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LakeQuality

Sweetwater Cove @ Riverbend Blvd Lake

D
Grade D — Nutrient-rich
Nutrient-rich · #121 of 122 lakes in the county · Hypereutrophic · from F
Limited DataHypereutrophic

Sweetwater Cove @ Riverbend Blvd Lake in Seminole County, Florida has a water quality grade of D (Nutrient-rich). Phosphorus: 132.5 µg/L.

Typical in August
85°F
Type
Hypereutrophic

Grade D measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Sweetwater Cove @ Riverbend Blvd Lake

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Sweetwater Cove @ Riverbend Blvd Lake is a highly nutrient-loaded hypereutrophic lake in Seminole County, Florida. Water quality is graded D based on 1 sampling years through 2020. Compared to the 121 other monitored lakes in Seminole County, Sweetwater Cove @ Riverbend Blvd Lake ranks #121 for water quality.

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2020-12-07. Grade methodology: LakeQuality methodology.

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Swimming Safety

Grade only

Limited data

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.

Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum

Get alerts for Sweetwater Cove @ Riverbend Blvd Lake

Water Quality Grade: D (Nutrient-rich)

No clarity data. Phosphorus level: 132.5 µg/L. Trophic State Index: 75.

MetricValueGrade
Water Clarity (Secchi Depth)No recent samples
Phosphorus132.5 µg/LPoor
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)75Hypereutrophic

Very high nutrients, dense algae, poor clarity

Where to stay near Sweetwater Cove @ Riverbend Blvd Lake

Compare lakeside cabins, hotels, and vacation rentals near Sweetwater Cove @ Riverbend Blvd Lake in Seminole 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. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Sweetwater Cove @ Riverbend Blvd Lake are listed below.

Top-rated places to stay near Sweetwater Cove @ Riverbend Blvd 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

Sweetwater Cove @ Riverbend Blvd Lake typically sits around 85°F at the surface in August. Summer average is about 86°F. Usually warmest in Jul (about 87°F) and coldest in Dec (about 64°F). These are typical values by month — not a live reading.

Jan
68°
Feb
75°
Mar
70°
Apr
76°
May
81°
Jun
86°
Jul
87°
Aug
85°
Sep
85°
Oct
75°
Nov
70°
Dec
64°

Typical surface water temperature by month, from 37 field readings (20162020) via the EPA Water Quality Portal. See the full Sweetwater Cove @ Riverbend Blvd Lake water temperature breakdown →

Fishing Sweetwater Cove @ Riverbend Blvd Lake

EPA Impairment Status

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

Causes of impairment

Impaired biota (cause unknown)Nutrients (phosphorus, nitrogen)

Source: EPA ATTAINS assessment unit FL2956X · Official waterbody report · Matched by proximity (0.44 km)

County Ranking

Ranked #121 of 122 lakes in Seminole County

Nearby Lakes With Higher Grades

Sweetwater Cove @ Riverbend Blvd Lake holds Grade D. 3 nearby lakes hold higher nutrient-and-algae grades — useful for a swim day, not a reason to skip lodging here.

Nearby Lakes in Seminole County

Frequently asked questions about Sweetwater Cove @ Riverbend Blvd Lake

Where is Sweetwater Cove @ Riverbend Blvd Lake?

Sweetwater Cove @ Riverbend Blvd Lake is a lake in Seminole County, Florida. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.

What is the water quality grade for Sweetwater Cove @ Riverbend Blvd Lake?

Sweetwater Cove @ Riverbend Blvd Lake in Seminole County, Florida has a water quality grade of D (Nutrient-rich). Phosphorus: 132.5 µg/L.

Is Sweetwater Cove @ Riverbend Blvd Lake safe to swim in?

Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum. Sweetwater Cove @ Riverbend Blvd Lake has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.

What is the water temperature of Sweetwater Cove @ Riverbend Blvd Lake?

Sweetwater Cove @ Riverbend Blvd Lake typically sits around 85°F at the surface in August, from 37 EPA Water Quality Portal field readings (2016–2020). That is a typical value for the month, not a live reading.

Where this data comes from

9 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Submitting organization not recorded for these samples9 samples · 2020
Monitoring station identifiers (1)

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