Marshall County, Alabama · Water Quality Report Card
Lake Guntersville
Lake Guntersville in Marshall County, Alabama is not rated for water quality — its monitoring record does not meet the evidence bar.
- Mean depth
- ~26 ft est.
Lake Guntersville is a lake in Marshall County, Alabama with an estimated average depth of about 26 feet.
Source: EPA Water Quality Portal sampling records, ADEM, last sampled recent years. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not rated for swimming — there is not enough monitoring data to judge this lake
Water Quality Grade: Not rated
No clarity data.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data |
Lake Details
| Characteristic | Value |
|---|---|
| Average Depth | ~26 ft est. |
Depth marked “est.” is a modeled estimate from HydroLAKES, not a measured survey. Alabama has not published bathymetry for Lake Guntersville.
Where to stay near Lake Guntersville
Compare lakeside cabins, hotels, and vacation rentals near Lake Guntersville in Marshall County, Alabama — 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 Guntersville
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Fishing Lake Guntersville
Location
Nearby Lakes in Marshall County
Explore Lake Guntersville across LakeGrade
Depth, room, public access, and the state wake-sport rules
Species activity outlook by water temperature and season
Where to stay at Alabama's top lakes, each with its grade
Alabama's cleanest and most-polluted lakes, ranked
Planning a trip around Little River Canyon?
Lake Guntersville is about 37 miles from Little River Canyon National Preserve. 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 Little River Canyon →More Alabama Lake Rankings
Other Lakes in Alabama
More records, surveys & data sources
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.
Where this data comes from
Measurements for Lake Guntersville come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Data Sources
Water quality data from the EPA Water Quality Portal
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Monitoring stations: 1