About the Study Guide

You are looking at a preview of what’s in the timed Iowa Boat Ed Course. Feel free to look around, but you’ll need to register to begin progress toward getting your Iowa Boater Education Certificate.

Learn More Register for the Course

Regulations issued under the Federal Water Pollution Control Act require all vessels with propulsion machinery to be able to retain oil mixtures on board.

If your vessel discharges oil or hazardous substances in the water, notify the U.S. Coast Guard by calling: 1-800-424-8802

Also notify the Iowa Department of Natural Resources, Emergency Response Unit by calling: 515-281-8694.

  • You are not allowed to discharge oil or hazardous substances. The penalty for illegal discharge may be a fine of up to $10,000.
  • You are not allowed to dump oil into the bilge of the vessel without means for proper disposal. Fuel spills can be removed using absorbent bilge pads.
  • You must dispose of oil waste at an approved reception facility. On recreational vessels, a bucket or bailer is adequate for temporary storage prior to disposing of the oil waste at an approved facility.
  • You must notify the U.S. Coast Guard immediately if your vessel discharges oil or hazardous substances into the water. Call toll-free 1-800-424-8802. Report the discharge's location, color, source, substances, size, and time observed. You must also call the Iowa Department of Natural Resources, Emergency Response Unit at 515-281-8694 and report the discharge.