Beltzville Lake Water Level
Pennsylvania · updated daily from the U.S. Geological Survey
628.05 ft
Beltzville Lake is below average for this time of year and falling (-0.16 ft in the last 7 days).
Change since yesterday: -0.09 ft
Reading as of 2026-08-14 · higher than 38% of August readings on record
Where Beltzville Lake sits historically
Today's level compared with every reading in our 16.8-year record for this lake.
Since yesterday
-0.09 ft
7-day change
-0.16 ft
30-day change
-0.04 ft
1-year change
-0.41 ft
Last 30 days
Last 12 months
Full history (16.8 years)
Beltzville Lake records and averages
| Current level | 628.05 ft |
|---|---|
| Record high | 638.76 ft (2011-03-13) |
| Record low | 610.23 ft (2016-11-28) |
| Average of all readings | 627.53 ft |
| Data span | 16.8 years (6,100 readings) |
Frequently asked questions
Is Beltzville Lake full right now?
As of 2026-08-14, Beltzville Lake sits at 628.05 ft, which is below average for this time of year.Over the past 30 days the level has fallen 0.04 ft.
What is the water level at Beltzville Lake today?
The most recent reading is 628.05 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 Beltzville Lake has ever been?
The highest level in our records is 638.76 ft on 2011-03-13. The lowest is 610.23 ft on 2016-11-28. Our record covers about 16.8 years of readings.
Is Beltzville Lake low for this time of year?
Compared with every August in our records, the current level is higher than 38% of them — below average 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 Beltzville 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. Beltzville Lake has fallen 0.04 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.
How much has Beltzville Lake changed over the past year?
The level is -0.41 ft compared with this date last year (628.05 ft today). The full-history chart above covers 16.8 years, with a record high of 638.76 ft and a record low of 610.23 ft.
Nearby lakes in Pennsylvania
Source: the U.S. Geological Survey. Readings are provisional and subject to revision by the publishing agency. All Pennsylvania lake levels.