Table Rock L. Lake
Barry County, MissouriView mapDirections
Missouri DNR publishes the water-quality measurements for Table Rock L. Lake. Here is what has been measured.
- Eutrophic
- Limited data
Table Rock L. Lake in Barry County, Missouri has water-quality measurements published by Missouri DNR, shown here as reported. Water clarity: 2.6 ft visibility. Phosphorus: 30.3 µg/L. Chlorophyll-a (algae): 8.2 µg/L.
Table Rock L. Lake is a productive, nutrient-rich eutrophic lake in Barry County, Missouri. Compared to the 8 other monitored lakes in Barry County, Table Rock L. Lake ranks #7 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2023-09-20. 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 Table Rock L. Lake is safe to swim in today is a call for the Missouri Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Table Rock L. Lake
These are the measurements Missouri DNR publishes for Table Rock L. Lake, 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 2.6 ft of visibility. Phosphorus 30.3 µg/L. Chlorophyll-a 8.2 µg/L. TSI 56.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.6ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 30.3µg/L | Fair GoodFairPoor |
| Chlorophyll-a (algae) | 8.2µg/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. | 56 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Table Rock L. Lake
Regulated Pollution Sources Nearby
2 EPA-permitted facilities operate within about 5 miles of Table Rock L. Lake under Clean Water Act (NPDES) discharge permits. 2 facilities have a reported Clean Water Act violation in the past three years.
- Brandy Station SubdivisionEagle Rock · 2.9 mi away · NPDES MO0126870Recent violation
- Mdnr Roaring River State Park WwtfCassville · 4.3 mi away · NPDES MO0034843Recent violation
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Nearby Lakes in Barry County
Frequently asked questions about Table Rock L. Lake
Where is Table Rock L. Lake?
- Table Rock L. Lake is a lake in Barry County, Missouri. Its water-quality measurements are published by Missouri DNR and shown on this page as reported.
What is the water quality of Table Rock L. Lake?
- Table Rock L. Lake in Barry County, Missouri has water-quality measurements published by Missouri DNR, shown here as reported. Water clarity: 2.6 ft visibility. Phosphorus: 30.3 µg/L. Chlorophyll-a (algae): 8.2 µg/L.
Is Table Rock L. Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Table Rock L. Lake across LakeQuality
Species activity outlook by water temperature and season
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Where this data comes from
18 measurements from 1 monitoring station, 2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Univ. of Missouri, Columbia
UMC18 samples · 2023
Analytical methods
- Depth, Secchi disk in meters
- 4500 P E ~ Phosphorus in Water by Colorimetry- Ascorbic Acid Method
- 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
Regulated discharger data from EPA ECHO (ICIS-NPDES)