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LakeQuality

Cleaner Lakes Than Lake O the Pines

3 higher-graded lakes within 30 miles, ranked by grade improvement and proximity.

Lake O the Pines carries a Grade D (Poor) water quality score. Within 30 miles, 3 lakes hold a higher grade. Lake Daingerfield Headwaters (Morris County, Grade A, 16.9 mi away) is the closest meaningful upgrade.

Reviewed by LakeQuality Editorial Team · Updated
1
A

Lake Daingerfield Headwaters

Morris County, Texas · 16.9 mi from Lake O the Pines
  • +Two grade letters higher (D → A)
  • ++6 ft water clarity
  • +Lower phosphorus (20 vs 40 µg/L)
2
C

Lake Gilmer

Upshur County, Texas · 23.6 mi from Lake O the Pines
  • +Higher grade (D → C)
3
C

Lake Gladewater

Upshur County, Texas · 26.5 mi from Lake O the Pines
  • +Higher grade (D → C)

Reading the cohort

Within 30 miles of Lake O the Pines, 3 lakes score higher on EPA water-quality metrics than its Grade D. 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 Daingerfield Headwaters in Morris County — sits 16.9 miles from Lake O the Pines, 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, Lake O the Pines 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.