Drexel City Reservoir South
Bates County, MissouriView mapDirections
Missouri DNR publishes the water-quality measurements for Drexel City Reservoir South. Here is what has been measured.
- Hypereutrophic
- Impaired · Algal growth
- 29 ft max depth
- Limited data
Drexel City Reservoir South in Bates County, Missouri has water-quality measurements published by Missouri DNR, shown here as reported. Water clarity: 0.9 ft visibility. Phosphorus: 194 µg/L. Chlorophyll-a (algae): 152.7 µg/L.
Drexel City Reservoir South is a highly nutrient-loaded hypereutrophic lake in Bates County, Missouri with an estimated average depth of about 29 feet.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2020-08-18. 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. Drexel City Reservoir South is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.
Whether Drexel City Reservoir South 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 Drexel City Reservoir South
These are the measurements Missouri DNR publishes for Drexel City Reservoir South, 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 0.9 ft of visibility. Phosphorus 194 µg/L. Chlorophyll-a 152.7 µg/L. TSI 80.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 0.9ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 194µg/L | Poor GoodFairPoor |
| Chlorophyll-a (algae) | 153µg/L | Poor GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 80 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
Ask about Drexel City Reservoir South
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
~29 ft est.
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Missouri has not published bathymetry for Drexel City Reservoir South.
Lake Size & Watershed
Watershed (drainage) area
1 sq mi
HydroLAKES / HydroSHEDS
Surface area
35 acres
HydroLAKES / HydroSHEDS
Shoreline
1.3 mi
HydroLAKES / HydroSHEDS
Elevation
981 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.
Stays via Stay22
Stays near Drexel City Reservoir South
Compare lakeside cabins, hotels, and vacation rentals near Drexel City Reservoir South in Bates County, Missouri — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water. The water-quality readings cover nutrients and algae, not lodging. Cabins and rentals around Drexel City Reservoir South are listed below.
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Fishing Drexel City Reservoir South
EPA Impairment Status
Drexel City Reservoir South 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: Aquatic life.
Source: EPA ATTAINS assessment unit MO_7230.00 · Official waterbody report
Nearby Lakes in Bates County
Frequently asked questions about Drexel City Reservoir South
Where is Drexel City Reservoir South?
- Drexel City Reservoir South is a lake in Bates County, Missouri. Its water-quality measurements are published by Missouri DNR and shown on this page as reported.
What is the water quality of Drexel City Reservoir South?
- Drexel City Reservoir South in Bates County, Missouri has water-quality measurements published by Missouri DNR, shown here as reported. Water clarity: 0.9 ft visibility. Phosphorus: 194 µg/L. Chlorophyll-a (algae): 152.7 µg/L.
Is Drexel City Reservoir South safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Drexel City Reservoir South is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.
How deep is Drexel City Reservoir South?
- No published bathymetric survey covers Drexel City Reservoir South, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 29 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate.
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Where this data comes from
20 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Univ. of Missouri, Columbia
UMC20 samples · 2020
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
Impairment status from EPA ATTAINS 303(d) database
Lake size & watershed from HydroLAKES (HydroSHEDS)