Racetrack Hollow @ Hwy. D Lake is a productive, nutrient-rich eutrophic lake in Camden County, Missouri. Water quality is graded C based on 2 sampling years through 2022. Compared to the 41 other monitored lakes in Camden County, Racetrack Hollow @ Hwy. D Lake ranks #19 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2022-07-14. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
No clarity data. Phosphorus level: 685 µg/L. Chlorophyll-a: 2.1 µg/L. Trophic State Index: 68.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 685 µg/L | F |
| Chlorophyll-a (Algae) | 2.1 µg/L | A |
| Trophic State Index (TSI) | 68 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Racetrack Hollow @ Hwy. D Lake
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Fishing Racetrack Hollow @ Hwy. D Lake
Location
County Ranking
Ranked #19 of 42 lakes in Camden County
Nearby Lakes in Camden County
Explore Racetrack Hollow @ Hwy. D Lake across LakeGrade
Species activity outlook by water temperature and season
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Where to stay at Missouri's top lakes, each with its grade
High nutrients, frequent algae, reduced clarity
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More records, surveys & data sources
Regulated Pollution Sources Nearby
13 EPA-permitted facilities operate within about 5 miles of Racetrack Hollow @ Hwy. D Lake under Clean Water Act (NPDES) discharge permits. 8 facilities have a reported Clean Water Act violation in the past three years.
- Camdenton WwtpCamdenton · 0.5 mi away · NPDES MO0106399Recent violation
- J Bar H Estates WwtfCamdenton · 2.3 mi away · NPDES MO0117552Recent violation
- Green Acres Mhp WwtpCamdenton · 2.3 mi away · NPDES MO0130508Recent violation
- Oak View Apartments WwtpCamdenton · 2.6 mi away · NPDES MO0112968Recent violation
- Seven Trails Subdivision WwtfCamdenton · 3.9 mi away · NPDES MO0121142Recent violation
- ItweaeCamdenton · 4.4 mi away · NPDES MO0114855Recent 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.
Data Sources
Water quality data from the EPA Water Quality Portal
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2022-07-14
Monitoring stations: 1