Bystander reported a concern that there may be a lack of awareness among UAS operators of UAS regulations and restrictions in their area.

Narrative

Over the last 7 years I have been surprised that there are actually no warning signs for the use of private and commercial drones in the neighboring tourist areas.Today; on our way back from the summer sunset; I spoke to a person who had launched a drone nearby.Even though the approach direction for SeaTac and Boeing-Field was from the south at the time; a small aircraft later also flew north. Furthermore; 3 probably flew a special maneuver over the bay from the north with a turn towards Bremerton; WA Navy base.'For immediate action of UNSAFE or UNAUTHORIZED drone operations contact local authorities.'I have no idea who is responsible for civil (FAA); military aviation safety here in WA State. I'm seriously surprised that there is no central recording of problems with drone events.'Recreational Drone Use in SeattleIn order to recreationally fly a drone in Seattle; you must register your drone and follow the FAA's model aircraft rules and procedures; which includes flying your drone below 400 feet. '