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Crystal Lake water is tested on a yearly basis.
The most updated testing is shown below.
As reference, drinking water should be 0 colonies per 100 milliliters. The limit for swimming in a lake, stream or river is 235 colonies per 100 ml. We are nowhere near this level. Click or tap on the link below to see the results.
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2024 Crystal Lake Water Testing
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2023 Crystal Lake Water Testing
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2022 Crystal Lake Water Testing
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