Waldenlake
Hillsborough County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Waldenlake. Here is what has been measured.
- Hypereutrophic
- Limited data
Waldenlake in Hillsborough County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 1.1 ft visibility. Phosphorus: 205 µg/L.
Waldenlake is a highly nutrient-loaded hypereutrophic lake in Hillsborough County, Florida. Overall water quality is improving over recent sampling years. Compared to the 123 other monitored lakes in Hillsborough County, Waldenlake ranks #109 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-08-12. Methodology: how these readings are compared.
Swimming conditions
Readings onlyLimited data
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.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Waldenlake 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 Waldenlake
These are the measurements Florida DEP publishes for Waldenlake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Very murky, less than 1.1 ft of visibility. Phosphorus 205 µg/L. TSI 78.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1.1ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 205µg/L | Poor 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. | 78 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
Ask about Waldenlake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Waldenlake typically sits around 84°F at the surface in September. Summer average is about 87°F. Usually warmest in Jun (about 88°F) and coldest in Jan (about 60°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (60°F) to its warmest (88°F).
Typical surface water temperature by month, from 23 field readings (2010–2025) via the EPA Water Quality Portal. See the full Waldenlake water temperature breakdown →
Stays via Stay22
Stays near Waldenlake
Compare lakeside cabins, hotels, and vacation rentals near Waldenlake 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. The water-quality readings cover nutrients and algae, not lodging. Cabins and rentals around Waldenlake are listed below.
Top-rated places to stay near Waldenlake
Prices for Oct 16–18, 4 adults. Change dates on the map below.
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Planning a whole trip? See where to stay at Florida’s top lakes →
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Fishing Waldenlake
Water Quality Trend: Improving
Based on 5 years of monitoring (2021–2025).
Water clarity
Improving2 years
Phosphorus
Improving-8.8 µg/L/yr5 years
Nearby Lakes in Hillsborough County
Frequently asked questions about Waldenlake
Where is Waldenlake?
- Waldenlake 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 Waldenlake?
- Waldenlake in Hillsborough County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 1.1 ft visibility. Phosphorus: 205 µg/L.
Is Waldenlake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
What is the water temperature of Waldenlake?
- Waldenlake typically sits around 84°F at the surface in September, from 23 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Explore Waldenlake across LakeQuality
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Where this data comes from
21 measurements from 1 monitoring station, 2024–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples21 samples · 2024–2025
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.