Orange-Susannah Lake
Orange-Susannah Lake in Orange County, Florida has a water quality grade of B (Good). Water clarity: 5 ft visibility. Phosphorus: 13 µg/L.
- Clarity
- 5 ft
- Typical in August
- 83°F
- Type
- Mesotrophic
- Trend
- → Stable
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Orange-Susannah Lake is a mesotrophic lake in Orange County, Florida. Water quality is graded B based on 1 sampling years through 2021. Water clarity is improving over recent sampling years. Compared to the 319 other monitored lakes in Orange County, Orange-Susannah Lake ranks #133 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2021-09-26. Grade methodology: LakeQuality methodology.
Watch Orange-Susannah Lake water quality
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Swimming Safety
Grade onlyBacteria advisory
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
Water Quality Grade: B (Good)
Murky, only visible to about 5 ft. Phosphorus level: 13 µg/L. Trophic State Index: 48.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 5 ft | Not graded |
| Phosphorus | 13 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 48 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Orange-Susannah Lake
Compare lakeside cabins, hotels, and vacation rentals near Orange-Susannah 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-Susannah 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-Susannah Lake typically sits around 83°F at the surface in August. Summer average is about 83°F. Usually warmest in Aug (about 83°F) and coldest in Mar (about 70°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 8 field readings (2015–2015) via the EPA Water Quality Portal. See the full Orange-Susannah Lake water temperature breakdown →
Fishing Orange-Susannah Lake
Water Quality Trend: → Stable
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.257 m/yr | 6 |
| Phosphorus | ↓ Declining | +1.31 µg/L/yr | 6 |
EPA Impairment Status
Orange-Susannah Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit FL3023A · Official waterbody report · Matched by proximity (1.03 km)
County Ranking
Ranked #133 of 320 lakes in Orange County
Nearby Lakes in Orange County
Frequently asked questions about Orange-Susannah Lake
Where is Orange-Susannah Lake?
- Orange-Susannah 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-Susannah Lake?
- Orange-Susannah Lake in Orange County, Florida has a water quality grade of B (Good). Water clarity: 5 ft visibility. Phosphorus: 13 µg/L.
Is Orange-Susannah Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Orange-Susannah Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
What is the water temperature of Orange-Susannah Lake?
- Orange-Susannah Lake typically sits around 83°F at the surface in August, from 8 EPA Water Quality Portal field readings (2015–2015). That is a typical value for the month, not a live reading.
Explore Orange-Susannah Lake across LakeQuality
Planning a trip around Canaveral?
Orange-Susannah Lake is about 38 miles from Canaveral National Seashore. Crowds there swing hard by season, so the month you pick changes both how busy the park is and what lodging costs.
Best time to visit Canaveral →More Florida Lake Rankings
Other Grade B Lakes in Florida
Mesotrophic Lakes in Florida
Where this data comes from
66 measurements from 3 monitoring stations, 2020–2021. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX66 samples · 2020–2021
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