Helm Lake
Ketchikan Gateway County, Alaska209 acresView mapDirections
No nutrient or algae sampling on record from Alaska DEC for this lake.
- 17 ft mean depth (modelled)
Helm Lake in Ketchikan Gateway County, Alaska has water-quality measurements published by Alaska DEC, shown here as reported. Surface area: 209 acres.
Helm Lake is a 209-acre lake in Ketchikan Gateway County, Alaska with an estimated average depth of about 17 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
What Helm Lake is good for
From access and monitoring records, not editorial picks.
- Camping2 public campgrounds nearby
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Helm 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 Helm Lake
These are the measurements Alaska DEC publishes for Helm 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 Helm Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Mean depth
~17 ft est.
Surface area
209 acres
Depth marked “est.” is a modeled estimate from HydroLAKES, not a measured survey. Alaska has not published bathymetry for Helm Lake.
Lake Size & Watershed
Watershed (drainage) area
2 sq mi
HydroLAKES / HydroSHEDS
Mean depth
~17 ft est.
Modelled from terrain, not sounded
Shoreline
3.5 mi
HydroLAKES / HydroSHEDS
Elevation
49 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.
Recreation & Access
Public campgrounds near Helm Lake
Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes
Stays via Stay22
Stays near Helm Lake
Compare lakeside cabins, hotels, and vacation rentals near Helm 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.
Top-rated places to stay near Helm Lake
Prices for Oct 16–18, 4 adults. Change dates on the map below.
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Fishing Helm Lake
Nearby Lakes in Ketchikan Gateway County
Frequently asked questions about Helm Lake
Where is Helm Lake?
- Helm 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 Helm Lake?
- Helm Lake in Ketchikan Gateway County, Alaska has water-quality measurements published by Alaska DEC, shown here as reported. Surface area: 209 acres.
Is Helm Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Helm Lake?
- No published bathymetric survey covers Helm Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 17 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 209 acres.
Are there campgrounds on Helm Lake?
- Helm Lake has 2 public campgrounds from USGS The National Map within 5 km, including Helm Bay Cabin, Helm Creek Cabin. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.
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Where this data comes from
Measurements for Helm 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)
Public campgrounds from USGS The National Map Structures, within about 3 miles