Lake Denton
Lake Denton in Highlands County, Florida has a water quality grade of B (Good). Water clarity: 17.7 ft visibility. Phosphorus: 3 µg/L.
- Clarity
- 17.7 ft
- Typical in August
- 89°F
- Type
- Oligotrophic
- Trend
- → Stable
- Public access
- Yes
Next lake in Highlands County
Swipe left or right on this bar to open the next or previous lake.
Lake Denton is a cold, clear oligotrophic lake in Highlands County, Florida. Water quality is graded B based on 1 sampling years through 2024. Water clarity is declining over recent sampling years. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 72 other monitored lakes in Highlands County, Lake Denton ranks #39 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2024-11-14. Grade methodology: LakeQuality methodology.
Watch Lake Denton water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Grade onlyLow algae
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)
Crystal clear, you can see 17.7 ft down. Phosphorus level: 3 µg/L. Trophic State Index: 28.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 17.7 ft | Not graded |
| Phosphorus | 3 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 28 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Lake Denton
Compare lakeside cabins, hotels, and vacation rentals near Lake Denton in Highlands 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 Lake Denton
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
Lake Denton typically sits around 89°F at the surface in August. Summer average is about 89°F. Usually warmest in Aug (about 89°F) and coldest in Feb (about 67°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 36 field readings (2010–2024) via the EPA Water Quality Portal. See the full Lake Denton water temperature breakdown →
Recreation & Access
- Lake Denton Public Boat RampPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Lake Denton
Water Quality Trend: → Stable
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.6 m/yr | 5 |
| Phosphorus | ↑ Improving | -0.85 µg/L/yr | 5 |
EPA Impairment Status
Lake Denton 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 FL1813G · Official waterbody report · Matched by proximity (1.35 km)
County Ranking
Ranked #39 of 73 lakes in Highlands County
Nearby Lakes in Highlands County
Frequently asked questions about Lake Denton
Where is Lake Denton?
- Lake Denton is a lake in Highlands County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Lake Denton?
- Lake Denton in Highlands County, Florida has a water quality grade of B (Good). Water clarity: 17.7 ft visibility. Phosphorus: 3 µg/L.
Is Lake Denton safe to swim in?
- Good for swimming, clear water with low algae levels. Lake Denton has a water quality grade of B (Good). Always check local health department advisories before swimming.
What is the water temperature of Lake Denton?
- Lake Denton typically sits around 89°F at the surface in August, from 36 EPA Water Quality Portal field readings (2010–2024). That is a typical value for the month, not a live reading.
Are there boat ramps on Lake Denton?
- Lake Denton has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake Denton Public Boat Ramp. Public access is listed as yes.
Explore Lake Denton across LakeQuality
More Florida Lake Rankings
Other Grade B Lakes in Florida
Oligotrophic Lakes in Florida
Where this data comes from
81 measurements from 3 monitoring stations, 2020–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples32 samples · 2020–2024
- Submitting organization not recorded for these samples28 samples · 2020–2022
- Submitting organization not recorded for these samples21 samples · 2023–2024
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
Named boat-access points from the USGS National Boat Ramps inventory