Are BlueWater Navigation Lights Coast Guard Approved? Follow At this time, BlueWater Navigation Lights have not yet gone through the U.S. Coast Guard approval process. Related articles How can I get product technical support? Is my CMC unit still under warranty? What should I do if the pin on my trolling motor breaks? Is the Hydrowave designed for deep or shallow water? What is your warranty policy? Comments 0 comments Please sign in to leave a comment.