Jackson County, Texas · Water Quality Report Card
Lake Texana
Lake Texana in Jackson County, Texas is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 1 ft visibility.
- Clarity
- 1 ft
- Type
- Hypereutrophic
- Trend
- ↑ Improving
Lake Texana is a highly nutrient-loaded hypereutrophic lake in Jackson County, Texas. Overall water quality is improving over recent sampling years.
Source: EPA Water Quality Portal sampling records, TCEQ, last sampled 2023-12-12. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not rated for swimming — there is not enough monitoring data to judge this lake
Water Quality Grade: Not rated
Very murky, less than 1 ft of visibility. Trophic State Index: 78.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1 ft | |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 78 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Where to stay near Lake Texana
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Fishing Lake Texana
Water Quality Trend: ↑ Improving
Based on 2 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.017 m/yr | 2 |
Location
Nearby Lakes in Jackson County
Explore Lake Texana across LakeGrade
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Hypereutrophic Lakes in Texas
More records, surveys & data sources
Where this data comes from
98 measurements from 4 monitoring stations, 2020–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- USGS Texas Water Science Center
USGS-TX98 samples · 2020–2023
Monitoring station identifiers (4)
Grade thresholds come from the U.S. EPA National Lakes Assessment 2022 Technical Support Document (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2023-12-12
Monitoring stations: 4