Pinellas-Bellevue Lake
Pinellas County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Pinellas-Bellevue Lake. Here is what has been measured.
- Eutrophic
- Public access
Pinellas-Bellevue Lake in Pinellas County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 5 ft visibility. Phosphorus: 27 µg/L.
Pinellas-Bellevue Lake is a productive, nutrient-rich eutrophic lake in Pinellas County, Florida. Overall water quality is improving over recent sampling years. Limited fish-species data available. Public access is available. Compared to the 33 other monitored lakes in Pinellas County, Pinellas-Bellevue Lake ranks #4 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-03-27. Methodology: how these readings are compared.
Swimming conditions
Readings onlyLow algae
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 Pinellas-Bellevue 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 Pinellas-Bellevue Lake
These are the measurements Florida DEP publishes for Pinellas-Bellevue Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 5 ft. Phosphorus 27 µg/L. TSI 53.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 5ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 27µg/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. | 53 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Pinellas-Bellevue Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Pinellas-Bellevue Lake typically sits around 77°F at the surface in November. Summer average is about 88°F. Usually warmest in Aug (about 88°F) and coldest in Jan (about 63°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (63°F) to its warmest (88°F).
Typical surface water temperature by month, from 51 field readings (2010–2019) via the EPA Water Quality Portal. See the full Pinellas-Bellevue Lake water temperature breakdown →
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Stays near Pinellas-Bellevue Lake
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Fishing Pinellas-Bellevue Lake
Water Quality Trend: Improving
Based on 4 years of monitoring (2021–2024).
Water clarity
Improving4 years
Phosphorus
Improving-28.55 µg/L/yr4 years
Regulated Pollution Sources Nearby
5 EPA-permitted facilities operate within about 5 miles of Pinellas-Bellevue Lake under Clean Water Act (NPDES) discharge permits, including 4 classified by the EPA as major dischargers. 1 facility has a reported Clean Water Act violation in the past three years.
- Pinellas Co & Co App - MS4Clearwater · 1.1 mi away · NPDES FLS000005Major
- Belleair Bluffs, City OfBelleair Bluffs · 2.2 mi away · NPDES FLS648205Major
- Belleair, Town OfBelleair · 2.5 mi away · NPDES FLS648442Major
- Dunedin, City OfDunedin · 2.5 mi away · NPDES FLS648221Major
- Clearwater Marine AquariumClearwater · 2.5 mi away · NPDES FL0450707Recent violation
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Nearby Lakes in Pinellas County
Frequently asked questions about Pinellas-Bellevue Lake
Where is Pinellas-Bellevue Lake?
- Pinellas-Bellevue Lake is a lake in Pinellas County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Pinellas-Bellevue Lake?
- Pinellas-Bellevue Lake in Pinellas County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 5 ft visibility. Phosphorus: 27 µg/L.
Is Pinellas-Bellevue Lake 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 Pinellas-Bellevue Lake?
- Pinellas-Bellevue Lake typically sits around 77°F at the surface in November, from 51 EPA Water Quality Portal field readings (2010–2019). That is a typical value for the month, not a live reading.
Can I fish at Pinellas-Bellevue Lake?
- Public access to Pinellas-Bellevue Lake is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Florida's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
265 measurements from 3 monitoring stations, 2021–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX265 samples · 2021–2025
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
Regulated discharger data from EPA ECHO (ICIS-NPDES)