Bradford North Lake
Leon County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Bradford North Lake. Here is what has been measured.
- Mesotrophic
- Impaired · Metals (other than mercury)
- Limited data
Bradford North Lake in Leon County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Phosphorus: 22 µg/L.
Bradford North Lake is a mesotrophic lake in Leon County, Florida. Overall water quality is improving over recent sampling years. Compared to the 58 other monitored lakes in Leon County, Bradford North Lake ranks #41 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-04-30. Methodology: how these readings are compared.
Swimming conditions
Readings onlyBacteria tested: exceedances
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Based on E. coli testing, Bradford North Lake occasionally exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 6.9% of 29 samples across 8 seasons.
This is a historical summary of past testing, not a current condition — bacteria levels change quickly, especially after rain. Always check Florida’s current beach and health-department advisories before swimming.
Whether Bradford North Lake 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 Bradford North Lake
These are the measurements Florida DEP publishes for Bradford North Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 22 µg/L. TSI 49.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 22µg/L | Good GoodFairPoor |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 49 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Bradford North Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Bradford North Lake typically sits around 77°F at the surface in October. Summer average is about 88°F. Usually warmest in Jul (about 89°F) and coldest in Jan (about 52°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (52°F) to its warmest (89°F).
Typical surface water temperature by month, from 46 field readings (2010–2025) via the EPA Water Quality Portal. See the full Bradford North Lake water temperature breakdown →
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Stays near Bradford North Lake
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Fishing Bradford North Lake
Water Quality Trend: Improving
Based on 5 years of monitoring (2020–2024).
Water clarity
Improving5 years
Phosphorus
Improving-1.15 µg/L/yr5 years
EPA Impairment Status
Bradford North Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life.
Source: EPA ATTAINS assessment unit FL878A · Official waterbody report
Nearby Lakes in Leon County
Frequently asked questions about Bradford North Lake
Where is Bradford North Lake?
- Bradford North Lake is a lake in Leon County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Bradford North Lake?
- Bradford North Lake in Leon County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Phosphorus: 22 µg/L.
Is Bradford North Lake safe to swim in?
- Based on E. coli testing, Bradford North Lake occasionally exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 6.9% of 29 samples across 8 seasons. That is a historical summary of past bacteria testing, not a current reading and not a swimming clearance. Bacteria levels can spike quickly after heavy rain, so whether Bradford North Lake is safe to swim in today is a call for Florida's water agency and the county health department; check their current beach advisories before you swim.
What is the water temperature of Bradford North Lake?
- Bradford North Lake typically sits around 77°F at the surface in October, from 46 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Explore Bradford North Lake across LakeQuality
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Where this data comes from
21 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 samples21 samples · 2020–2025
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