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Spilling, dumping, or discharging chemicals, dirt, debris, oil or other non-storm water substances into ditches, creeks, streams, curb drains, storm drains, or the river is a violation of federal, state, and local regulations. Allowing sediment or chemicals to wash off a construction site is also a violation. If you have witnessed an act that you feel is a violation of clean water regulations, anywhere within the city limits, please report the activity to the City of Carmel Engineering Department at 317-571-2441.

If calling after regular City Hall business hours (M-F, 8:00 a.m. to 5:00 p.m.) and the problem requires immediate attention, please call IDEM’s 24-hour hotline at 1-888-233-7745 or call 911.


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