. >> reporter: heather belfour stayed inside yesterday and noticed differences even today. >> it's definitely higher than it typically is. usually you can see piles of mud that go pretty far out this time of the year. >> reporter: another neighbor showed this video of water flooding the trailway. >> we are constantly looking out to see the water come in and go out, come in and go out. up after a point it started receding and then it didn't come in. >> reporter: in tiburon, christie smith, nbc bay area bay area news. >> tonga remains covered in ash. we've just learned a surveillance flight from new zealand has been launched to inspect the damage. satellite images captured eruption friday with ash, steam and gas rising like a mushroom above the pacific ocean. the sonic bum could be heard as far away as alaska. the eruption cut tonga off from the world, leaving many to wonder about the situation there. so far there are no official reports of any deaths. for the latest on this story, head to nbcbayarea.com and click on the link on our trending bar. >>> a stark warning from the u.s. surgeon genera