Old River Northeast of Mansura Lake
Avoyelles 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 Old River Northeast of Mansura Lake. Here is what has been measured.
- Public access
- Limited data
Old River Northeast of Mansura Lake in Avoyelles Parish County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Phosphorus: 290 µg/L.
Old River Northeast of Mansura Lake is a lake in Avoyelles Parish County, Louisiana. Limited fish-species data available. Public access is available.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2023-10-03. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Old River Northeast of Mansura Lake 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 Old River Northeast of Mansura Lake
These are the measurements LDEQ publishes for Old River Northeast of Mansura 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. Phosphorus 290 µg/L. TSI 86.
| 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 | 290µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 86 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
Ask about Old River Northeast of Mansura Lake
Answers come straight from the public measurements and survey records on this page.
Stays via Stay22
Stays near Old River Northeast of Mansura Lake
Compare lakeside cabins, hotels, and vacation rentals near Old River Northeast of Mansura Lake in Avoyelles 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.
Top-rated places to stay near Old River Northeast of Mansura Lake
Prices for Oct 9–11, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Follow Old River Northeast of Mansura Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Old River Northeast of Mansura Lake
Nearby Lakes in Avoyelles Parish County
Frequently asked questions about Old River Northeast of Mansura Lake
Where is Old River Northeast of Mansura Lake?
- Old River Northeast of Mansura Lake is in Avoyelles 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 Old River Northeast of Mansura Lake?
- Old River Northeast of Mansura Lake in Avoyelles Parish County, Louisiana has water-quality measurements published by LDEQ, shown here as reported. Phosphorus: 290 µg/L.
Is Old River Northeast of Mansura Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Can I fish at Old River Northeast of Mansura Lake?
- Public access to Old River Northeast of Mansura Lake is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Louisiana's fish and wildlife agency, so check its current regulations before you go.
Explore Old River Northeast of Mansura Lake across LakeQuality
More lakes in Louisiana
Other Lakes in Louisiana
Hypereutrophic Lakes in Louisiana
Where this data comes from
16 measurements from 1 monitoring station, 2022–2023. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- LDEQ/Water Planning and Assessment (Louisiana)
LADEQWPD_WQX16 samples · 2022–2023
Analytical methods
- Total Phosphorus After Block Digestion
- 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.