Pool D
Itawamba County, Mississippi1,992 acresView mapDirections
MDEQ publishes the water-quality measurements for Pool D. Here is what has been measured.
- Mesotrophic
- Public access
Pool D in Itawamba County, Mississippi has water-quality measurements published by MDEQ, shown here as reported. Water clarity: 3 ft visibility. Phosphorus: 60 µg/L. Chlorophyll-a (algae): 6.4 µg/L. Surface area: 1992 acres.
Pool D is a 1,992-acre mesotrophic lake in Itawamba County, Mississippi. Limited fish-species data available. Public access is available. Compared to the 2 other monitored lakes in Itawamba County, Pool D ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2024-11-04. Methodology: how these readings are compared.
What Pool D is good for
From access and monitoring records, not editorial picks.
- Big water1,992 acres
Swimming conditions
Readings onlyLow algae
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 Pool D is safe to swim in today is a call for the Mississippi Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Pool D
These are the measurements MDEQ publishes for Pool D, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Very murky, less than 3 ft of visibility. Phosphorus 60 µg/L. Chlorophyll-a 6.4 µg/L. TSI 58.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 60µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 6.4µg/L | Good GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 58 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Pool D
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
1,992 acres
Public access
Yes
Listed by MDEQ
No bathymetric survey has been published for Pool D, so its depth is not documented here.
Stays via Stay22
Stays near Pool D
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Fishing Pool D
Reservoir Info (USACE NID)
Pool D is a man-made reservoir impounded by the John Rankin Lock and Dam - Right Canal Embankment (completed 1984), built primarily for navigation on the Tombigbee; gravity-type dam, 48 ft tall and 1,600 ft long.
- Surface area
- 1,992 ac
- Normal storage
- 24,900 ac-ft
- Max storage
- 27,000 ac-ft
- Drainage area
- 379 sq mi
- Hazard class
- Significant
- Owner
- USACE - Mobile District
All listed purposes: Navigation;Recreation.
Source: USACE National Inventory of Dams, NID ID MS82201 · Operator website
Nearby Lakes in Itawamba County
Frequently asked questions about Pool D
Where is Pool D?
- Pool D is a lake in Itawamba County, Mississippi. Its water-quality measurements are published by MDEQ and shown on this page as reported.
What is the water quality of Pool D?
- Pool D in Itawamba County, Mississippi has water-quality measurements published by MDEQ, shown here as reported. Water clarity: 3 ft visibility. Phosphorus: 60 µg/L. Chlorophyll-a (algae): 6.4 µg/L. Surface area: 1992 acres.
Is Pool D safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Can I fish at Pool D?
- Public access to Pool D is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Mississippi's fish and wildlife agency, so check its current regulations before you go.
Explore Pool D across LakeQuality
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Other Lakes in Mississippi
Mesotrophic Lakes in Mississippi
Where this data comes from
136 measurements from 2 monitoring stations, 2022–2024. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- MISSISSIPPI DEPARTMENT OF ENVIRONMENTAL QUALITY
21MSWQ_WQX136 samples · 2022–2024
Analytical methods
- Phosphorus by Colorimetry
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
Monitoring station identifiers (2)
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.