Lake Fk Reservoir
Wood County, TexasView mapDirections
Nutrients and algae sit mid-range for this region.
- Eutrophic
- #3 of 5 in the county
- Public access
Lake Fk Reservoir in Wood County, Texas has a water quality grade of C (Fair). Water clarity: 1.9 ft visibility. Phosphorus: 53 µg/L.
- Clarity
- 1.9 ft
- Type
- Eutrophic
- Phosphorus
- 53 µg/L
- Public access
- Yes
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Watch Lake Fk Reservoir’s letter
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Lake Fk Reservoir is a productive, nutrient-rich eutrophic lake in Wood County, Texas. Water quality is graded C based on 1 sampling years through 2023. Limited fish-species data available. Public access is available. Compared to the 4 other monitored lakes in Wood County, Lake Fk Reservoir ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, TCEQ, last sampled 2023-12-12. Grade methodology: LakeQuality methodology.
Swimming Safety
Grade onlyModerate
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
The C is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
Water Quality Grade: C (Fair)
Very murky, less than 1.9 ft of visibility. Phosphorus 53 µg/L. TSI 65. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.9 ft | Not graded |
| Phosphorus | 53 µg/L | Fair |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 65 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Fishing Lake Fk Reservoir
County Ranking
Ranked #3 of 5 lakes in Wood County
Nearby Lakes in Wood County
Frequently asked questions about Lake Fk Reservoir
Where is Lake Fk Reservoir?
- Lake Fk Reservoir is a lake in Wood County, Texas. LakeQuality grades it C for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Lake Fk Reservoir?
- Lake Fk Reservoir in Wood County, Texas has a water quality grade of C (Fair). Water clarity: 1.9 ft visibility. Phosphorus: 53 µg/L.
Is Lake Fk Reservoir safe to swim in?
- The C is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
Explore Lake Fk Reservoir across LakeQuality
More Texas Lake Rankings
Other Grade C Lakes in Texas
Eutrophic Lakes in Texas
Where this data comes from
148 measurements from 7 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-TX148 samples · 2020–2023
Monitoring station identifiers (7)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.