Lakesilv
Polk County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Lakesilv. Here is what has been measured.
- Limited data
Lakesilv in Polk County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 6.9 ft visibility. Phosphorus: 11 µg/L.
Lakesilv is a lake in Polk County, Florida. Overall water quality is improving over recent sampling years.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2022-09-20. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lakesilv 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 Lakesilv
These are the measurements Florida DEP publishes for Lakesilv, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Moderate clarity, visible to about 6.9 ft. Phosphorus 11 µg/L. TSI 44.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 6.9ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 11µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| 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. | 44 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Lakesilv
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Lakesilv typically sits around 81°F at the surface in October. Summer average is about 86°F. Usually warmest in Jul (about 87°F) and coldest in Feb (about 62°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (62°F) to its warmest (87°F).
Typical surface water temperature by month, from 61 field readings (2010–2025) via the EPA Water Quality Portal. See the full Lakesilv water temperature breakdown →
Stays via Stay22
Stays near Lakesilv
Compare lakeside cabins, hotels, and vacation rentals near Lakesilv in Polk 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 Lakesilv
Water Quality Trend: Improving
Based on 6 years of monitoring (2020–2025).
Water clarity
Stable6 years
Phosphorus
Improving-1.19 µg/L/yr6 years
Nearby Lakes in Polk County
Frequently asked questions about Lakesilv
Where is Lakesilv?
- Lakesilv is a lake in Polk County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Lakesilv?
- Lakesilv in Polk County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 6.9 ft visibility. Phosphorus: 11 µg/L.
Is Lakesilv 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 Lakesilv?
- Lakesilv typically sits around 81°F at the surface in October, from 61 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Explore Lakesilv across LakeQuality
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Where this data comes from
2 measurements from 1 monitoring station, 2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples2 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.