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Ranking of Concern 13 out of 84
Water Quality Grade 2022
D
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Sanibel Communities for Clean Water > Communities

The Dunes: Lake 9

26.45007, -82.04718

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Data Summary
Nutrients
2022 2020 2018
IN 0.03 0.025 0.086
TN 4.352.683.47
OP 0.0320.0660.027
TP 0.070.130.03
Chl-a 66.952.551.8
TSI 80.279.481.2
Salinity 2.94.353.3
DO 5.857.057.1

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The Dunes: Lake 9 has a current ranking of concern of 13 out of 84. We’ve analyzed 84 water bodies on Sanibel Island, and ranked them from 1 (most concerned) to 84 (least concerned) .

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BMPs (Best Management Practices) implemented at The Dunes: Lake 9:

No BMPs have been reported at this location yet.

. . . . . = State Criteria: measurements above this line suggest impairment to the waterbody.
Historical Data
Rankings
  • 2020 Ranking: 38
  • 2018 Ranking: 36
  • 2016 Ranking: 15
Water Quality Grade
  • 2020 Grade: D
  • 2018 Grade: F
  • 2016 Grade: D
Most Impaired - Top 5
Least Impaired - Top 5
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