Haven Lake Water Level
Delaware · updated daily from the U.S. Geological Survey
13.81 ft
Haven Lake is current reading available and steady (-0.03 ft in the last 7 days).
Change since yesterday: -0.01 ft
Reading as of 2026-08-16
Where Haven Lake sits historically
Today's level compared with every reading in our 0.3-year record for this lake.
Since yesterday
-0.01 ft
7-day change
-0.03 ft
30-day change
+0.04 ft
1-year change
— ft
Last 30 days
Last 12 months
Haven Lake records and averages
| Current level | 13.81 ft |
|---|---|
| Record high | 14.06 ft (2026-07-22) |
| Record low | 13.77 ft (2026-06-19) |
| Average of all readings | 13.85 ft |
| Data span | 0.3 years (121 readings) |
Frequently asked questions
Is Haven Lake full right now?
As of 2026-08-16, Haven Lake sits at 13.81 ft, which is current reading available.Over the past 30 days the level has risen 0.04 ft.
What is the water level at Haven Lake today?
The most recent reading is 13.81 ft (2026-08-16), sourced from the U.S. Geological Survey. Readings on this page refresh automatically as the agency publishes new data.
What is the highest Haven Lake has ever been?
The highest level in our records is 14.06 ft on 2026-07-22. The lowest is 13.77 ft on 2026-06-19. Our record covers about 0.3 years of readings.
Why is Haven Lake changing 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. Haven Lake has risen 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 Haven Lake changed over the past year?
Year-over-year comparison is not available for this lake yet. The full-history chart above covers 0.3 years, with a record high of 14.06 ft and a record low of 13.77 ft.
Nearby lakes in Delaware
Source: the U.S. Geological Survey. Readings are provisional and subject to revision by the publishing agency. All Delaware lake levels.