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Do Not Drink Order Issued in Mattoon, Illinois

7/12/2025

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Summary

Story summary

A Do Not Drink Order has been issued for Mattoon, Illinois, as a harmful algal bloom has been detected at a concerning level of 0.35 parts per billion. The Coles County Health Department urges residents to avoid tap water entirely and opt for bottled water until further notice. Stay tuned for updates on when it’s safe to drink again.

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Story summary

A Do Not Drink Order has been issued for Mattoon, Illinois, as a harmful algal bloom has been detected at a concerning level of 0.35 parts per billion. The Coles County Health Department urges residents to avoid tap water entirely and opt for bottled water until further notice. Stay tuned for updates on when it’s safe to drink again.