<P> With centralized fossil - fuel - based power plants and grid infrastructure expected to be out of commission for weeks to months, some renewable energy projects were in the works, including the shipment of hundreds of Tesla Powerwall battery systems to be integrated with solar PV systems and Sonnen solar microgrid projects at 15 emergency community centers; the first were expected to be completed in October . In addition, other solar companies jumped into help, including Sunnova and New Start Solar . A charity called Light Up Puerto Rico raised money to both purchase and deliver solar products, including solar panels, on Oct. 19 . </P> <P> Many TV and movie stars donated money to hurricane relief organizations to help the victims of Harvey and Maria . Prominently, Jennifer Aniston pledged a million U.S. dollars, dividing the amount equally between the Red Cross and the Ricky Martin Foundation for Puerto Rico . Martin's foundation had raised over three million dollars as of October 13 . </P> <P> On October 10, 2017, Carnival Cruise Lines announced that it would resume departures of cruises from San Juan on October 15, 2017 . On October 13, both CNN and The Guardian reported that Puerto Ricans were drinking water that was being pumped from a well at an EPA Superfund site; the water was later determined to be safe to drink . </P> <P> On October 13, the Trump administration requested $4.9 billion to fund a loan program that Puerto Rico could use to address basic functions and infrastructure needs . As of October 20, only 18.5% of the island had electricity, 49.1% of cell towers were working, and 69.5% of customers had running water, with the slowest restoration in the north . Ports and commercial flights were back to normal operations, but 7.6% of USPS locations, 11.5% of supermarkets, and 21.4% of gas stations were still closed . 4,246 people were still living in emergency shelters, and tourism was down by half . As of November 5, more than 100,000 people had left Puerto Rico for the mainland . A December 17 report indicated that 600 people remained in shelters while 130,000 had left the island to go to the mainland . </P>

What were the wind speeds of hurricane maria