Sparkman Lake @ Center
Sparkman Lake @ Center in Hernando County, Florida has a water quality grade of D (Nutrient-rich). Water clarity: 1 ft visibility. Phosphorus: 175 µg/L.
- Clarity
- 1 ft
- Typical in August
- 85°F
- Type
- Hypereutrophic
- Trend
- → Stable
Grade D measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Sparkman Lake @ Center →
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Sparkman Lake @ Center is a highly nutrient-loaded hypereutrophic lake in Hernando County, Florida. Water quality is graded D based on 1 sampling years through 2025. Water clarity is improving over recent sampling years. Compared to the 8 other monitored lakes in Hernando County, Sparkman Lake @ Center ranks #8 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-07-16. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyLimited 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
Water Quality Grade: D (Nutrient-rich)
Very murky, less than 1 ft of visibility. Phosphorus level: 175 µg/L. Trophic State Index: 78.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1 ft | Not graded |
| Phosphorus | 175 µg/L | Poor |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 78 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Where to stay near Sparkman Lake @ Center
Compare lakeside cabins, hotels, and vacation rentals near Sparkman Lake @ Center in Hernando 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 Sparkman Lake @ Center are listed below.
Top-rated places to stay near Sparkman Lake @ Center
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Planning a whole trip? See where to stay at Florida’s top lakes →
Water Temperature
Sparkman Lake @ Center typically sits around 85°F at the surface in August. Summer average is about 85°F. Usually warmest in Jun (about 86°F) and coldest in Jan (about 64°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 43 field readings (2010–2025) via the EPA Water Quality Portal. See the full Sparkman Lake @ Center water temperature breakdown →
Fishing Sparkman Lake @ Center
Water Quality Trend: → Stable
Based on 4 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.07 m/yr | 4 |
| Phosphorus | ↓ Declining | +39 µg/L/yr | 4 |
EPA Impairment Status
Sparkman Lake @ Center is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4C).
Causes of impairment
Source: EPA ATTAINS assessment unit FL1329I2 · Official waterbody report · Matched by proximity (2.4 km)
County Ranking
Ranked #8 of 9 lakes in Hernando County
Nearby Lakes in Hernando County
Frequently asked questions about Sparkman Lake @ Center
Where is Sparkman Lake @ Center?
- Sparkman Lake @ Center is a lake in Hernando County, Florida. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Sparkman Lake @ Center?
- Sparkman Lake @ Center in Hernando County, Florida has a water quality grade of D (Nutrient-rich). Water clarity: 1 ft visibility. Phosphorus: 175 µg/L.
Is Sparkman Lake @ Center safe to swim in?
- Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum. Sparkman Lake @ Center has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.
What is the water temperature of Sparkman Lake @ Center?
- Sparkman Lake @ Center typically sits around 85°F at the surface in August, from 43 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Explore Sparkman Lake @ Center across LakeQuality
More Florida Lake Rankings
Other Grade D Lakes in Florida
Pasco County · 2 ft
Hillsborough County · 2.5 ft
Hillsborough County · 2.5 ft
Hillsborough County · 1.8 ft
Hillsborough County · 2.3 ft
Hillsborough County · Nutrient-rich
Hypereutrophic Lakes in Florida
Where this data comes from
34 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 samples34 samples · 2022–2025
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