Hillsborough-Little Wilson Lake
Hillsborough County, FloridaView mapDirections
No nutrient or algae sampling on record from Florida DEP for this lake.
- Impaired · Algal growth
- Limited data
Hillsborough-Little Wilson Lake in Hillsborough County, Florida has water-quality measurements published by Florida DEP, shown here as reported.
Hillsborough-Little Wilson Lake is a lake in Hillsborough County, Florida. Overall water quality is declining over recent sampling years.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-04-05. Methodology: how these readings are compared.
Swimming conditions
No readingBacteria advisory
Nutrient and algae readings are not a swimming clearance. Hillsborough-Little Wilson Lake is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, pathogens (E. coli, fecal). Check local advisories before you swim.
Whether Hillsborough-Little Wilson 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 Hillsborough-Little Wilson Lake
These are the measurements Florida DEP publishes for Hillsborough-Little Wilson 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.
Ask about Hillsborough-Little Wilson Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Hillsborough-Little Wilson Lake typically sits around 82°F at the surface in October. Summer average is about 82°F. Usually warmest in Jun (about 82°F) and coldest in Mar (about 71°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (71°F) to its warmest (82°F).
Typical surface water temperature by month, from 17 field readings (2015–2018) via the EPA Water Quality Portal. See the full Hillsborough-Little Wilson Lake water temperature breakdown →
Stays via Stay22
Stays near Hillsborough-Little Wilson Lake
Compare lakeside cabins, hotels, and vacation rentals near Hillsborough-Little Wilson Lake in Hillsborough 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.
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Fishing Hillsborough-Little Wilson Lake
Water Quality Trend: Worsening
Based on 6 years of monitoring (2020–2025).
Water clarity
Worsening6 years
Phosphorus
Stable-0.1 µg/L/yr5 years
EPA Impairment Status
Hillsborough-Little Wilson 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, Recreation.
Source: EPA ATTAINS assessment unit FL1463M · Official waterbody report
Nearby Lakes in Hillsborough County
Frequently asked questions about Hillsborough-Little Wilson Lake
Where is Hillsborough-Little Wilson Lake?
- Hillsborough-Little Wilson Lake is a lake in Hillsborough County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Hillsborough-Little Wilson Lake?
- Hillsborough-Little Wilson Lake in Hillsborough County, Florida has water-quality measurements published by Florida DEP, shown here as reported.
Is Hillsborough-Little Wilson Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Hillsborough-Little Wilson Lake is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, pathogens (E. coli, fecal). Check local advisories before you swim.
What is the water temperature of Hillsborough-Little Wilson Lake?
- Hillsborough-Little Wilson Lake typically sits around 82°F at the surface in October, from 17 EPA Water Quality Portal field readings (2015–2018). That is a typical value for the month, not a live reading.
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Where this data comes from
9 measurements from 3 monitoring stations, 2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX9 samples · 2025
Monitoring station identifiers (3)
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