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LakeQuality
B

Orange-Giles Lake

Orange County, FloridaEutrophic

Orange-Giles Lake is a productive, nutrient-rich eutrophic lake in Orange County, Florida. Water quality is graded B based on 2 sampling years through 2025. Compared to the 531 other monitored lakes in Orange County, Orange-Giles Lake ranks #226 for water quality.

Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2025-04-13. Grade methodology: LakeGrade methodology.

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Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Murky, only visible to about 6.5 ft. Phosphorus level: 24 µg/L. Trophic State Index: 50.

MetricValueGrade
Water Clarity (Secchi Depth)6.5 ftC
Phosphorus24 µg/LB
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)50Eutrophic

High nutrients, frequent algae, reduced clarity

Location

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County Ranking

Ranked #226 of 532 lakes in Orange County

Cleaner Lakes Within 30 Miles

Orange-Giles Lake holds Grade B. 2 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Orange County

C
Lkgiles Lake
Orange County
C
Lake Giles
Orange County
C
Lake Underhill
Orange County
A
Lake Underhill South
Orange County
C
Orange-Arnold Lake
Orange County
C
Lake Arnold
Orange County

More Florida Lake Rankings

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Top 25 by overall water quality score

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Grade A/B + low algae filter

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Panfish-rich, public access

All Florida lakes

Full state directory

Other Grade B Lakes in Florida

Bay-Deer Point Lake

Bay County · Clarity: 4 ft

Brevard-Clear Lake

Brevard County · Clarity: 9.8 ft

Alachua-Santa Fe Painter Canal Lake

Alachua County · Clarity: 5.5 ft

Seminole-Little Howell Lake

Seminole County · Clarity: 5 ft

Marion-Deerback Lake

Marion County · Clarity: 7 ft

Hillsborough-Flynn Lake

Hillsborough County · Clarity: 6 ft

Eutrophic Lakes in Florida

Flagler-Emerald LakeEastern Lake OutletSeminole-Secret LakeFtt Lake

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Most recent sample: 2025-04-13

Monitoring stations: 3

Where to stay near Orange-Giles Lake

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