Knox Village Lake is a highly nutrient-loaded hypereutrophic lake in Jackson County, Missouri. Water quality is graded F based on 3 sampling years through 2021. Compared to the 26 other monitored lakes in Jackson County, Knox Village Lake ranks #16 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2021-08-30. Grade methodology: LakeGrade methodology.
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Swimming Safety
Avoid swimming, very poor water quality, potential algae toxins
Water Quality Grade: F, Very Poor
Very murky, less than 2.2 ft of visibility. Phosphorus level: 210 µg/L. Chlorophyll-a: 193.5 µg/L. Trophic State Index: 76.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.2 ft | F |
| Phosphorus | 210 µg/L | F |
| Chlorophyll-a (Algae) | 193.5 µg/L | F |
| Trophic State Index (TSI) | 76 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Where to stay near Knox Village Lake
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Fishing Knox Village Lake
Location
County Ranking
Ranked #16 of 27 lakes in Jackson County
Cleaner Lakes Within 30 Miles
Knox Village Lake holds Grade F. 5 nearby lakes hold higher grades.
- CLongview Lake by DamJackson County · 2.9 mi · Two grade letters higher (F → C)
- DLongview L. Nr. Dam LakeJackson County · 3.1 mi · Higher grade (F → D)
- DPrairie Lee Lake Nr. DamJackson County · 4.7 mi · Higher grade (F → D)
- FCoot LakeJackson County · 5.3 mi · Higher overall water quality score
- FCottontail LakeJackson County · 5.8 mi · Higher overall water quality score
Nearby Lakes in Jackson County
Explore Knox Village Lake across LakeGrade
Species activity outlook by water temperature and season
Where to stay at Missouri's top lakes, each with its grade
Very high nutrients, dense algae, poor clarity
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More records, surveys & data sources
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
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.
Data Sources
Water quality data from the EPA Water Quality Portal
Impairment status from EPA ATTAINS 303(d) database
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2021-08-30
Monitoring stations: 1