Lake depth chart
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73-acre lake in Cariboo Regional District, British Columbia. The lake tops out around 39 ft. Bathymetry on this water is estimated from its real outline and maximum depth. Use it to shortlist water, then verify with your electronics — and never navigate by it. Species by species, here's what the data says the year looks like.
The outline encloses 73 acres, worked by 1.8 miles of shoreline. With a 1.5 development index there's bank structure worth casting at, in moderation. Roughly 46% of the water is 15 ft or less as modeled, the band where the food chain lives. Call it 0.7 mi long by 0.2 mi wide at the broadest reach. It sits in Cariboo Regional District. Its nearest charted neighbour, Chisel Lake, is 1 mi to the southeast.
Come spring, look for burbot tight to the bank in 12 to 39 ft. Through summer count on 12 to 39 ft; the winter hold is 10 to 39 ft. Start at Deep basin. It's a deep basin holding about 33 ft of water and rates prime come spring. Prime time lands in after dark and midday. A heavy jig + cut bait is the honest summer answer here.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 12 to 39 ft chart-limited; documented 25 to 70 ft | night & dusk | Deep basin (33 ft) | Glow jigging spoon + cut bait, Rattle bait (dark) |
| Summer | 12 to 39 ft chart-limited; documented 50 to 120 ft | night & midday | Deep basin (33 ft) | Heavy jig + cut bait |
| Fall | 12 to 39 ft chart-limited; documented 30 to 80 ft | night & dusk | Deep basin (33 ft) | Glow spoon + minnow head, Blade bait (slow) |
| Winter | 10 to 39 ft chart-limited; documented 15 to 60 ft | night & dusk | Deep basin (33 ft) | Glow tungsten + cut bait, Rattle spoon + minnow head |
Early season rainbow trout use the shallows, holding in 5 to 20 ft. Expect a summer slide to 8 to 30 ft, then a winter hold in 8 to 39 ft. Put Break off the point first on the milk run — a drop-off near 18 ft that grades prime for winter. In summer the feeding windows fall in early morning and the evening. Tie on a dodger + spoon (deep troll) or a flutter spoon and you're in the game.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 5 to 20 ft | dawn & dusk | Main-lake point (10 ft) | Inline spinner (silver), Small spoon |
| Summer | 8 to 30 ft | dawn & dusk | Break off the point (18 ft) | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 10 to 35 ft | dawn & dusk | Main-lake point (10 ft) | Casting spoon, Jerkbait over shoals |
| Winter | 8 to 39 ft chart-limited; documented 8 to 40 ft | dawn | Break off the point (18 ft) | Jigging spoon, Tube jig (white) |
The spring pattern is a shallow one: lake whitefish in 12 to 39 ft. The depth story barely changes: 12 to 39 ft through summer, 12 to 39 ft in winter. Top water on the chart: Deep basin, a deep basin in the 33 ft range, prime in summer. Time it for early morning. Summer baits: a blade bait vertical or a small jigging spoon gets it done.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 12 to 39 ft chart-limited; documented 15 to 45 ft | midday & dawn | Break off the point (18 ft) | Small jig + waxworm, Blade bait (small) |
| Summer | 12 to 39 ft chart-limited; documented 40 to 90 ft | dawn | Deep basin (33 ft) | Blade bait vertical, Small jigging spoon |
| Fall | 8 to 30 ft | dusk | Break off the point (18 ft) | Small spoon (gold), Jig + plastic larva |
| Winter | 12 to 39 ft chart-limited; documented 25 to 70 ft | midday & dawn | Deep basin (33 ft) | Jigging spoon + bead chain, Tungsten jig + waxie |
When the water first warms, bull trout slide up into 10 to 39 ft. There's no big seasonal slide here — summer means 12 to 39 ft, winter 11 to 39 ft. If you only fish one area, make it Deep basin: a deep basin around 33 ft that scores prime in summer. In summer the feeding windows fall in early morning and the evening. Keep a trolled plug on downrigger or a heavy jigging spoon rigged through the warm months.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 10 to 39 ft chart-limited; documented 10 to 40 ft | dawn & dusk | Break off the point (18 ft) | Large jointed plug, 6" swimbait (kokanee/trout pattern) |
| Summer | 12 to 39 ft chart-limited; documented 30 to 90 ft | dawn & dusk | Deep basin (33 ft) | Trolled plug on downrigger, Heavy jigging spoon |
| Fall | 5 to 35 ft | dawn & dusk | Main-lake point (10 ft) | Large glide bait, Jointed plug |
| Winter | 11 to 39 ft chart-limited; documented 20 to 70 ft | dawn | Break off the point (18 ft) | Heavy spoon (slow lift), Large soft swimbait |
Start shallow in spring: dolly varden sit in 1 to 30 ft that time of year. Warm water sends them out to 2 to 39 ft; cold water stacks them in 7 to 39 ft. Top water on the chart: Main-lake point, a point in the 10 ft range, prime in spring. Fish it in early morning and the evening and you'll meet the bite. Throw a small chrome spoon or a baitfish streamer until the fish tell you otherwise.
Depth note: when a documented seasonal range extends below this chart, the table shows the deepest mapped working water, not a verified holding depth.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 1 to 30 ft | dawn & midday | Main-lake point (10 ft) | Small silver spoon, Inline spinner |
| Summer | 2 to 39 ft chart-limited; documented 2 to 40 ft | dawn & dusk | Main-lake point (10 ft) | Small chrome spoon, Baitfish streamer |
| Fall | 1 to 25 ft | dawn & dusk | Main-lake point (10 ft) | Small spinner, Egg or fry pattern |
| Winter | 7 to 39 ft chart-limited; documented 8 to 45 ft | midday | Break off the point (18 ft) | Small slow spoon, Weighted baitfish fly |
Atan Lake carries 6 mapped structure features, topping out (or rather bottoming out) at Deep basin, about 33 ft down.
Access data: British Columbia Recreation Sites and Trails - Recreation Sites Subset; Government of British Columbia - Dual-Verified Provincial Crown Land Shoreline; Government of British Columbia - Dual-Verified Provincial Crown Land Shoreline. Confirm conditions and fees locally before you launch.
Season dates, license requirements, and size and bag limits for British Columbia waters are set by the BC freshwater fishing synopsis — and special regulations can apply to Atan Lake specifically, so confirm the current rules before you fish.
Check the official British Columbia fishing regulations →
Atan Lake is about 39 ft (12 m) deep at its deepest point. The contours here are modeled from the water's real shape and maximum depth, so treat them as a rough guide.
Anglers target burbot, rainbow trout, lake whitefish, bull trout, dolly varden on Atan Lake.
Deep basin is the top-rated area: a deep basin in about 33 ft of water that rates prime for burbot in spring. Open the map above to see every rated spot for each species and season.
For burbot, the summer bite is best in after dark and midday. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Fishing on Atan Lake is regulated by the BC freshwater fishing synopsis. Check the official British Columbia regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Chisel Lake 1 mi · Bowron Lake 3 mi · Selina Lake 3 mi · Swan Lake 4 mi · Kibbee Lake 5 mi · Wendle Lake 7 mi · Indianpoint Lake 8 mi · Skoi Lake 10 mi · Babcock Lake 11 mi · Jack Of Clubs Lake 11 mi · Indian Lake 12 mi · Unna Lake 13 mi
See how Atan Lake stacks up: best rainbow trout lakes in British Columbia · best lake whitefish lakes in British Columbia · best burbot lakes in British Columbia
More water nearby: Cariboo Regional District fishing maps (445 charts). Browse all British Columbia fishing maps. See every water on DepthScout. Shoreline: British Columbia Freshwater Atlas. This is a shoreline guide. Modeled depth contours have been retired. How we build these maps. Fish here with a sonar unit that logs? Send us your depth data and we'll improve this chart, credited to you. For fishing guidance only, never navigation.