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 Can you provide a sample of the LED colors? Please define the Bluewater LED Limited Lifetime Warranty? Which light would you choose for a boat spotlight? How can I get product technical support? What is T-H Marine's office phone number? Comments 0 comments Please sign in to leave a comment.