What is the water quality grade for Lil Base Lake?

Lil Base Lake in Pulaski County, Arkansas received a water quality grade of C (Fair). Water clarity: 2.7 ft visibility. Phosphorus: 17 µg/L. Chlorophyll-a (algae): 20.2 µg/L.

Is Lil Base Lake safe to swim in?

Swim with caution, moderate algae may be present. Lil Base Lake has an overall water quality grade of C. Algae concentration (chlorophyll-a) is 20.2 µg/L. Always check local health department advisories before swimming.

Pulaski County, Arkansas

Lil Base Lake

Grade CFair · 2.7 ft clarity

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Eutrophic

Lil Base Lake is a productive, nutrient-rich eutrophic lake in Pulaski County, Arkansas. Water quality is graded C based on 3 sampling years through 2015. Compared to the 9 other monitored lakes in Pulaski County, Lil Base Lake ranks #5 for water quality.

Source: EPA Water Quality Portal sampling records, Arkansas DNR, last sampled 2015-08-20. Grade methodology: LakeGrade methodology.

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Swimming Safety

Swim with caution, moderate algae may be present

Water Quality Grade: C, Fair

Very murky, less than 2.7 ft of visibility. Phosphorus level: 17 µg/L. Chlorophyll-a: 20.2 µg/L. Trophic State Index: 56.

Metric	Value	Grade
Water Clarity (Secchi Depth)	2.7 ft	F
Phosphorus	17 µg/L	A
Chlorophyll-a (Algae)	20.2 µg/L	D
Trophic State Index (TSI)	56	Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Lil Base Lake

Compare lakeside cabins, hotels, and vacation rentals near Lil Base Lake in Pulaski County, Arkansas — 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 Lil Base Lake