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Fishing Dahlgren Lake: what the data says
22-acre reservoir near Oklahoma. The lake tops out around 20 ft. The depth chart is built from real state fisheries GPS surveys, so the humps, channels and drop-offs you see are measured, not guessed. Below is the species-by-species picture, pulled from the same data the map uses.
Bluegill fishing at Dahlgren Lake
Spring bluegill on Dahlgren Lake hold shallow, usually 1 to 6 ft. By summer they slide out to 4 to 15 ft, and by winter most fish are in 6 to 20 ft. The spot to know is Shallow bay flat, a weed flat in about 6 ft of water that rates prime for bluegill in spring. In summer the feeding windows fall in early morning and the evening. Summer baits: a small sponge spider (fly) or a micro tube jig gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 6 ft | midday & dusk | 1/32 oz jig + micro plastic, Tiny popper (evenings) |
| Summer | 4 to 15 ft | dawn & dusk | Small sponge spider (fly), Micro tube jig |
| Fall | 6 to 18 ft | midday | Micro jig + waxworm, Small spoon tipped |
| Winter | 6 to 20 ft | midday | Tungsten ice jig + plastic, Tiny spoon |
Channel Catfish fishing at Dahlgren Lake
In spring, channel catfish run shallow here, mostly 3 to 12 ft. Summer pushes them deeper, 6 to 20 ft, and winter fish settle into 6 to 20 ft. The spot to know is Deep basin, a deep basin in about 20 ft of water that rates prime for channel catfish in winter. Plan around after dark and the evening in the warm months.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dusk | |
| Summer | 6 to 20 ft | night & dusk | |
| Fall | 6 to 20 ft | dusk | |
| Winter | 6 to 20 ft | midday |
Largemouth Bass fishing at Dahlgren Lake
In spring, largemouth bass run shallow here, mostly 2 to 10 ft. Summer pushes them deeper, 8 to 20 ft, and winter fish settle into 6 to 20 ft. Shallow bay flat is the standout, a weed flat at roughly 6 ft, rated prime for spring largemouth bass. Plan around early morning and the evening in the warm months. Summer baits: a texas-rigged 10" worm or a deep-diving crankbait gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 8 to 20 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 4 to 15 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 6 to 20 ft | midday | Blade bait, Jigging spoon |
Notable structure
- Deep basin: deep basin, around 20 ft
- Break off the point: drop-off, around 15 ft
- Main-lake point: point, around 8 ft
- Shallow bay flat: weed flat, around 6 ft
Common questions
How deep is Dahlgren Lake?
Dahlgren Lake is about 20 ft at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
What fish are in Dahlgren Lake?
Anglers target largemouth bass, bluegill, channel catfish on Dahlgren Lake.
Where is the best fishing spot on Dahlgren Lake?
Shallow bay flat is the top-rated area: a weed flat in about 6 ft of water that rates prime for bluegill in spring. Open the map above to see every rated spot for each species and season.
When is the best time to fish Dahlgren Lake?
For bluegill, the summer bite is best in early morning and the evening. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Lake Thunderbird · Shawnee Twin Lakes #1 · Shawnee Twin Lakes #2 · Lake Stanley Draper · Arcadia Lake · Lake 'O' the Arbuckles
See how Dahlgren Lake stacks up: best largemouth bass lakes in Oklahoma · best bluegill lakes in Oklahoma · best channel catfish lakes in Oklahoma
Browse all Oklahoma fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.