one of the states that. USLA Certified Lifeguard Agencies United States. Certified Lifeguard Agencies Advanced* Certified Lifeguard Haddam Agencies Alliance Beach Valley-Center Patrol, Water-Valley NJ Aloha Surf Lifesaving, HI Aptos La Selva Fire Protection District, Saint-Michael CA. SCWHUA Q & A This section offers common questions and answers. Please refer to the Manual and policy forms for more detailed answers. Where does the Association provide coverage? Agent s Binding Authority Central Insurance Companies The following pages outline Hughes-Springs your binding authority and other important policy writing conditions. Coverage may be bound for a maximum ofdays.