Murphy Lake Water Level
Louisiana · updated daily from the U.S. Geological Survey
8.90 ft
Murphy Lake is low for this time of year and falling (-0.44 ft in the last 7 days).
Change since yesterday: -0.05 ft
Reading as of 2026-08-14 · higher than 18% of August readings on record
Where Murphy Lake sits historically
Today's level compared with every reading in our 5.0-year record for this lake.
Since yesterday
-0.05 ft
7-day change
-0.44 ft
30-day change
-3.41 ft
1-year change
-1.38 ft
Last 30 days
Last 12 months
Full history (5.0 years)
Murphy Lake records and averages
| Current level | 8.90 ft |
|---|---|
| Record high | 16.59 ft (2025-05-10) |
| Record low | 7.69 ft (2023-10-16) |
| Average of all readings | 10.49 ft |
| Data span | 5.0 years (1,790 readings) |
Frequently asked questions
Is Murphy Lake full right now?
As of 2026-08-14, Murphy Lake sits at 8.90 ft, which is low for this time of year.Over the past 30 days the level has fallen 3.41 ft.
What is the water level at Murphy Lake today?
The most recent reading is 8.90 ft (2026-08-14), sourced from the U.S. Geological Survey. Readings on this page refresh automatically as the agency publishes new data.
What is the highest Murphy Lake has ever been?
The highest level in our records is 16.59 ft on 2025-05-10. The lowest is 7.69 ft on 2023-10-16. Our record covers about 5.0 years of readings.
Is Murphy Lake low for this time of year?
Compared with every August in our records, the current level is higher than 18% of them — low for this time of year. Seasonal comparison matters more than the raw number, because most reservoirs draw down predictably through late summer and refill over winter and spring.
Why is Murphy Lake low right now?
Reservoir levels move for four main reasons: rainfall and runoff into the basin, releases through the dam for downstream water supply, power generation or flood control, evaporation during hot months, and seasonal drawdown schedules set by the operating agency. Murphy Lake has fallen 3.41 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.
How much has Murphy Lake changed over the past year?
The level is -1.38 ft compared with this date last year (8.90 ft today). The full-history chart above covers 5.0 years, with a record high of 16.59 ft and a record low of 7.69 ft.
Nearby lakes in Louisiana
Source: the U.S. Geological Survey. Readings are provisional and subject to revision by the publishing agency. All Louisiana lake levels.