Lake-Grasshopper
Lake County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Lake-Grasshopper. Here is what has been measured.
- Mesotrophic
- Impaired · Mercury
- Public access
Lake-Grasshopper in Lake County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 6.5 ft visibility. Phosphorus: 9 µg/L.
Lake-Grasshopper is a mesotrophic lake in Lake County, Florida. Overall water quality is declining over recent sampling years. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 127 other monitored lakes in Lake County, Lake-Grasshopper ranks #13 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-03-28. Methodology: how these readings are compared.
What Lake-Grasshopper is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
Readings onlyLow algae
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. Lake-Grasshopper is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury, pH / acidity. Check local advisories before you swim.
Whether Lake-Grasshopper 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 Lake-Grasshopper
These are the measurements Florida DEP publishes for Lake-Grasshopper, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 6.5 ft. Phosphorus 9 µg/L. TSI 43.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 6.5ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 9µg/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. | 43 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Lake-Grasshopper
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Lake-Grasshopper typically sits around 83°F at the surface in September. Summer average is about 85°F. Usually warmest in Aug (about 86°F) and coldest in Feb (about 65°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (65°F) to its warmest (86°F).
Typical surface water temperature by month, from 21 field readings (2010–2018) via the EPA Water Quality Portal. See the full Lake-Grasshopper water temperature breakdown →
Recreation & Access
- Ocala National Forest - Grasshopper Lake Public Boat RampPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Lake-Grasshopper
Compare lakeside cabins, hotels, and vacation rentals near Lake-Grasshopper in Lake 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-Grasshopper
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Fishing Lake-Grasshopper
Water Quality Trend: Worsening
Based on 6 years of monitoring (2020–2025).
Water clarity
Stable5 years
Phosphorus
Worsening+1.1 µg/L/yr6 years
EPA Impairment Status
Lake-Grasshopper 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, Fish consumption.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit FL2916B · Official waterbody report
Nearby Lakes in Lake County
Frequently asked questions about Lake-Grasshopper
Where is Lake-Grasshopper?
- Lake-Grasshopper is a lake in Lake County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Lake-Grasshopper?
- Lake-Grasshopper in Lake County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 6.5 ft visibility. Phosphorus: 9 µg/L.
Is Lake-Grasshopper safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Lake-Grasshopper is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury, pH / acidity. Check local advisories before you swim.
What is the water temperature of Lake-Grasshopper?
- Lake-Grasshopper typically sits around 83°F at the surface in September, from 21 EPA Water Quality Portal field readings (2010–2018). That is a typical value for the month, not a live reading.
Are there boat ramps on Lake-Grasshopper?
- Lake-Grasshopper has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Ocala National Forest - Grasshopper Lake Public Boat Ramp. Public access is listed as yes.
Can I fish at Lake-Grasshopper?
- Lake-Grasshopper has 1 documented boat landing 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 Lake-Grasshopper across LakeQuality
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Where this data comes from
199 measurements from 3 monitoring stations, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX199 samples · 2020–2025
Monitoring station identifiers (3)
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