Lake Grace @ Se Corner
Lake Grace @ Se Corner in Seminole County, Florida is not rated for water quality — its monitoring record does not meet the evidence bar.
- Trend
- → Stable
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Why Lake Grace @ Se Corner has no grade
We grade a lake only when the monitoring record supports a letter: at least three phosphorus or chlorophyll-a samples in the last ten years, scored against EPA National Lakes Assessment thresholds for this lake’s ecoregion. For Lake Grace @ Se Corner, no nutrient or algae measurement meets the evidence bar (at least 3 samples within 10 years).
Not Rated is not an F. It is EPA Integrated Reporting Category 3 — insufficient information. The water here may be excellent or poor; nobody has measured enough of it to say. Everything below that has been measured is still reported on this page.
Sampling is run by FDEP and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.
Lake Grace @ Se Corner is a lake in Seminole County, Florida. Water clarity is declining over recent sampling years.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2020-02-13. Grade methodology: LakeQuality methodology.
Watch Lake Grace @ Se Corner water quality
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Lake Grace @ Se Corner
These readings exist but are not enough for an A–F grade — see why.
No clarity data.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples |
Where to stay near Lake Grace @ Se Corner
Compare lakeside cabins, hotels, and vacation rentals near Lake Grace @ Se Corner 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.
Top-rated places to stay near Lake Grace @ Se Corner
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Planning a whole trip? See where to stay at Florida’s top lakes →
Fishing Lake Grace @ Se Corner
Water Quality Trend: → Stable
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.503 m/yr | 6 |
| Phosphorus | ↑ Improving | -0.35 µg/L/yr | 5 |
EPA Impairment Status
Lake Grace @ Se Corner 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 FL2986D · Official waterbody report · Matched by proximity (1.84 km)
Graded lakes near Lake Grace @ Se Corner
Lake Grace @ Se Corner has no grade, but these lakes within a short drive do.
Nearby Lakes in Seminole County
Frequently asked questions about Lake Grace @ Se Corner
Where is Lake Grace @ Se Corner?
- Lake Grace @ Se Corner is a lake in Seminole County, Florida. LakeQuality has not rated this lake (UNRATED) — no nutrient or algae measurement meets the evidence bar (at least 3 samples within 10 years).
What is the water quality grade for Lake Grace @ Se Corner?
- Lake Grace @ Se Corner in Seminole County, Florida is not rated for water quality — its monitoring record does not meet the evidence bar.
Is Lake Grace @ Se Corner safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Lake Grace @ Se Corner is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.
Explore Lake Grace @ Se Corner across LakeQuality
Planning a trip around Canaveral?
Lake Grace @ Se Corner is about 38 miles from Canaveral National Seashore. Crowds there swing hard by season, so the month you pick changes both how busy the park is and what lodging costs.
Best time to visit Canaveral →More Florida Lake Rankings
Other Lakes in Florida
Where this data comes from
6 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 samples6 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