( CNN ) -- Oil coming ashore on the Gulf Coast has tourists keeping a close eye on conditions . States and visitors bureaus are working hard to keep the public updated and reassure beach-bound travelers . Here are some of the latest updates from destinations affected by the oil disaster : . Northwest Florida . All of Florida 's beaches remain open , according to Visit Florida , the state 's tourism corporation . Scattered tar balls have been found from the Alabama-Florida state line east to Walton County . `` There have been no reports of Deepwater Horizon Oil Spill-related oil products reaching the shore beyond the Northwest Florida region , '' Visit Florida 's website said . iReport : Track the oil disaster . A portion of beach was closed Saturday in Panama City , Florida , after an oil container with BP markings washed ashore . There have been no oil impacts , the Panama City Beach Convention and Visitors Bureau website said . The water at Pensacola Beach is open for swimming and fishing , according to the Pensacola Bay Area Convention and Visitors Bureau . A health advisory has been issued for beaches stretching from the Florida-Alabama line to the entrance of Johnson Beach on Perdido Key , the Pensacola Bay Area visitors bureau said . Swimming and fishing in the affected waters are not advised . Gulf Islands National Seashore . The National Park Service reported heavier oiling at Perdido Key last week . The area is part of the Florida portion of Gulf Islands National Seashore . All of the Gulf Islands National Seashore sites , which are located in Florida and Mississippi , are open , the park service 's website said . Gulf Shores and Orange Beach , Alabama . Gulf Shores and Orange Beach , Alabama , have experienced significant oiling , accoring to the Alabama Gulf Coast Convention and Visitors Bureau . Public beaches in both cities are flying double red flags , meaning the waters are closed to the public . The beaches remain open for sunbathing and walking , the visitors bureau site said . The Alabama Department of Public Health has issued an advisory against swimming in waters off Gulf Shores , Orange Beach and Fort Morgan or in bay waters close to Fort Morgan , Bayou St. John , Terry Cove , Cotton Bayou or Old River . Grand Isle , Louisiana . Oil is affecting more than 45 miles of Louisiana coast , according to a state emergency website , although most of the coast is unaffected . `` The primary affected area is from the mouth of the Mississippi River extending east . Over 75 percent of Louisiana 's coastal waters extend westward from the mouth of the Mississippi River , '' according to the Cajun Coast Visitors and Convention Bureau website . Grand Isle has closed its public beach , the site said .
Health officials have issued an advisory against swimming in Alabama Gulf waters . The U.S. Coast Guard has also advised swimmers to stay out of the water until further notice. Pensacola Beach , Florida , waters open for swimming and fishing .