Chambers Lake Water Level

Pennsylvania · updated daily from the U.S. Geological Survey

577.21 ft

Chambers Lake is low for this time of year and falling (-0.60 ft in the last 7 days).

Change since yesterday: -0.11 ft

Reading as of 2026-08-14 · higher than 0% of August readings on record

Where Chambers Lake sits historically

TODAY 577.21 ftRECORD LOW577.05 ft2024-12-10RECORD HIGH581.91 ft2024-01-10

Today's level compared with every reading in our 5.0-year record for this lake.

Since yesterday

-0.11 ft

7-day change

-0.60 ft

30-day change

-1.59 ft

1-year change

-2.62 ft

Last 30 days

2026-07-15577.0–579.0 ft2026-08-14

Last 12 months

2025-08-14576.8–580.9 ft2026-08-14

Full history (5.0 years)

2021-08-16576.7–581.4 ft2026-08-13

Chambers Lake records and averages

Current level577.21 ft
Record high581.91 ft (2024-01-10)
Record low577.05 ft (2024-12-10)
Average of all readings579.77 ft
Data span5.0 years (1,822 readings)

Frequently asked questions

Is Chambers Lake full right now?

As of 2026-08-14, Chambers Lake sits at 577.21 ft, which is low for this time of year.Over the past 30 days the level has fallen 1.59 ft.

What is the water level at Chambers Lake today?

The most recent reading is 577.21 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 Chambers Lake has ever been?

The highest level in our records is 581.91 ft on 2024-01-10. The lowest is 577.05 ft on 2024-12-10. Our record covers about 5.0 years of readings.

Is Chambers Lake low for this time of year?

Compared with every August in our records, the current level is higher than 0% 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 Chambers 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. Chambers Lake has fallen 1.59 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.

How much has Chambers Lake changed over the past year?

The level is -2.62 ft compared with this date last year (577.21 ft today). The full-history chart above covers 5.0 years, with a record high of 581.91 ft and a record low of 577.05 ft.

Nearby lakes in Pennsylvania

Struble Lake water level
616.85 ft · steady
Blue Marsh Lake water level
290.04 ft · steady
Beltzville Lake water level
628.05 ft · falling
Francis E. Walter Reservoir water level
1364.05 ft · falling
Prompton Reservoir water level
1124.02 ft · steady
General Edgar Jadwin Reservoir water level
996.94 ft · rising

Source: the U.S. Geological Survey. Readings are provisional and subject to revision by the publishing agency. All Pennsylvania lake levels.