Haynes Ck @ Eustis Lake
Lake 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.
Florida DEP publishes the water-quality measurements for Haynes Ck @ Eustis Lake. Here is what has been measured.
- Eutrophic
- Impaired · Impaired biota (cause unknown)
- Limited data
Haynes Ck @ Eustis Lake in Lake County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 2.3 ft visibility. Phosphorus: 39 µg/L.
Haynes Ck @ Eustis Lake is a productive, nutrient-rich eutrophic lake in Lake County, Florida. Overall water quality is improving over recent sampling years. Public access is available with 3 public boat landings. Compared to the 127 other monitored lakes in Lake County, Haynes Ck @ Eustis Lake ranks #87 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-08-27. Methodology: how these readings are compared.
What Haynes Ck @ Eustis Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch3 documented ramps
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, Haynes Ck @ Eustis Lake occasionally exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 5% of 20 samples across 3 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 Haynes Ck @ Eustis 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 Haynes Ck @ Eustis Lake
These are the measurements Florida DEP publishes for Haynes Ck @ Eustis 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 2.3 ft of visibility. Phosphorus 39 µg/L. TSI 61.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 39µg/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. | 61 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Haynes Ck @ Eustis Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Haynes Ck @ Eustis Lake typically sits around 74°F at the surface in October. Summer average is about 86°F. Usually warmest in Jul (about 87°F) and coldest in Jan (about 60°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (60°F) to its warmest (87°F).
Typical surface water temperature by month, from 22 field readings (2023–2025) via the EPA Water Quality Portal. See the full Haynes Ck @ Eustis Lake water temperature breakdown →
Recreation & Access
- Gator Bay MarinaSemi-private
- Black Bass Fishing ResortSemi-private
- Haines Creek RV VillageSemi-private
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Haynes Ck @ Eustis Lake
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Fishing Haynes Ck @ Eustis Lake
Water Quality Trend: Improving
Based on 4 years of monitoring (2021–2025).
Water clarity
Stable4 years
Phosphorus
Improving-9.17 µg/L/yr4 years
EPA Impairment Status
Haynes Ck @ Eustis 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.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit FL2817B · Official waterbody report
Nearby Lakes in Lake County
Frequently asked questions about Haynes Ck @ Eustis Lake
Where is Haynes Ck @ Eustis Lake?
- Haynes Ck @ Eustis Lake is in Lake 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 Haynes Ck @ Eustis Lake?
- Haynes Ck @ Eustis Lake in Lake County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 2.3 ft visibility. Phosphorus: 39 µg/L.
Is Haynes Ck @ Eustis Lake safe to swim in?
- Based on E. coli testing, Haynes Ck @ Eustis Lake occasionally exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 5% of 20 samples across 3 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 Haynes Ck @ Eustis 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 Haynes Ck @ Eustis Lake?
- Haynes Ck @ Eustis Lake typically sits around 74°F at the surface in October, from 22 EPA Water Quality Portal field readings (2023–2025). That is a typical value for the month, not a live reading.
Are there boat ramps on Haynes Ck @ Eustis Lake?
- Haynes Ck @ Eustis Lake has 3 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Gator Bay Marina, Black Bass Fishing Resort, Haines Creek RV Village.
Can I fish at Haynes Ck @ Eustis Lake?
- Haynes Ck @ Eustis Lake has 3 documented boat landings in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Florida's fish and wildlife agency, so check its current regulations before you go.
Explore Haynes Ck @ Eustis Lake across LakeQuality
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Where this data comes from
45 measurements from 1 monitoring station, 2023–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples45 samples · 2023–2025
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
Named boat-access points from the USGS National Boat Ramps inventory