Skip to main content
LakeQuality

Lake Clarke

Palm Beach County, FloridaView mapDirections

No nutrient or algae sampling on record from Florida DEP for this lake.

Water temp
~81°F
Typical for Oct · EPA WQP
Trend
Worsening
4 years of samples
  • Impaired · Algal growth
  • Public access
  • Limited data
See the measurementsDirectionsWhere to stay

Lake Clarke in Palm Beach County, Florida has water-quality measurements published by Florida DEP, shown here as reported.

Loading map…

Lake Clarke is a lake in Palm Beach 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.

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2021-05-18. Methodology: how these readings are compared.

What Lake Clarke is good for

From access and monitoring records, not editorial picks.

  • Boat launch1 documented ramp

Swimming conditions

No reading

Recreation use not supported

Bacteria testing record
from E. coli testing · 11 samples, 2 seasons

Based on E. coli testing, Lake Clarke occasionally exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 9.1% of 11 samples across 2 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 Lake Clarke 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.

Get alerts for Lake Clarke →

Water quality measurements for Lake Clarke

These are the measurements Florida DEP publishes for Lake Clarke, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data.

Ask about Lake Clarke

Answers come straight from the public measurements and survey records on this page.

Water Temperature

Lake Clarke typically sits around 81°F at the surface in October. Summer average is about 85°F. Usually warmest in Aug (about 86°F) and coldest in Jan (about 68°F). These are typical values by month — not a live reading.

68°
Jan
70°
Feb
78°
Mar
81°
Apr
82°
May
84°
Jun
84°
Jul
86°
Aug
85°
Sep
81°
Oct
Nov
71°
Dec

Column height runs from this lake’s coldest month (68°F) to its warmest (86°F).

Typical surface water temperature by month, from 73 field readings (2010–2021) via the EPA Water Quality Portal. See the full Lake Clarke water temperature breakdown →

Recreation & Access

1
Boat Landings
Yes
Public Access
  • Barbados Road AccessPublic

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 Clarke

Compare lakeside cabins, hotels, and vacation rentals near Lake Clarke in Palm Beach 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 Clarke

Prices for Oct 16–18, 4 adults. Change dates on the map below.

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 →

Follow Lake Clarke’s readings

Email me when new measurements post for this lake. Updates stay free.

Or email

Fishing Lake Clarke

Water Quality Trend: Worsening

Based on 4 years of monitoring (2022–2025).

  • Water clarity

    Worsening

    4 years

  • Phosphorus

    Worsening

    +12.75 µg/L/yr4 years

See year-by-year chart →

EPA Impairment Status

Lake Clarke is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).

Causes of impairment

Algal growthImpaired biota (cause unknown)Nutrients (phosphorus, nitrogen)

Designated uses not supporting: Aquatic life, Recreation.

Source: EPA ATTAINS assessment unit FL3245B · Official waterbody report

Regulated Pollution Sources Nearby

1 EPA-permitted facility operate within about 5 miles of Lake Clarke under Clean Water Act (NPDES) discharge permits, including 1 classified by the EPA as major discharger.

  • Lake Clarke Shores, Town Of
    West Palm Beach · 0.2 mi away · NPDES FLS645389
    Major

Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.

Nearby Lakes in Palm Beach County

Lake Clarke East of Wagner Circle3.1 ft clear0.8 miView →Pine Lake East of Airport Hotel—View →Palm Beach-Pine Lake4 ft clear · Eutrophic—View →Pine Lake Center2.3 ft clear—View →Lake Worth—View →Hypoluxo Scrub Natural Area Pond1.6 ft clear—View →

Frequently asked questions about Lake Clarke

Where is Lake Clarke?

Lake Clarke is a lake in Palm Beach 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 Clarke?

Lake Clarke in Palm Beach County, Florida has water-quality measurements published by Florida DEP, shown here as reported.

Measurements on this page ↑

Is Lake Clarke safe to swim in?

Based on E. coli testing, Lake Clarke occasionally exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 9.1% of 11 samples across 2 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 Lake Clarke 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.

Swimming on this page ↑

What is the water temperature of Lake Clarke?

Lake Clarke typically sits around 81°F at the surface in October, from 73 EPA Water Quality Portal field readings (2010–2021). That is a typical value for the month, not a live reading.

Temp on this page ↑

Are there boat ramps on Lake Clarke?

Lake Clarke has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Barbados Road Access. Public access is listed as yes.

Access on this page ↑

Can I fish at Lake Clarke?

Lake Clarke 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.

Access on this page ↑

Explore Lake Clarke across LakeQuality

Lake Fishing Forecast

Species activity outlook by water temperature and season

Florida Lake Trips

Where to stay at Florida's top lakes, each with its readings

The State of Florida's Lakes

Florida's cleanest lakes, ranked on agency measurements

More lakes in Florida

Clearest lakes in Florida

Ranked by Secchi water clarity

All Florida lakes

Every Florida lake with its Florida DEP measurements

Lake water quality by country

Official ratings and named-lake measurements

Other Lakes in Florida

Sailboat Lake

Broward County · Measured

Banner Lake

Martin County · Measured

Lettuce Lake

Broward County · Measured

Peck Lake

Martin County · Measured

The Narrows

Martin County · Measured

Lake Melva

Broward County · 2.2 ft

Where this data comes from

1 measurement from 1 monitoring station, 2021. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Submitting organization not recorded for these samples1 sample · 2021
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

Regulated discharger data from EPA ECHO (ICIS-NPDES)

Named boat-access points from the USGS National Boat Ramps inventory