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LakeQuality

Tributary To Myakka Lake

Charlotte County, FloridaView mapDirections

Florida DEP publishes the water-quality measurements for Tributary To Myakka Lake. Here is what has been measured.

Phosphorus
45 µg/L
Typical for Florida
Measured by Florida DEP
Water temp
~77°F
Typical for Oct · EPA WQP
Type
Eutrophic
Trophic class
  • Eutrophic
  • Public access

Tributary To Myakka Lake in Charlotte County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Phosphorus: 45 µg/L.

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Tributary To Myakka Lake is a productive, nutrient-rich eutrophic lake in Charlotte County, Florida. Overall water quality is declining over recent sampling years. Limited fish-species data available. Public access is available. Compared to the 14 other monitored lakes in Charlotte County, Tributary To Myakka Lake ranks #4 for water quality.

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-03-19. Methodology: how these readings are compared.

Swimming conditions

Readings only

Bacteria tested: exceedances

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.

Bacteria testing record
from E. coli testing · 31 samples, 4 seasons

Based on E. coli testing, Tributary To Myakka Lake occasionally exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 6.5% of 31 samples across 4 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 Tributary To Myakka 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.

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Water quality measurements for Tributary To Myakka Lake

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

No clarity data. Phosphorus 45 µg/L. TSI 59.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)No reading

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus45µg/LFair
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.59Eutrophic
OligotrophicMesotrophicEutrophicHypereutrophic

High nutrients, frequent algae, reduced clarity

Ask about Tributary To Myakka Lake

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

Water Temperature

Tributary To Myakka Lake typically sits around 77°F at the surface in October. Summer average is about 84°F. Usually warmest in Jul (about 85°F) and coldest in Jan (about 59°F). These are typical values by month — not a live reading.

59°
Jan
64°
Feb
66°
Mar
73°
Apr
May
83°
Jun
85°
Jul
84°
Aug
84°
Sep
77°
Oct
72°
Nov
63°
Dec

Column height runs from this lake’s coldest month (59°F) to its warmest (85°F).

Typical surface water temperature by month, from 36 field readings (2022–2025) via the EPA Water Quality Portal. See the full Tributary To Myakka Lake water temperature breakdown →

Stays via Stay22

Stays near Tributary To Myakka Lake

Compare lakeside cabins, hotels, and vacation rentals near Tributary To Myakka Lake in Charlotte 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 Tributary To Myakka Lake

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.

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Fishing Tributary To Myakka Lake

3 seasons of samples on record (2022–2024). Calling a direction takes at least 4 years of the same measurement.

  • Phosphorus

    Worsening

    +72.5 µg/L/yr3 years

Nearby Lakes in Charlotte County

Frequently asked questions about Tributary To Myakka Lake

Where is Tributary To Myakka Lake?

Tributary To Myakka Lake is a lake in Charlotte County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.

What is the water quality of Tributary To Myakka Lake?

Tributary To Myakka Lake in Charlotte County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Phosphorus: 45 µg/L.

Measurements on this page ↑

Is Tributary To Myakka Lake safe to swim in?

Based on E. coli testing, Tributary To Myakka Lake occasionally exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 6.5% of 31 samples across 4 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 Tributary To Myakka 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.

Swimming on this page ↑

What is the water temperature of Tributary To Myakka Lake?

Tributary To Myakka Lake typically sits around 77°F at the surface in October, from 36 EPA Water Quality Portal field readings (2022–2025). That is a typical value for the month, not a live reading.

Temp on this page ↑

Can I fish at Tributary To Myakka Lake?

Public access to Tributary To Myakka Lake is listed as yes on the lake record. 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.

Where this data comes from

32 measurements from 1 monitoring station, 2022–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Submitting organization not recorded for these samples32 samples · 2022–2025
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.