Davis Lake
Davis Lake in Citrus County, Florida has a water quality grade of B (Good). Water clarity: 4.7 ft visibility. Phosphorus: 23 µg/L.
- Clarity
- 4.7 ft
- Typical in August
- 84°F
- Type
- Eutrophic
- Trend
- ↓ Declining
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Davis Lake is a productive, nutrient-rich eutrophic lake in Citrus County, Florida. Water quality is graded B based on 1 sampling years through 2025. Overall water quality is declining over recent sampling years. Compared to the 31 other monitored lakes in Citrus County, Davis Lake ranks #8 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-03-10. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyLow algae
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.
Good for swimming, clear water with low algae levels
Water Quality Grade: B (Good)
Murky, only visible to about 4.7 ft. Phosphorus level: 23 µg/L. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.7 ft | Not graded |
| Phosphorus | 23 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Davis Lake
Compare lakeside cabins, hotels, and vacation rentals near Davis Lake in Citrus County, Florida — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near Davis Lake
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Planning a whole trip? See where to stay at Florida’s top lakes →
Water Temperature
Davis Lake typically sits around 84°F at the surface in August. Summer average is about 85°F. Usually warmest in Jun (about 85°F) and coldest in Feb (about 60°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 126 field readings (2010–2025) via the EPA Water Quality Portal. See the full Davis Lake water temperature breakdown →
Fishing Davis Lake
Water Quality Trend: ↓ Declining
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.611 m/yr | 4 |
| Phosphorus | ↓ Declining | +1.15 µg/L/yr | 5 |
EPA Impairment Status
Davis Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit FL1340A · Official waterbody report
County Ranking
Ranked #8 of 32 lakes in Citrus County
Nearby Lakes in Citrus County
Frequently asked questions about Davis Lake
Where is Davis Lake?
- Davis Lake is a lake in Citrus County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Davis Lake?
- Davis Lake in Citrus County, Florida has a water quality grade of B (Good). Water clarity: 4.7 ft visibility. Phosphorus: 23 µg/L.
Is Davis Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Davis Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
What is the water temperature of Davis Lake?
- Davis Lake typically sits around 84°F at the surface in August, from 126 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Explore Davis Lake across LakeQuality
More Florida Lake Rankings
Other Grade B Lakes in Florida
Eutrophic Lakes in Florida
Where this data comes from
32 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples32 samples · 2020–2025
Monitoring station identifiers (1)
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.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database