Knox Village Lake
Jackson County, MissouriView mapDirections
Missouri DNR publishes the water-quality measurements for Knox Village Lake. Here is what has been measured.
- Impaired · Mercury
- Limited data
Knox Village Lake in Jackson County, Missouri has water-quality measurements published by Missouri DNR, shown here as reported. Water clarity: 2.2 ft visibility. Phosphorus: 210 µg/L. Chlorophyll-a (algae): 193.5 µg/L.
Knox Village Lake is a lake in Jackson County, Missouri.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2021-08-30. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Knox Village Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
Whether Knox Village 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 Knox Village Lake
These are the measurements Missouri DNR publishes for Knox Village 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 2.2 ft of visibility. Phosphorus 210 µg/L. Chlorophyll-a 193.5 µg/L. TSI 76.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.2ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 210µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 194µg/L | Measured, not scored 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. | 76 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
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Fishing Knox Village Lake
EPA Impairment Status
Knox Village Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Fish consumption.
Source: EPA ATTAINS assessment unit MO_7657.00 · Official waterbody report
Regulated Pollution Sources Nearby
3 EPA-permitted facilities operate within about 5 miles of Knox Village Lake under Clean Water Act (NPDES) discharge permits.
- Zoetis Lees Summit Main St Logistics CtrLee'S Summit · 1.5 mi away · NPDES MONX01073
- Pgm Of Texas LlcLee'S Summit · 1.5 mi away · NPDES MONX00861
- A Zeregas Sons IncLee'S Summit · 1.7 mi away · NPDES MONX01052
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 Jackson County
Frequently asked questions about Knox Village Lake
Where is Knox Village Lake?
- Knox Village Lake is a lake in Jackson County, Missouri. Its water-quality measurements are published by Missouri DNR and shown on this page as reported.
What is the water quality of Knox Village Lake?
- Knox Village Lake in Jackson County, Missouri has water-quality measurements published by Missouri DNR, shown here as reported. Water clarity: 2.2 ft visibility. Phosphorus: 210 µg/L. Chlorophyll-a (algae): 193.5 µg/L.
Is Knox Village Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Knox Village Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
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Where this data comes from
3 measurements from 1 monitoring station, 2021. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Missouri Dept. of Natural Resources
MDNR3 samples · 2021
Analytical methods
- Depth, Secchi disk in meters
- Nitrogen and Phosphorus, Total, Whole-water, Alkaline Persulfate Digest
- 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
Impairment status from EPA ATTAINS 303(d) database
Regulated discharger data from EPA ECHO (ICIS-NPDES)