Cleanest Lakes in Macoupin County, Illinois
Old Mount Olive Reservoir in Macoupin County leads the rankings with a water quality grade of NR. Below are the top 14 cleanest monitored lakes in Macoupin County, Illinois, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Old Mount Olive Reservoir | Macoupin | NR | - | - | - |
| 2 | Mount Olive Lake | Macoupin | NR | - | - | - |
| 3 | Staunton Reservoir | Macoupin | NR | - | - | - |
| 4 | New Gillespie Lake | Macoupin | NR | - | - | - |
| 5 | Old Gillespie Lake | Macoupin | NR | - | - | - |
| 6 | Smith Reservoir | Macoupin | NR | - | - | - |
| 7 | Lake Carlinville | Macoupin | NR | - | - | - |
| 8 | Standard City Lake | Macoupin | NR | - | - | - |
| 9 | Sunset Lake | Macoupin | NR | - | - | - |
| 10 | Otter Lake | Macoupin | NR | - | - | - |
| 11 | Beaver Dam Lake | Macoupin | NR | - | - | - |
| 12 | Bullard Lake | Macoupin | NR | - | - | - |
| 13 | Bunn Lake | Macoupin | NR | - | - | - |
| 14 | Lake Catatoga | Macoupin | NR | - | - | - |
More Answers for Macoupin County, Illinois
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