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LakeQuality

Orange-Cypress Lake

B
Grade B — Good
Good · #223 of 320 lakes in the county · 4.5 ft clear · Eutrophic · from C
Eutrophic

Orange-Cypress Lake in Orange County, Florida has a water quality grade of B (Good). Water clarity: 4.5 ft visibility. Phosphorus: 19 µg/L.

Clarity
4.5 ft
Typical in August
87°F
Type
Eutrophic
Trend
Declining

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Orange-Cypress Lake is a productive, nutrient-rich eutrophic lake in Orange County, Florida. Water quality is graded B based on 1 sampling years through 2024. Overall water quality is declining over recent sampling years. Compared to the 319 other monitored lakes in Orange County, Orange-Cypress Lake ranks #223 for water quality.

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2024-10-27. Grade methodology: LakeQuality methodology.

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Swimming Safety

Grade only

Bacteria A

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.

A
Bacteria swim-safety grade: A
from E. coli testing · 27 samples, 8 seasons

Based on E. coli testing, Orange-Cypress Lake never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 27 samples across 8 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.

Get alerts for Orange-Cypress Lake

Water Quality Grade: B (Good)

Murky, only visible to about 4.5 ft. Phosphorus level: 19 µg/L. Trophic State Index: 51.

MetricValueGrade
Water Clarity (Secchi Depth)4.5 ftNot graded
Phosphorus19 µg/LGood
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)51Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Orange-Cypress Lake

Compare lakeside cabins, hotels, and vacation rentals near Orange-Cypress Lake in Orange 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 Orange-Cypress 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

Orange-Cypress Lake typically sits around 87°F at the surface in August. Summer average is about 86°F. Usually warmest in Aug (about 87°F) and coldest in Feb (about 68°F). These are typical values by month — not a live reading.

Jan
Feb
68°
Mar
71°
Apr
76°
May
82°
Jun
85°
Jul
Aug
87°
Sep
84°
Oct
80°
Nov
74°
Dec
68°

Typical surface water temperature by month, from 55 field readings (20102025) via the EPA Water Quality Portal. See the full Orange-Cypress Lake water temperature breakdown →

Fishing Orange-Cypress Lake

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

MetricTrendChange/YearYears
Water Clarity Declining-1.5 m/yr5
Phosphorus Declining+1.2 µg/L/yr5
See year-by-year chart →

EPA Impairment Status

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

Causes of impairment

Mercury

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

Source: EPA ATTAINS assessment unit FL3170Q · Official waterbody report · Matched by proximity (1.77 km)

County Ranking

Ranked #223 of 320 lakes in Orange County

Nearby Lakes in Orange County

Frequently asked questions about Orange-Cypress Lake

Where is Orange-Cypress Lake?

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

What is the water quality grade for Orange-Cypress Lake?

Orange-Cypress Lake in Orange County, Florida has a water quality grade of B (Good). Water clarity: 4.5 ft visibility. Phosphorus: 19 µg/L.

Is Orange-Cypress Lake safe to swim in?

Based on E. coli testing, Orange-Cypress Lake never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 27 samples across 8 seasons. That works out to a bacteria swim-safety grade of A — a historical summary of past testing, not a current reading. Orange-Cypress Lake has a water quality grade of B (Good). Bacteria levels can spike quickly after heavy rain, so always check Florida's current beach and health-department advisories before you swim.

What is the water temperature of Orange-Cypress Lake?

Orange-Cypress Lake typically sits around 87°F at the surface in August, from 55 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.

Where this data comes from

176 measurements from 3 monitoring stations, 2021–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • FLORIDA LAKEWATCH21FLKWAT_WQX176 samples · 2021–2024
Monitoring station identifiers (3)

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