Profile The San Luis Obispo Regional Transit Authority (SLORTA) was formed through a joint powers agreement (JPA) between the County of San Luis Obispo and each of the seven cities incorporated within the County (Arroyo Grande, Atascadero, El Paso de Robles, Grover Beach, Morro Bay, Pismo Beach, and San Luis Obispo) to provide intercity fixed route service and ADA paratransit service throughout ...