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LakeQuality

Cleaner Lakes Than Buffalo Lake

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

Buffalo Lake carries a Grade F (Very Poor) water quality score. Within 30 miles, 5 lakes hold a higher grade. Round Lake (McHenry County, Grade A, 20.7 mi away) is the closest meaningful upgrade.

1
A

Round Lake

McHenry County, Wisconsin · 20.7 mi from Buffalo Lake
  • +Two grade letters higher (F → A)
  • ++11.8 ft water clarity
2
C

Harvey Dam Lake

Wells County, Wisconsin · 17.1 mi from Buffalo Lake
  • +Two grade letters higher (F → C)
  • ++5.1 ft water clarity
3
C

Balta Dam Lake

Pierce County, Wisconsin · 14.8 mi from Buffalo Lake
  • +Two grade letters higher (F → C)
  • ++4.9 ft water clarity
4
C

Lake George

McHenry County, Wisconsin · 28.5 mi from Buffalo Lake
  • +Two grade letters higher (F → C)
  • ++2.2 ft water clarity
5
D

Antelope Lake

Pierce County, Wisconsin · 12.6 mi from Buffalo Lake
  • +Higher grade (F → D)
  • ++3.2 ft water clarity

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.