Alachua-Jeffords Lake
Alachua-Jeffords Lake in Alachua County, Florida has a water quality grade of C (Fair). Water clarity: 2.5 ft visibility. Phosphorus: 48 µg/L.
- Clarity
- 2.5 ft
- Max depth
- ~34 ft est.
- Type
- Eutrophic
- Trend
- → Stable
Next lake in Alachua County
Swipe left or right on this bar to open the next or previous lake.
Alachua-Jeffords Lake is a productive, nutrient-rich eutrophic lake in Alachua County, Florida with an estimated average depth of about 34 feet. Water quality is graded C based on 1 sampling years through 2025. Water clarity is declining over recent sampling years. Compared to the 30 other monitored lakes in Alachua County, Alachua-Jeffords Lake ranks #16 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-04-21. Grade methodology: LakeQuality methodology.
Watch Alachua-Jeffords Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
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.
Generally safe for swimming, moderate water quality
Water Quality Grade: C (Fair)
Very murky, less than 2.5 ft of visibility. Phosphorus level: 48 µg/L. Trophic State Index: 62.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.5 ft | Not graded |
| Phosphorus | 48 µg/L | Fair |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 62 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Alachua-Jeffords Lake
Compare lakeside cabins, hotels, and vacation rentals near Alachua-Jeffords Lake in Alachua 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 Alachua-Jeffords Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at Florida’s top lakes →
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | ~34 ft est. |
| Average Depth | ~13 ft est. |
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Florida has not published bathymetry for Alachua-Jeffords Lake.
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.
Fishing Alachua-Jeffords Lake
Water Quality Trend: → Stable
Based on 4 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.165 m/yr | 4 |
| Phosphorus | ↑ Improving | -4.85 µg/L/yr | 4 |
County Ranking
Ranked #16 of 31 lakes in Alachua County
Nearby Lakes With Higher Grades
Alachua-Jeffords Lake holds Grade C. One nearby lake has a higher nutrient-and-algae grade — useful for a swim day, not a reason to skip lodging here.
See full comparison →Nearby Lakes in Alachua County
Frequently asked questions about Alachua-Jeffords Lake
Where is Alachua-Jeffords Lake?
- Alachua-Jeffords Lake is a lake in Alachua County, Florida. LakeQuality grades it C for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Alachua-Jeffords Lake?
- Alachua-Jeffords Lake in Alachua County, Florida has a water quality grade of C (Fair). Water clarity: 2.5 ft visibility. Phosphorus: 48 µg/L.
Is Alachua-Jeffords Lake safe to swim in?
- Generally safe for swimming, moderate water quality. Alachua-Jeffords Lake has a water quality grade of C (Fair). Always check local health department advisories before swimming.
How deep is Alachua-Jeffords Lake?
- No published bathymetric survey covers Alachua-Jeffords Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 34 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate.
Explore Alachua-Jeffords Lake across LakeQuality
More Florida Lake Rankings
Other Grade C Lakes in Florida
Eutrophic Lakes in Florida
Where this data comes from
165 measurements from 3 monitoring stations, 2021–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX165 samples · 2021–2025
Monitoring station identifiers (3)
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
Lake size & watershed from HydroLAKES (HydroSHEDS)