Morris Lake East
Morris Lake East in Walton County, Florida has a water quality grade of B (Good). Water clarity: 4.9 ft visibility. Phosphorus: 10 µg/L.
- Clarity
- 4.9 ft
- Typical in August
- 87°F
- Type
- Mesotrophic
- Trend
- → Stable
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Morris Lake East is a mesotrophic lake in Walton County, Florida. Water quality is graded B based on 1 sampling years through 2025. Water clarity is declining over recent sampling years. Compared to the 83 other monitored lakes in Walton County, Morris Lake East ranks #37 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-02-13. Grade methodology: LakeQuality methodology.
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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)
Murky, only visible to about 4.9 ft. Phosphorus level: 10 µg/L. Trophic State Index: 46.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.9 ft | Not graded |
| Phosphorus | 10 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 46 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Morris Lake East
Compare lakeside cabins, hotels, and vacation rentals near Morris Lake East in Walton 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 Morris Lake East
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Planning a whole trip? See where to stay at Florida’s top lakes →
Water Temperature
Morris Lake East typically sits around 87°F at the surface in August. Summer average is about 85°F. Usually warmest in Aug (about 87°F) and coldest in Jan (about 57°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 406 field readings (2010–2025) via the EPA Water Quality Portal. See the full Morris Lake East water temperature breakdown →
Fishing Morris Lake East
Water Quality Trend: → Stable
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.2 m/yr | 5 |
| Phosphorus | ↑ Improving | -0.8 µg/L/yr | 5 |
EPA Impairment Status
Morris Lake East is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit FL959 · Official waterbody report · Matched by proximity (0.51 km)
County Ranking
Ranked #37 of 84 lakes in Walton County
Nearby Lakes in Walton County
Frequently asked questions about Morris Lake East
Where is Morris Lake East?
- Morris Lake East is a lake in Walton County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Morris Lake East?
- Morris Lake East in Walton County, Florida has a water quality grade of B (Good). Water clarity: 4.9 ft visibility. Phosphorus: 10 µg/L.
Is Morris Lake East safe to swim in?
- Good for swimming, clear water with low algae levels. Morris Lake East has a water quality grade of B (Good). Always check local health department advisories before swimming.
What is the water temperature of Morris Lake East?
- Morris Lake East typically sits around 87°F at the surface in August, from 406 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Explore Morris Lake East across LakeQuality
More Florida Lake Rankings
Other Grade B Lakes in Florida
Mesotrophic Lakes in Florida
Where this data comes from
118 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- CHOCTAWHATCHEE BASIN ALLIANCE
21FLCBA_WQX118 samples · 2020–2025
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