Where is Long Lagoon?

Long Lagoon is a lake in St. Bernard County, Louisiana. Its water-quality measurements are published by LDEQ and shown on this page as reported.

Long Lagoon

St. Bernard County, Louisiana579 acresView map Directions

No nutrient or algae sampling on record from LDEQ for this lake.

Area

579 acres

Surface area

See the measurements Directions Where to stay

Long Lagoon in St. Bernard County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Surface area: 579 acres.

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Long Lagoon is a 579-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 reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Long Lagoon 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.

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Water quality measurements for Long Lagoon

These are the measurements LDEQ publishes for Long 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. TSI undefined.

Ask about Long Lagoon

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

579 acres

No bathymetric survey has been published for Long Lagoon, so its depth is not documented here.

Stays via Stay22

Stays near Long Lagoon

Compare lakeside cabins, hotels, and vacation rentals near Long Lagoon in St. Bernard County, Louisiana — 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 Long Lagoon

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Fishing Long Lagoon

→ Long Lagoon fishing regulations (limits, seasons, special rules)

Nearby Lakes in St. Bernard County

Halfmoon Pass Bay1.5 miView →Little Halfmoon Bay1.6 miView →Joe Shiman Pass1.8 miView →Deep Pass2.4 miView →Blind Lagoon2.5 miView →Lagoon Giraud2.8 miView →

Frequently asked questions about Long Lagoon

Where is Long Lagoon?: Long Lagoon 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 Long Lagoon?: Long Lagoon in St. Bernard County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Surface area: 579 acres.
Is Long Lagoon safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.