Oil sheen on water
Oil, gas, or unknown substances with an oil sheen entering a storm drain inlet should be reported.
https://www.codot.gov/programs/environmental/assets/copy14_of_assets/images/oil-sheen/view
https://www.codot.gov/programs/environmental/assets/copy14_of_assets/images/oil-sheen/@@download/image/Picture1.jpg
Oil sheen on water
Oil, gas, or unknown substances with an oil sheen entering a storm drain inlet should be reported.
