Lake Maurepas East of Maurepas
Livingston Parish County, LouisianaView mapDirections
This is the name LDEQ records for this water. It can describe one sampling location rather than the water as a whole.
LDEQ publishes the water-quality measurements for Lake Maurepas East of Maurepas. Here is what has been measured.
- Eutrophic
- Limited data
Lake Maurepas East of Maurepas in Livingston Parish County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Phosphorus: 180 µg/L. Chlorophyll-a (algae): 23.4 µg/L.
Lake Maurepas East of Maurepas is a productive, nutrient-rich eutrophic lake in Livingston Parish County, Louisiana. Compared to the 10 other monitored lakes in Livingston Parish County, Lake Maurepas East of Maurepas ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2021-07-15. Methodology: how these readings are compared.
Swimming conditions
Readings onlyLimited data
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Maurepas East of Maurepas 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 Lake Maurepas East of Maurepas
These are the measurements LDEQ publishes for Lake Maurepas East of Maurepas, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 180 µg/L. Chlorophyll-a 23.4 µg/L. TSI 70.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 180µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 23.4µg/L | Fair GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 70 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Nearby Lakes in Livingston Parish County
Frequently asked questions about Lake Maurepas East of Maurepas
Where is Lake Maurepas East of Maurepas?
- Lake Maurepas East of Maurepas is in Livingston Parish County, Louisiana. This is the name LDEQ records for this water. It can describe one sampling location rather than the water as a whole. Its water-quality measurements are published by LDEQ and shown on this page as reported.
What is the water quality of Lake Maurepas East of Maurepas?
- Lake Maurepas East of Maurepas in Livingston Parish County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Phosphorus: 180 µg/L. Chlorophyll-a (algae): 23.4 µg/L.
Is Lake Maurepas East of Maurepas safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Lake Maurepas East of Maurepas across LakeQuality
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Eutrophic Lakes in Louisiana
Where this data comes from
14 measurements from 1 monitoring station, 2021. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- LDEQ/Water Planning and Assessment (Louisiana)
LADEQWPD_WQX14 samples · 2021
Analytical methods
- Phosphorus by Two Reagent Colorimetry
- 10200 H ~ Chlorophyll a-b-c Determination
- Multiple Analytical Methods: Analysis for Total Nutrient using Louisiana Department of Environmental Quality specific me
- 2130 B ~ Nephelometric Method
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.