
Dam
Blue Mountain Damcompleted 1947
River
Petit Jean River
Operated by
US Army Corps of Engineers, Little Rock District
Dam location
Yell County
Gauge location
35.1041, −93.6492

Dam, river and owner from the National Inventory of Dams (USACE). Records cover Jan 1, 1950 to today (daily averages).

Weather on the lake

  1. Tonight39°FLowCalmMostly Clear
  2. Monday73°FHighLow 45°FCalmPatchy Fog then Sunny
  3. Tuesday76°FHighLow 53°FCalmMostly Sunny
  4. Wednesday77°FHighLow 45°FW 0–10 mphMostly Sunny
  5. Thursday66°FHighLow 36°FNW 10–15 mphSunny
  6. Friday60°FHighLow 33°FNW 0–5 mphSunny
  7. Saturday64°FHighLow 37°FSSE 0–5 mphSunny

Forecast: National Weather Service for the dam area (35.10, −93.65). Wind speeds are forecasts, not measurements.

Nearby lakes

Quick answers

What is the full pool level of Blue Mountain Lake?
384.0 ft above mean sea level, the top of its conservation pool. Above it, water is held in the flood pool (up to 419.0 ft) and released through Blue Mountain Dam when conditions downstream allow.
How much does Blue Mountain Lake need to be full?
Blue Mountain Lake needs 13.24 ft more water to reach full pool (384.0 ft), as of Nov 7, 2026.
Is Blue Mountain Lake rising or falling?
It is steady: −0.01 ft in the last 7 days and −0.01 ft in 24 hours, to 370.76 ft on 7:00 AM CST, Nov 7, 2026 (US Army Corps of Engineers).
When was Blue Mountain Lake last full?
It was last at or above full pool (384.0 ft) on May 19, 2026. On Nov 7, 2026 it was 13.24 ft below.
What was the highest level ever recorded?
Blue Mountain Lake reached 425.01 ft on May 5, 1990. The lowest was 370.35 ft on Sep 22, 1988 (USACE data since 1950).
How much has Blue Mountain Lake changed in the last year?
In the last 12 months it ranged from 370.76 ft (Nov 7, 2026) to 395.17 ft (Apr 28, 2026), a swing of 24.41 ft.
How often is this page updated?
This page is updated several times a day with the latest reading from US Army Corps of Engineers. The last reading is from 7:00 AM CST, Nov 7, 2026.

Where this data comes from

Hourly pool elevation from the US Army Corps of Engineers (water.usace.army.mil). Recent readings are provisional and may be revised. Weather from the National Weather Service. Dam details from the National Inventory of Dams.

Lake Levels Daily is an independent site, not affiliated with TWDB, LCRA, USACE, USGS, NOAA, TVA or any lake operator. Check official sources before making safety decisions.