Holden N Lake
Orange County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Holden N Lake. Here is what has been measured.
- Mesotrophic
- Impaired · Impaired biota (cause unknown)
Holden N Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 8.4 ft visibility. Phosphorus: 8 µg/L.
Holden N Lake is a mesotrophic lake in Orange County, Florida. Compared to the 319 other monitored lakes in Orange County, Holden N Lake ranks #206 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-01-27. 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.
Based on E. coli testing, Holden N Lake never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 29 samples across 8 seasons.
This is a historical summary of past testing, not a current condition — bacteria levels change quickly, especially after rain. Always check Florida’s current beach and health-department advisories before swimming.
Whether Holden N 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 Holden N Lake
These are the measurements Florida DEP publishes for Holden N Lake, 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 8.4 ft. Phosphorus 8 µg/L. TSI 40.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 8.4ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 8µg/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. | 40 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Holden N Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Holden N Lake typically sits around 80°F at the surface in October. Summer average is about 87°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 36 field readings (2010–2025) via the EPA Water Quality Portal. See the full Holden N Lake water temperature breakdown →
Stays via Stay22
Stays near Holden N Lake
Compare lakeside cabins, hotels, and vacation rentals near Holden N 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.
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Fishing Holden N Lake
Water Quality Trend: Stable
Based on 5 years of monitoring (2020–2024).
Water clarity
Stable5 years
Phosphorus
Stable-0.2 µg/L/yr5 years
EPA Impairment Status
Holden N Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Aquatic life, Recreation.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit FL3168H · Official waterbody report
Nearby Lakes in Orange County
Frequently asked questions about Holden N Lake
Where is Holden N Lake?
- Holden N 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 Holden N Lake?
- Holden N Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 8.4 ft visibility. Phosphorus: 8 µg/L.
Is Holden N Lake safe to swim in?
- Based on E. coli testing, Holden N Lake never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 29 samples across 8 seasons. That is a historical summary of past bacteria testing, not a current reading and not a swimming clearance. Bacteria levels can spike quickly after heavy rain, so whether Holden N Lake is safe to swim in today is a call for Florida's water agency and the county health department; check their current beach advisories before you swim.
What is the water temperature of Holden N Lake?
- Holden N Lake typically sits around 80°F at the surface in October, from 36 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Explore Holden N Lake across LakeQuality
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Where this data comes from
65 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples65 samples · 2020–2025
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