In all areas of Clallam County it is unlawful to discharge a weapon within 300 feet of any building normally occupied by people or domestic animals or any building used for storage of flammable or combustible materials; provided, that the above-referenced distance shall not be less than 200 feet when the weapon being discharged is a shotgun, except that this restriction shall not apply to a person who is on his or her own property or has written permission from the owner, providing the building is on that property and under the same ownership, and the discharge of such firearms and the trajectory of any projectile is restricted to said property.