What is the water quality grade for Holt Lake?

Holt Lake in Tuscaloosa County, Alabama received a water quality grade of C (Fair). Water clarity: 4.5 ft visibility. Phosphorus: 31 µg/L. Chlorophyll-a (algae): 9.9 µg/L.

Is Holt Lake safe to swim in?

Generally safe for swimming, moderate water quality. Holt Lake has an overall water quality grade of C. Algae concentration (chlorophyll-a) is 9.9 µg/L. Always check local health department advisories before swimming.

Tuscaloosa County, Alabama · 33.45°N

Holt Lake

Grade CFair · 4.5 ft clarity

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Eutrophic

Holt Lake is a productive, nutrient-rich eutrophic lake in Tuscaloosa County, Alabama. Water quality is graded C based on 2 sampling years through 2024. Compared to the 8 other monitored lakes in Tuscaloosa County, Holt Lake ranks #8 for water quality.

Source: EPA Water Quality Portal sampling records, Alabama DNR, last sampled 2024-10-23. Grade methodology: LakeGrade methodology.

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Swimming Safety

Generally safe for swimming, moderate water quality

Water Quality Grade: C, Fair

Murky, only visible to about 4.5 ft. Phosphorus level: 31 µg/L. Chlorophyll-a: 9.9 µg/L. Trophic State Index: 54.

Metric	Value	Grade
Water Clarity (Secchi Depth)	4.5 ft	D
Phosphorus	31 µg/L	C
Chlorophyll-a (Algae)	9.9 µg/L	C
Trophic State Index (TSI)	54	Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Holt Lake

Compare lakeside cabins, hotels, and vacation rentals near Holt Lake in Tuscaloosa County, Alabama — 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.

Top-rated places to stay near Holt Lake