Alachua-Santa Fe Canal Mouth Lake
Alachua-Santa Fe Canal Mouth Lake in Alachua County, Florida has a water quality grade of B (Good). Water clarity: 6.8 ft visibility. Phosphorus: 15 µg/L.
- Clarity
- 6.8 ft
- Type
- Mesotrophic
- Trend
- ↓ Declining
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Alachua-Santa Fe Canal Mouth Lake is a mesotrophic lake in Alachua 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 30 other monitored lakes in Alachua County, Alachua-Santa Fe Canal Mouth Lake ranks #10 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-04-29. 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)
Moderate clarity, visible to about 6.8 ft. Phosphorus level: 15 µg/L. Trophic State Index: 46.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 6.8 ft | Not graded |
| Phosphorus | 15 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 46 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Alachua-Santa Fe Canal Mouth Lake
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Fishing Alachua-Santa Fe Canal Mouth Lake
Water Quality Trend: ↓ Declining
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.754 m/yr | 6 |
| Phosphorus | → Stable | -0.21 µg/L/yr | 6 |
County Ranking
Ranked #10 of 31 lakes in Alachua County
Nearby Lakes in Alachua County
Frequently asked questions about Alachua-Santa Fe Canal Mouth Lake
Where is Alachua-Santa Fe Canal Mouth Lake?
- Alachua-Santa Fe Canal Mouth Lake is a lake in Alachua County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Alachua-Santa Fe Canal Mouth Lake?
- Alachua-Santa Fe Canal Mouth Lake in Alachua County, Florida has a water quality grade of B (Good). Water clarity: 6.8 ft visibility. Phosphorus: 15 µg/L.
Is Alachua-Santa Fe Canal Mouth Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Alachua-Santa Fe Canal Mouth Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
Explore Alachua-Santa Fe Canal Mouth Lake across LakeQuality
More Florida Lake Rankings
Other Grade B Lakes in Florida
Mesotrophic Lakes in Florida
Where this data comes from
106 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX106 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.