Lake Ross Barnett
Smith County, Mississippi80 acresView mapDirections
No nutrient or algae sampling on record from MDEQ for this lake.
- Public access
- Limited data
Lake Ross Barnett in Smith County, Mississippi has water-quality measurements published by MDEQ, shown here as reported. Surface area: 80 acres.
Lake Ross Barnett is a 80-acre lake in Smith County, Mississippi. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2022-05-11. Methodology: how these readings are compared.
What Lake Ross Barnett is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Ross Barnett 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 Lake Ross Barnett
These are the measurements MDEQ publishes for Lake Ross Barnett, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
Ask about Lake Ross Barnett
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
80 acres
Public access
Yes
Listed by MDEQ
No bathymetric survey has been published for Lake Ross Barnett, so its depth is not documented here.
Recreation & Access
- Lake Ross Barnett (Lake Prentiss Walker)Public
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Lake Ross Barnett
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Fishing Lake Ross Barnett
Reservoir Info (USACE NID)
Lake Ross Barnett is a man-made reservoir impounded by the Prentiss Walker Lake Dam (completed 1963), built primarily for recreation on the Unt of Clear Creek; earth-type dam, 47 ft tall and 1,100 ft long.
- Surface area
- 80 ac
- Normal storage
- 1,305 ac-ft
- Max storage
- 1,479 ac-ft
- Drainage area
- 2.13 sq mi
- Hazard class
- High
- Owner
- MISSISSIPPI DEPARTMENT OF WILDLIFE FISHERIES AND PARKS
Source: USACE National Inventory of Dams, NID ID MS02721 · Operator website · Matched by proximity (0.04 km)
Nearby Lakes in Smith County
Frequently asked questions about Lake Ross Barnett
Where is Lake Ross Barnett?
- Lake Ross Barnett is a lake in Smith County, Mississippi. Its water-quality measurements are published by MDEQ and shown on this page as reported.
What is the water quality of Lake Ross Barnett?
- Lake Ross Barnett in Smith County, Mississippi has water-quality measurements published by MDEQ, shown here as reported. Surface area: 80 acres.
Is Lake Ross Barnett safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there boat ramps on Lake Ross Barnett?
- Lake Ross Barnett has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake Ross Barnett (Lake Prentiss Walker). Public access is listed as yes.
Can I fish at Lake Ross Barnett?
- Lake Ross Barnett has 1 documented boat landing in the USGS National Boat Ramps inventory. 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 Lake Ross Barnett across LakeQuality
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Where this data comes from
6 measurements from 1 monitoring station, 2022. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- MISSISSIPPI DEPARTMENT OF ENVIRONMENTAL QUALITY
21MSWQ_WQX6 samples · 2022
Analytical methods
- Phosphorus by Colorimetry
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
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
Named boat-access points from the USGS National Boat Ramps inventory