Norfork Lake is a mesotrophic lake in Baxter County, Arkansas. Water quality is graded C based on 3 sampling years through 2019. Compared to the 2 other monitored lakes in Baxter County, Norfork Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, Arkansas DNR, last sampled 2019-09-23. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Moderate clarity, visible to about 9.8 ft. Phosphorus level: 30 µg/L. Chlorophyll-a: 6.1 µg/L. Trophic State Index: 49.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 9.8 ft | C |
| Phosphorus | 30 µg/L | C |
| Chlorophyll-a (Algae) | 6.1 µg/L | B |
| Trophic State Index (TSI) | 49 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Norfork Lake
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Fishing Norfork Lake
Location
County Ranking
Ranked #3 of 3 lakes in Baxter County
Cleaner Lakes Within 30 Miles
Norfork Lake holds Grade C. 2 nearby lakes hold higher grades.
- ABull Shoals LakeBaxter County · 16 mi · Two grade letters higher (C → A)
- BNorfork LakeBaxter County · 11.8 mi · Higher grade (C → B)
Nearby Lakes in Baxter County
Explore Norfork Lake across LakeGrade
More Arkansas Lake Rankings
Other Grade C Lakes in Arkansas
Mesotrophic 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: 2019-09-23
Monitoring stations: 1