Green Lake
Williams County, North Dakota135 acresView mapDirections
No nutrient or algae sampling on record from ND DEQ for this lake.
Green Lake in Williams County, North Dakota has water-quality measurements published by ND DEQ, shown here as reported. Surface area: 135 acres.
Green Lake is a 135-acre lake in Williams County, North Dakota.
Source: EPA Water Quality Portal sampling records, NDDEQ. 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 Green Lake is safe to swim in today is a call for the North Dakota Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Green Lake
These are the measurements ND DEQ publishes for Green 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 Green Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
135 acres
Shoreline
3.4 mi
No bathymetric survey has been published for Green Lake, so its depth is not documented here.
Stays via Stay22
Stays near Green Lake
Compare lakeside cabins, hotels, and vacation rentals near Green Lake in Williams County, North Dakota — 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 Green Lake
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Frequently asked questions about Green Lake
Where is Green Lake?
- Green Lake is a lake in Williams County, North Dakota. Its water-quality measurements are published by ND DEQ and shown on this page as reported.
What is the water quality of Green Lake?
- Green Lake in Williams County, North Dakota has water-quality measurements published by ND DEQ, shown here as reported. Surface area: 135 acres.
Is Green Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Green Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Depth, fish, and access data from North Dakota Game & Fish