No full-pool figure is published for any of these 2 Delaware lakes, so each row reads its gauge against that lake's own record. The newest reading on this page is from August 26, 2026.
| Lake | Level now | Full pool | Against full pool | Reading |
|---|---|---|---|---|
| Garrisons Lake Impounded millpond; USGS gauge near Cheswold | 5.62 ft | not published | Reading is typical for late August. | August 26, 2026 |
| Hearns Pond Impounded millpond; USGS gauge near Seaford | 24.71 ft | not published | Reading is typical for late August. | August 26, 2026 |
“Full pool” means the conservation pool — what that is, and what it is not. Lakes with no published figure are read against their own seasonal record instead.
Delaware lake levels, asked and answered
What are the lake levels in Delaware today?
No full-pool figure is published for any of these 2 Delaware lakes, so each row reads its gauge against that lake's own record. The newest reading on this page is from August 26, 2026.
Where do these Delaware lake levels come from?
Each row is the gauge the agency that runs the lake publishes — the Corps of Engineers, the Bureau of Reclamation, the state water agency or the US Geological Survey, depending on the lake. Open a lake and its own page re-reads that gauge as the page loads, wherever the agency lets a browser do it.