Hrglasslk Lake
Orange County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Hrglasslk Lake. Here is what has been measured.
- Eutrophic
- Impaired · Algal growth
Hrglasslk Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 2.6 ft visibility. Phosphorus: 62 µg/L.
Hrglasslk Lake is a productive, nutrient-rich eutrophic lake in Orange County, Florida. Overall water quality is declining over recent sampling years. Compared to the 319 other monitored lakes in Orange County, Hrglasslk Lake ranks #289 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2024-11-19. Methodology: how these readings are compared.
Swimming conditions
Readings onlyRecreation use not supported
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. Hrglasslk Lake is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.
Whether Hrglasslk 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 Hrglasslk Lake
These are the measurements Florida DEP publishes for Hrglasslk Lake, 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 2.6 ft of visibility. Phosphorus 62 µg/L. TSI 63.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.6ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 62µg/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. | 63 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Hrglasslk Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Hrglasslk Lake typically sits around 82°F at the surface in October. Summer average is about 86°F. Usually warmest in Aug (about 87°F) and coldest in Jan (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 71 field readings (2020–2024) via the EPA Water Quality Portal. See the full Hrglasslk Lake water temperature breakdown →
Stays via Stay22
Stays near Hrglasslk Lake
Compare lakeside cabins, hotels, and vacation rentals near Hrglasslk Lake 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. The water-quality readings cover nutrients and algae, not lodging. Cabins and rentals around Hrglasslk Lake are listed below.
Top-rated places to stay near Hrglasslk Lake
Prices for Oct 16–18, 4 adults. Change dates on the map below.
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Fishing Hrglasslk Lake
Water Quality Trend: Worsening
Based on 6 years of monitoring (2020–2025).
Water clarity
Worsening6 years
Phosphorus
Stable+0.37 µg/L/yr6 years
EPA Impairment Status
Hrglasslk Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life, Recreation.
Source: EPA ATTAINS assessment unit FL3168X2 · Official waterbody report
Nearby Lakes in Orange County
Frequently asked questions about Hrglasslk Lake
Where is Hrglasslk Lake?
- Hrglasslk Lake is a lake in Orange County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Hrglasslk Lake?
- Hrglasslk Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 2.6 ft visibility. Phosphorus: 62 µg/L.
Is Hrglasslk Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Hrglasslk Lake is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.
What is the water temperature of Hrglasslk Lake?
- Hrglasslk Lake typically sits around 82°F at the surface in October, from 71 EPA Water Quality Portal field readings (2020–2024). That is a typical value for the month, not a live reading.
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Where this data comes from
50 measurements from 1 monitoring station, 2020–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples50 samples · 2020–2024
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.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database