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Lake Formosa @ Asher Lane

Orange County, FloridaView mapDirections

This is the name Florida DEP records for this water. It can describe one sampling location rather than the water as a whole.

No nutrient or algae sampling on record from Florida DEP for this lake.

Water temp
~68°F
Typical for Dec · EPA WQP
Trend
Worsening
5 years of samples
  • Limited data

Lake Formosa @ Asher Lane in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported.

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Lake Formosa @ Asher Lane is a lake in Orange County, Florida. Overall water quality is declining over recent sampling years.

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2021-02-02. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Lake Formosa @ Asher Lane 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.

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Water quality measurements for Lake Formosa @ Asher Lane

These are the measurements Florida DEP publishes for Lake Formosa @ Asher Lane, 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 Lake Formosa @ Asher Lane

Answers come straight from the public measurements and survey records on this page.

Water Temperature

Lake Formosa @ Asher Lane typically sits around 68°F at the surface in December. Usually warmest in Mar (about 76°F) and coldest in Jan (about 63°F). These are typical values by month — not a live reading.

63°
Jan
66°
Feb
76°
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
68°
Dec

Column height runs from this lake’s coldest month (63°F) to its warmest (76°F).

Typical surface water temperature by month, from 15 field readings (2020–2025) via the EPA Water Quality Portal. See the full Lake Formosa @ Asher Lane water temperature breakdown →

Stays via Stay22

Stays near Lake Formosa @ Asher Lane

Compare lakeside cabins, hotels, and vacation rentals near Lake Formosa @ Asher Lane in Orange 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.

Top-rated places to stay near Lake Formosa @ Asher Lane

Prices for Oct 16–18, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

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Fishing Lake Formosa @ Asher Lane

Based on 5 years of monitoring (2020–2024).

  • Water clarity

    Worsening

    5 years

  • Phosphorus

    Worsening

    +1.4 µg/L/yr5 years

See year-by-year chart →

Nearby Lakes in Orange County

Frequently asked questions about Lake Formosa @ Asher Lane

Where is Lake Formosa @ Asher Lane?

Lake Formosa @ Asher Lane is in Orange County, Florida. This is the name Florida DEP records for this water. It can describe one sampling location rather than the water as a whole. Its water-quality measurements are published by Florida DEP and shown on this page as reported.

What is the water quality of Lake Formosa @ Asher Lane?

Lake Formosa @ Asher Lane in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported.

Measurements on this page ↑

Is Lake Formosa @ Asher Lane safe to swim in?

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Swimming on this page ↑

What is the water temperature of Lake Formosa @ Asher Lane?

Lake Formosa @ Asher Lane typically sits around 68°F at the surface in December, from 15 EPA Water Quality Portal field readings (2020–2025). That is a typical value for the month, not a live reading.

Temp on this page ↑

Where this data comes from

6 measurements from 1 monitoring station, 2020–2021. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Submitting organization not recorded for these samples6 samples · 2020–2021
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.