Lake Elmdale is a productive, nutrient-rich eutrophic lake in Washington County, Arkansas. Water quality is graded C based on 2 sampling years through 2025. Compared to the 10 other monitored lakes in Washington County, Lake Elmdale ranks #5 for water quality.
Source: EPA Water Quality Portal sampling records, Arkansas DNR, last sampled 2025-12-08. Grade methodology: LakeGrade methodology.
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Swimming Safety
Swim with caution, moderate algae may be present
Water Quality Grade: C, Fair
No clarity data. Phosphorus level: 36 µg/L. Chlorophyll-a: 24.1 µg/L. Trophic State Index: 59.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 36 µg/L | C |
| Chlorophyll-a (Algae) | 24.1 µg/L | D |
| Trophic State Index (TSI) | 59 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Lake Elmdale
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Fishing Lake Elmdale
Location
County Ranking
Ranked #5 of 11 lakes in Washington County
Cleaner Lakes Within 30 Miles
Lake Elmdale holds Grade C. 2 nearby lakes hold higher grades.
- BLake WeddingtonWashington County · 11.1 mi · Higher grade (C → B)
- CBeaver LakeBenton County · 10.9 mi · Higher overall water quality score
Nearby Lakes in Washington County
Explore Lake Elmdale across LakeGrade
More Arkansas Lake Rankings
Other Grade C Lakes in Arkansas
Eutrophic Lakes in Arkansas
More records, surveys & data sources
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-12-08
Monitoring stations: 1