Whitetrout Lake
Whitetrout Lake in Hillsborough County, Florida has a water quality grade of B (Good). Water clarity: 7.5 ft visibility. Phosphorus: 11 µg/L. Surface area: 75 acres.
- Clarity
- 7.5 ft
- Typical in August
- 87°F
- Area
- 75 acres
- Type
- Mesotrophic
- Trend
- ↓ Declining
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Whitetrout Lake is a 75-acre mesotrophic lake in Hillsborough 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 123 other monitored lakes in Hillsborough County, Whitetrout Lake ranks #50 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2024-08-28. 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.
Good for swimming, clear water with low algae levels
Water Quality Grade: B (Good)
Moderate clarity, visible to about 7.5 ft. Phosphorus level: 11 µg/L. Trophic State Index: 43.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 7.5 ft | Not graded |
| Phosphorus | 11 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 43 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Whitetrout Lake
Compare lakeside cabins, hotels, and vacation rentals near Whitetrout Lake in Hillsborough 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 Whitetrout Lake
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Planning a whole trip? See where to stay at Florida’s top lakes →
Water Temperature
Whitetrout Lake typically sits around 87°F at the surface in August. Summer average is about 88°F. Usually warmest in Jun (about 88°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 54 field readings (2020–2024) via the EPA Water Quality Portal. See the full Whitetrout Lake water temperature breakdown →
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 75 acres |
No bathymetric survey has been published for Whitetrout Lake, so its depth is not documented here.
Fishing Whitetrout Lake
Water Quality Trend: ↓ Declining
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -1.15 m/yr | 5 |
| Phosphorus | ↓ Declining | +8.69 µg/L/yr | 6 |
Reservoir Info (USACE NID)
Whitetrout Lake is a man-made reservoir impounded by the White Trout Water Conservation Structure, built primarily for flood risk reduction on the White Trout Lake; earth-type dam, 17 ft tall and 334 ft long.
- Surface area
- 75 ac
- Normal storage
- 203 ac-ft
- Max storage
- 4,102 ac-ft
- Hazard class
- Significant
- Owner
- SWFWMD
All listed purposes: Flood Risk Reduction;Recreation;Water Supply.
Source: USACE National Inventory of Dams, NID ID FL12027 · Operator website · Matched by proximity (0.64 km)
EPA Impairment Status
Whitetrout 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 FL1516F · Official waterbody report
County Ranking
Ranked #50 of 124 lakes in Hillsborough County
Nearby Lakes in Hillsborough County
Frequently asked questions about Whitetrout Lake
Where is Whitetrout Lake?
- Whitetrout Lake is a lake in Hillsborough County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Whitetrout Lake?
- Whitetrout Lake in Hillsborough County, Florida has a water quality grade of B (Good). Water clarity: 7.5 ft visibility. Phosphorus: 11 µg/L. Surface area: 75 acres.
Is Whitetrout Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Whitetrout Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
What is the water temperature of Whitetrout Lake?
- Whitetrout Lake typically sits around 87°F at the surface in August, from 54 EPA Water Quality Portal field readings (2020–2024). That is a typical value for the month, not a live reading.
Explore Whitetrout Lake across LakeQuality
More Florida Lake Rankings
Other Grade B Lakes in Florida
Mesotrophic Lakes in Florida
Where this data comes from
44 measurements from 1 monitoring station, 2020–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples44 samples · 2020–2024
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