Lake Jacksonville is a mesotrophic lake in Cherokee County, Texas. Water quality is graded B based on 2 sampling years through 2025.
Source: EPA Water Quality Portal sampling records, Texas DNR, last sampled 2025-09-30. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Moderate clarity, visible to about 7.4 ft. Phosphorus level: 22.6 µg/L. Chlorophyll-a: 5.6 µg/L. Trophic State Index: 48.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.4 ft | C |
| Phosphorus | 22.6 µg/L | B |
| Chlorophyll-a (Algae) | 5.6 µg/L | B |
| Trophic State Index (TSI) | 48 | Mesotrophic |
Moderate nutrients, good water quality
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Fishing Lake Jacksonville
Location
County Ranking
Ranked #1 of 1 lakes in Cherokee County
Nearby Lakes in Cherokee County
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Other Grade B Lakes in Texas
Mesotrophic Lakes in Texas
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: 2025-09-30
Monitoring stations: 1