What is the water quality grade for Tradinghouse Creek Reservoir?

Tradinghouse Creek Reservoir in McLennan County, Texas received a water quality grade of C (Fair). Water clarity: 2.7 ft visibility. Phosphorus: 31.9 µg/L. Chlorophyll-a (algae): 30.5 µg/L.

Is Tradinghouse Creek Reservoir safe to swim in?

Swim with caution, moderate algae may be present. Tradinghouse Creek Reservoir has an overall water quality grade of C. Algae concentration (chlorophyll-a) is 30.5 µg/L. Always check local health department advisories before swimming.

McLennan County, Texas

Tradinghouse Creek Reservoir

Grade CFair · 2.7 ft clarity

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Eutrophic

Tradinghouse Creek Reservoir is a productive, nutrient-rich eutrophic lake in McLennan County, Texas. Water quality is graded C based on 2 sampling years through 2026. Compared to the 2 other monitored lakes in McLennan County, Tradinghouse Creek Reservoir ranks #1 for water quality.

Source: EPA Water Quality Portal sampling records, Texas DNR, last sampled 2026-01-13. 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: 31.9 µg/L. Chlorophyll-a: 30.5 µg/L. Trophic State Index: 60.

Metric	Value	Grade
Water Clarity (Secchi Depth)	2.7 ft	F
Phosphorus	31.9 µg/L	C
Chlorophyll-a (Algae)	30.5 µg/L	D
Trophic State Index (TSI)	60	Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Tradinghouse Creek Reservoir

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