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LakeQuality

Lyc Lake

B
Grade B — Good
Good · #22 of 128 lakes in the county · 4.6 ft clear · Eutrophic · from C
Eutrophic

Lyc Lake in Lake County, Florida has a water quality grade of B (Good). Water clarity: 4.6 ft visibility. Phosphorus: 20 µg/L.

Clarity
4.6 ft
Typical in August
86°F
Type
Eutrophic
Trend
Stable
Public access
Yes

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Lyc Lake is a productive, nutrient-rich eutrophic lake in Lake County, Florida. Water quality is graded B based on 1 sampling years through 2025. Water clarity 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, Lyc Lake ranks #22 for water quality.

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-05-19. Grade methodology: LakeQuality methodology.

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Swimming Safety

Grade only

Low algae

Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.

Good for swimming, clear water with low algae levels

Get alerts for Lyc Lake

Water Quality Grade: B (Good)

Murky, only visible to about 4.6 ft. Phosphorus level: 20 µg/L. Trophic State Index: 51.

MetricValueGrade
Water Clarity (Secchi Depth)4.6 ftNot graded
Phosphorus20 µg/LGood
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)51Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Lyc Lake

Compare lakeside cabins, hotels, and vacation rentals near Lyc Lake 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 Lyc Lake

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a whole trip? See where to stay at Florida’s top lakes →

Water Temperature

Lyc Lake typically sits around 86°F at the surface in August. Summer average is about 86°F. Usually warmest in Jul (about 87°F) and coldest in Dec (about 56°F). These are typical values by month — not a live reading.

Jan
62°
Feb
60°
Mar
72°
Apr
74°
May
82°
Jun
84°
Jul
87°
Aug
86°
Sep
85°
Oct
77°
Nov
71°
Dec
56°

Typical surface water temperature by month, from 155 field readings (20102025) via the EPA Water Quality Portal. See the full Lyc Lake water temperature breakdown →

Recreation & Access

1
Boat Landings
Yes
Public Access
  • Lake Yale EastPublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Fishing Lyc Lake

Based on 5 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Declining-0.289 m/yr5
Phosphorus Improving-1.62 µg/L/yr5
See year-by-year chart →

EPA Impairment Status

Lyc Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).

Causes of impairment

MercuryNutrients (phosphorus, nitrogen)

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit FL2807A · Official waterbody report · Matched by proximity (0.85 km)

County Ranking

Ranked #22 of 128 lakes in Lake County

Nearby Lakes in Lake County

Frequently asked questions about Lyc Lake

Where is Lyc Lake?

Lyc Lake is a lake in Lake County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.

What is the water quality grade for Lyc Lake?

Lyc Lake in Lake County, Florida has a water quality grade of B (Good). Water clarity: 4.6 ft visibility. Phosphorus: 20 µg/L.

Is Lyc Lake safe to swim in?

Good for swimming, clear water with low algae levels. Lyc Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.

What is the water temperature of Lyc Lake?

Lyc Lake typically sits around 86°F at the surface in August, from 155 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.

Are there boat ramps on Lyc Lake?

Lyc Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake Yale East. Public access is listed as yes.

Where this data comes from

92 measurements from 2 monitoring stations, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • St. Johns River Water Management District21FLSJWM_WQX88 samples · 2020–2025
  • Submitting organization not recorded for these samples4 samples · 2024–2025

Some records reached the portal without a submitting organization. Those samples are counted above but not attributed.

Monitoring station identifiers (2)

Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated 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