Cleaner Lakes Than Jones Lake
2 higher-graded lakes within 30 miles, ranked by grade improvement and proximity.
Jones Lake carries a Grade C (Fair) water quality score. Within 30 miles, 2 lakes hold a higher grade. Lake Waccamaw (Columbus County, Grade B, 28.2 mi away) is the closest meaningful upgrade.
Bay Tree Lake
- +Higher overall water quality score
Reading the cohort
Within 30 miles of Jones Lake, 2 lakes score higher on EPA water-quality metrics than its Grade C. The short list means the alternatives are real upgrades but not interchangeable — each carries its own access, size, and species mix worth checking before substituting it into a weekend plan.
The nearest cleaner alternative — Lake Waccamaw in Columbus County — sits 28.2 miles from Jones Lake, putting it firmly in "destination trip" rather than "neighborhood swap" range. The water-quality gap has to be the deciding factor; for a casual outing, Jones Lake is the practical choice and the cleaner options are reserved for purpose-specific visits.
The EPA water-quality grading combines clarity (Secchi depth), phosphorus, and chlorophyll-a measurements from state environmental sampling. A higher letter grade reflects measurably cleaner water on those indicators, not subjective beauty or access quality — a Grade A lake might have worse boat-launch facilities or shoreline access than a Grade C neighbor, so the ranking is one input alongside the rest of trip planning. See the methodology page for the full grading formula.
How this list is built
Every lake on LakeQuality has a calculated grade from EPA Water Quality Portal samples — secchi depth, total phosphorus, and chlorophyll-a measured against Metropolitan Council thresholds. To suggest cleaner alternatives, we filter lakes within 30 miles to those with a strictly higher numeric score, then rank by grade improvement with a small proximity tiebreak. Cross-state and limited-data lakes are excluded so the list stays locally relevant.