Halfmoon Pass Bay
St. Bernard County, Louisiana568 acresView mapDirections
No nutrient or algae sampling on record from LDEQ for this lake.
Halfmoon Pass Bay in St. Bernard County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Surface area: 568 acres.
Halfmoon Pass Bay is a 568-acre lake in St. Bernard County, Louisiana.
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 Halfmoon Pass Bay is safe to swim in today is a call for the Louisiana Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Halfmoon Pass Bay
These are the measurements LDEQ publishes for Halfmoon Pass Bay, 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.
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Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
568 acres
No bathymetric survey has been published for Halfmoon Pass Bay, so its depth is not documented here.
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Stays near Halfmoon Pass Bay
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Frequently asked questions about Halfmoon Pass Bay
Where is Halfmoon Pass Bay?
- Halfmoon Pass Bay is a lake in St. Bernard County, Louisiana. Its water-quality measurements are published by LDEQ and shown on this page as reported.
What is the water quality of Halfmoon Pass Bay?
- Halfmoon Pass Bay in St. Bernard County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Surface area: 568 acres.
Is Halfmoon Pass Bay 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 Halfmoon Pass Bay come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.