North Knob Lake
Matanuska-Susitna County, Alaska31 acresView mapDirections
No nutrient or algae sampling on record from Alaska DEC for this lake.
- 8 ft max depth
North Knob Lake in Matanuska-Susitna County, Alaska has water-quality measurements published by Alaska DEC, shown here as reported. Maximum depth: 8 ft. Surface area: 31 acres.
North Knob Lake is a 31-acre lake in Matanuska-Susitna County, Alaska with a maximum depth of 8 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether North Knob 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.
Water quality measurements for North Knob Lake
These are the measurements Alaska DEC publishes for North Knob 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 North Knob Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
8 ft
Surface area
31 acres
Lake Size & Watershed
Watershed (drainage) area
0 sq mi
HydroLAKES / HydroSHEDS
Shoreline
1.6 mi
HydroLAKES / HydroSHEDS
Elevation
2,966 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
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Frequently asked questions about North Knob Lake
Where is North Knob Lake?
- North Knob Lake is a lake in Matanuska-Susitna County, Alaska. Its water-quality measurements are published by Alaska DEC and shown on this page as reported.
What is the water quality of North Knob Lake?
- North Knob Lake in Matanuska-Susitna County, Alaska has water-quality measurements published by Alaska DEC, shown here as reported. Maximum depth: 8 ft. Surface area: 31 acres.
Is North Knob Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is North Knob Lake?
- North Knob Lake has a maximum depth of 8 feet. The lake covers 31 acres.
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Where this data comes from
Measurements for North Knob Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Lake size & watershed from HydroLAKES (HydroSHEDS)