Grayson County, Texas · 33.94°N · Water Quality Report Card
Lake Texoma
Lake Texoma in Grayson County, Texas is not rated for water quality — its monitoring record does not meet the evidence bar. Water clarity: 0.4 ft visibility.
- Clarity
- 0.4 ft
- Type
- Hypereutrophic
Lake Texoma is a highly nutrient-loaded hypereutrophic lake in Grayson County, Texas.
Source: EPA Water Quality Portal sampling records, TCEQ, last sampled 2021-06-14. 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 0.4 ft of visibility. Trophic State Index: 92.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.4 ft | |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 92 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Where to stay near Lake Texoma
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Fishing Lake Texoma
Location
Nearby Lakes in Grayson County
Explore Lake Texoma across LakeGrade
Planning a trip around Chickasaw?
Lake Texoma is about 36 miles from Chickasaw National Recreation Area. Crowds there swing hard by season, so the month you pick changes both how busy the park is and what lodging costs.
Best time to visit Chickasaw →More Texas Lake Rankings
Other Lakes in Texas
Hypereutrophic Lakes in Texas
More records, surveys & data sources
Where this data comes from
1 measurement from 1 monitoring station, 2021. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- OWRB Lakes Monitoring
OKWRB-LAKES_WQX1 sample · 2021
Monitoring station identifiers (1)
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: 2021-06-14
Monitoring stations: 1