Lake Millwood is a highly nutrient-loaded hypereutrophic lake in Little River County, Arkansas. Water quality is graded F based on 3 sampling years through 2019. Compared to the 1 other monitored lakes in Little River County, Lake Millwood ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Arkansas DNR, last sampled 2019-08-19. 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
Very murky, less than 1 ft of visibility. Phosphorus level: 90 µg/L. Chlorophyll-a: 29.6 µg/L. Trophic State Index: 70.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1 ft | F |
| Phosphorus | 90 µg/L | F |
| Chlorophyll-a (Algae) | 29.6 µg/L | D |
| Trophic State Index (TSI) | 70 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Where to stay near Lake Millwood
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Fishing Lake Millwood
Location
County Ranking
Ranked #1 of 2 lakes in Little River County
Cleaner Lakes Within 30 Miles
Lake Millwood holds Grade F. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Little River County
Explore Lake Millwood across LakeGrade
More Arkansas Lake Rankings
Other Grade F Lakes in Arkansas
Hypereutrophic 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: 2019-08-19
Monitoring stations: 2