Lake Wooldridge is a 20-acre highly nutrient-loaded hypereutrophic lake in Saline County, Missouri. Water quality is graded F based on 2 sampling years through 2021. Compared to the 1 other monitored lakes in Saline County, Lake Wooldridge ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2021-03-26. 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
No clarity data. Phosphorus level: 220 µg/L. Chlorophyll-a: 777.8 µg/L. Trophic State Index: 89.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 220 µg/L | F |
| Chlorophyll-a (Algae) | 777.8 µg/L | F |
| Trophic State Index (TSI) | 89 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 20 acres |
Where to stay near Lake Wooldridge
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Fishing Lake Wooldridge
Location
County Ranking
Ranked #2 of 2 lakes in Saline County
Cleaner Lakes Within 30 Miles
Lake Wooldridge holds Grade F. 5 nearby lakes hold higher grades.
- BLake Nehai TonkayeaChariton County · 29.1 mi · Two grade letters higher (F → B)
- CMarceline City Lake New Nr. DamChariton County · 29.9 mi · Two grade letters higher (F → C)
- DPeters LakeHoward County · 29.6 mi · Higher grade (F → D)
- FBlind Pony LakeSaline County · 18.2 mi · Higher overall water quality score
- FEdwin A Pape LakeLafayette County · 29.5 mi · Higher overall water quality score
Nearby Lakes in Saline County
Explore Lake Wooldridge 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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Reservoir Info (USACE NID)
Lake Wooldridge is a man-made reservoir impounded by the Van Meter Dam (completed 1963), built primarily for recreation on the TR MISSOURI RIVER; earth-type dam, 60 ft tall and 394 ft long.
- Surface area
- 20 ac
- Normal storage
- 403 ac-ft
- Max storage
- 571 ac-ft
- Drainage area
- 0.33 sq mi
- Hazard class
- High
- Owner
- MO. DNR PARKS
Source: USACE National Inventory of Dams, NID ID MO10658 · Operator website · Matched by proximity (0.01 km)
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Lake Wooldridge under Clean Water Act (NPDES) discharge permits.
- Miami Township R-I School WwtfMiami · 2.2 mi away · NPDES MO0094561
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: 2021-03-26
Monitoring stations: 1