About 74% of the cell sites were down in Puerto Rico today because of Hurricane Maria, the FCC reported, although about 61% of the population was covered by wireless carriers due to roaming agreements. In the U.S. Virgin Islands, 55.4% of cell sites were down, including all of the sites in St. John, but about 88% of the population was covered by wireless carriers. As for cable and wireline systems, at least six switches were out in Puerto Rico due to SS7 or toll isolation.
Meanwhile, two TV stations were confirmed operational in Puerto Rico and one was confirmed out of service. Forty-six AM radio stations were confirmed operational and 17 were confirmed out service in Puerto Rico, while 26 FM stations were confirmed operational and 16 were confirmed out of service in Puerto Rico. Two AM radio stations were confirmed operational in the Virgin Islands.