Lake Palourde West-Northwest of Gibson
St. Martin 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 Palourde West-Northwest of Gibson. Here is what has been measured.
- Hypereutrophic
- Impaired · Turbidity
- Limited data
Lake Palourde West-Northwest of Gibson in St. Martin Parish County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Phosphorus: 405 µg/L. Chlorophyll-a (algae): 40.4 µg/L.
Lake Palourde West-Northwest of Gibson is a highly nutrient-loaded hypereutrophic lake in St. Martin Parish County, Louisiana. Compared to the 4 other monitored lakes in St. Martin Parish County, Lake Palourde West-Northwest of Gibson ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2022-06-08. 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. Lake Palourde West-Northwest of Gibson is listed impaired under Clean Water Act §303(d) (IR 5) for turbidity. Check local advisories before you swim.
Whether Lake Palourde West-Northwest of Gibson 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 Palourde West-Northwest of Gibson
These are the measurements LDEQ publishes for Lake Palourde West-Northwest of Gibson, 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 405 µg/L. Chlorophyll-a 40.4 µg/L. TSI 79.
| 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 | 405µg/L | Poor GoodFairPoor |
| Chlorophyll-a (algae) | 40.4µg/L | Poor GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 79 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
Ask about Lake Palourde West-Northwest of Gibson
Answers come straight from the public measurements and survey records on this page.
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Stays near Lake Palourde West-Northwest of Gibson
Compare lakeside cabins, hotels, and vacation rentals near Lake Palourde West-Northwest of Gibson in St. Martin Parish 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. The water-quality readings cover nutrients and algae, not lodging. Cabins and rentals around Lake Palourde West-Northwest of Gibson are listed below.
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Fishing Lake Palourde West-Northwest of Gibson
EPA Impairment Status
Lake Palourde West-Northwest of Gibson is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit LA120205_00 · Official waterbody report
Nearby Lakes in St. Martin Parish County
Frequently asked questions about Lake Palourde West-Northwest of Gibson
Where is Lake Palourde West-Northwest of Gibson?
- Lake Palourde West-Northwest of Gibson is in St. Martin 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 Palourde West-Northwest of Gibson?
- Lake Palourde West-Northwest of Gibson in St. Martin Parish County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Phosphorus: 405 µg/L. Chlorophyll-a (algae): 40.4 µg/L.
Is Lake Palourde West-Northwest of Gibson safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Lake Palourde West-Northwest of Gibson is listed impaired under Clean Water Act §303(d) (IR 5) for turbidity. Check local advisories before you swim.
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Where this data comes from
20 measurements from 1 monitoring station, 2022. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- LDEQ/Water Planning and Assessment (Louisiana)
LADEQWPD_WQX20 samples · 2022
Analytical methods
- Phosphorus by Two Reagent Colorimetry
- 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.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database