Basin Lake is a lake in Ketchikan Gateway County, Alaska. Its water-quality measurements are published by Alaska DEC and shown on this page as reported.

How deep is Basin Lake?

No published bathymetric survey covers Basin Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 26 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate. The lake covers 253 acres.

Basin Lake

Ketchikan Gateway County, Alaska253 acresView map Directions

No nutrient or algae sampling on record from Alaska DEC for this lake.

Mean depth

~26 ft est.

HydroLAKES model

Area

253 acres

Surface area

26 ft mean depth (modelled)

See the measurements Directions Where to stay

Basin Lake in Ketchikan Gateway County, Alaska has water-quality measurements published by Alaska DEC, shown here as reported. Surface area: 253 acres.

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Basin Lake is a 253-acre lake in Ketchikan Gateway County, Alaska with an estimated average depth of about 26 feet.

Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Basin Lake is safe to swim in today is a call for the Alaska Department of Environmental Conservation and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Basin Lake

These are the measurements Alaska DEC publishes for Basin Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. TSI undefined.

Ask about Basin Lake

Answers come straight from the public measurements and survey records on this page.

Lake Details

Mean depth

~26 ft est.

Surface area

253 acres

Depth marked “est.” is a modeled estimate from HydroLAKES, not a measured survey. Alaska has not published bathymetry for Basin Lake.

Lake Size & Watershed

Watershed (drainage) area

2 sq mi

HydroLAKES / HydroSHEDS

Mean depth

~26 ft est.

Modelled from terrain, not sounded

Shoreline

4.7 mi

HydroLAKES / HydroSHEDS

Elevation

469 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.

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Stays near Basin Lake

Compare lakeside cabins, hotels, and vacation rentals near Basin Lake in Ketchikan Gateway County, Alaska — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

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Fishing Basin Lake

→ Basin Lake fishing regulations (limits, seasons, special rules)

Nearby Lakes in Ketchikan Gateway County

Gokachin Lakes1.1 miView →Big Lake1.3 miView →Granite Lake2.2 miView →Low Lake2 miView →Mesa Lake2.2 miView →Ella Lake4.4 miView →

Frequently asked questions about Basin Lake

Where is Basin Lake?: Basin Lake is a lake in Ketchikan Gateway County, Alaska. Its water-quality measurements are published by Alaska DEC and shown on this page as reported.
What is the water quality of Basin Lake?: Basin Lake in Ketchikan Gateway County, Alaska has water-quality measurements published by Alaska DEC, shown here as reported. Surface area: 253 acres.
Is Basin Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Basin Lake?: No published bathymetric survey covers Basin Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 26 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate. The lake covers 253 acres.