Crow Pond is a productive, nutrient-rich eutrophic lake in Callaway County, Missouri. Water quality is graded C based on 3 sampling years through 2024. Overall water quality is declining over recent sampling years. Compared to the 2 other monitored lakes in Callaway County, Crow Pond ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Missouri DNR, last sampled 2024-08-12. Grade methodology: LakeGrade methodology.
Watch Crow Pond water quality
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Murky, only visible to about 4.1 ft. Phosphorus level: 36.6 µg/L. Chlorophyll-a: 9.6 µg/L. Trophic State Index: 55.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.1 ft | D |
| Phosphorus | 36.6 µg/L | C |
| Chlorophyll-a (Algae) | 9.6 µg/L | B |
| Trophic State Index (TSI) | 55 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Crow Pond
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Fishing Crow Pond
Water Quality Trend: ↓ Declining
Based on 3 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.12 m/yr | 2 |
| Phosphorus | ↓ Declining | +4.8 µg/L/yr | 3 |
| Chlorophyll-a | ↓ Declining | +3.5 µg/L/yr | 3 |
Water Temperature
Crow Pond averages about 83°F at the surface in summer, usually warmest in Jul (about 84°F) and coldest in Aug (about 81°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 13 field readings (2022–2024) via the EPA Water Quality Portal. See the full Crow Pond water temperature breakdown →
Location
County Ranking
Ranked #1 of 3 lakes in Callaway County
Cleaner Lakes Within 30 Miles
Crow Pond holds Grade C. 3 nearby lakes hold higher grades.
- AOasis Ranch Upper LakeAudrain County · 21.8 mi · Two grade letters higher (C → A)
- AOasis Ranch LakeAudrain County · 21.9 mi · Two grade letters higher (C → A)
- BSeetal LakeGasconade County · 21.7 mi · Higher grade (C → B)
Nearby Lakes in Callaway County
Explore Crow Pond across LakeGrade
More Missouri Lake Rankings
Other Grade C Lakes in Missouri
Eutrophic Lakes in Missouri
More records, surveys & data sources
Regulated Pollution Sources Nearby
3 EPA-permitted facilities operate within about 5 miles of Crow Pond under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.
- Williamsburg Elementary School WwtfWilliamsburg · 2.2 mi away · NPDES MO0092801Recent violation
- Moc-1 Travel PlazaWilliamsburg · 2.1 mi away · NPDES MO0111538
- Missouri Girls' Town Foundation, Inc.Kingdom City · 4.4 mi away · NPDES MO0100412
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: 2024-08-12
Monitoring stations: 1