Santa Fe Lake-Melrose Bay
Alachua County, FloridaView mapDirections
No nutrient or algae sampling on record from Florida DEP for this lake.
- Impaired · Mercury
- Limited data
Santa Fe Lake-Melrose Bay in Alachua County, Florida has water-quality measurements published by Florida DEP, shown here as reported.
Santa Fe Lake-Melrose Bay is a lake in Alachua County, Florida. Overall water quality is improving over recent sampling years.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2022-05-12. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Santa Fe Lake-Melrose Bay is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury, pH / acidity. Check local advisories before you swim.
Whether Santa Fe Lake-Melrose Bay is safe to swim in today is a call for the Florida Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Santa Fe Lake-Melrose Bay
These are the measurements Florida DEP publishes for Santa Fe Lake-Melrose Bay, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
Ask about Santa Fe Lake-Melrose Bay
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Santa Fe Lake-Melrose Bay typically sits around 74°F at the surface in May. Usually warmest in May (about 74°F) and coldest in Mar (about 66°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (66°F) to its warmest (74°F).
Typical surface water temperature by month, from 8 field readings (2022–2022) via the EPA Water Quality Portal. See the full Santa Fe Lake-Melrose Bay water temperature breakdown →
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Stays near Santa Fe Lake-Melrose Bay
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Fishing Santa Fe Lake-Melrose Bay
Water Quality Trend: Improving
Based on 5 years of monitoring (2020–2024).
Water clarity
Stable5 years
Phosphorus
Improving-0.4 µg/L/yr5 years
EPA Impairment Status
Santa Fe Lake-Melrose Bay is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Aquatic life, Fish consumption.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit FL3605G · Official waterbody report
Nearby Lakes in Alachua County
Frequently asked questions about Santa Fe Lake-Melrose Bay
Where is Santa Fe Lake-Melrose Bay?
- Santa Fe Lake-Melrose Bay is a lake in Alachua County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Santa Fe Lake-Melrose Bay?
- Santa Fe Lake-Melrose Bay in Alachua County, Florida has water-quality measurements published by Florida DEP, shown here as reported.
Is Santa Fe Lake-Melrose Bay safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Santa Fe Lake-Melrose Bay is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury, pH / acidity. Check local advisories before you swim.
What is the water temperature of Santa Fe Lake-Melrose Bay?
- Santa Fe Lake-Melrose Bay typically sits around 74°F at the surface in May, from 8 EPA Water Quality Portal field readings (2022–2022). That is a typical value for the month, not a live reading.
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Where this data comes from
6 measurements from 1 monitoring station, 2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FL Dept. of Environmental Protection, Northeast District
21FLA_WQX6 samples · 2022
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database