Big Lagoon
Humboldt County, California1,424 acresView mapDirections
No nutrient or algae sampling on record from SWRCB for this lake.
- 22 ft max depth
- Limited data
Big Lagoon in Humboldt County, California has water-quality measurements published by SWRCB, shown here as reported. Maximum depth: 22 ft. Surface area: 1424 acres.
Big Lagoon is a 1,424-acre lake in Humboldt County, California with a maximum depth of 22 feet.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
What Big Lagoon is good for
From access and monitoring records, not editorial picks.
- Camping1 public campground nearby
- Big water1,424 acres
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Big Lagoon is safe to swim in today is a call for the California State Water Resources Control Board and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Big Lagoon
These are the measurements SWRCB publishes for Big Lagoon, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
Ask about Big Lagoon
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
22 ft
Surface area
1,424 acres
Shoreline
9 mi
Recreation & Access
Public campgrounds near Big Lagoon
- Big Lagoon County Park Campground2.4 km
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 Big Lagoon
Compare lakeside cabins, hotels, and vacation rentals near Big Lagoon in Humboldt County, California — 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 Big Lagoon
Prices for Oct 16–18, 4 adults. Change dates on the map below.
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Follow Big Lagoon’s readings
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Fishing Big Lagoon
Nearby Lakes in Humboldt County
Frequently asked questions about Big Lagoon
Where is Big Lagoon?
- Big Lagoon is a lake in Humboldt County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Big Lagoon?
- Big Lagoon in Humboldt County, California has water-quality measurements published by SWRCB, shown here as reported. Maximum depth: 22 ft. Surface area: 1424 acres.
Is Big Lagoon safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Big Lagoon?
- Big Lagoon has a maximum depth of 22 feet. The lake covers 1424 acres.
Are there campgrounds on Big Lagoon?
- Big Lagoon has 1 public campground from USGS The National Map within 5 km, including Big Lagoon County Park Campground. 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 Big Lagoon come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Public campgrounds from USGS The National Map Structures, within about 3 miles