i m heather holmes. fast moving thunderstorms brought lightning, rain, even reports of hail to parts of the east bay. our cameras took these pictures in dublin. you can see several flashes lit up the scheme most of the thunderstorm activity was in the past two hours and right now it s starting to taper off. here if dublin it was followed by a downpour. it came down very hard but didn t last long. the fire marshall said it sparked at least four fires, the largest near castle rock road. it s 75% contained. two other fires are burning on the east side and another near san ramone. we have a crew getting video now. at least two high school football games were disrupted by the thunderstorm. in lafayette, the folks got a good look at lightning. everybody had to leave the field. some took cover in the gym. it s resumed. and in mountain view our sports crew was at game between saint francis and palmo when the lightning started. we took these pictures has the fans left the stands
explanation. why did this happen? i wouldn t want to speculate with regard to cause. i would only say that is something that we regularly do scheduled maintenance and inspection for. jeff smith says liquids, mostly oil and water, caused corrosion in pipe 132, the gas pipeline that blew up. smith says utilities discovered it during one of the regularly scheduled inspections. requested funding to repair it and completed the repairs in november 2009. smith says whether it has any connection to why the explosion took place is something that ntsb will deinside icide. corrosion can cause eroding of metal pipes. that s why there is concern. it is something we inspect for. lime green trucks and cars, a familiar sight, they belong to a cleaning company hired to remove soot and hazardous debris from homes where residents were allowed to return. today, pg & e, announced the green cars would soon disappear. all i can really say, we hold our contractors to the highest of standar
carried for told of investigators are supposed to open up the boulevard at any time they haven t done so yet if the truck i told about this action at the trucks that was involved in the accent should is a cattle truck in the party removed it from the same trick shoofly said investigators still out here they plan to be out here for a least if another half-hour. live in novato kron 4 news if investigators are still trying to determine what the san bruno pipeline exploded last week in igniting much this gigantic fireball. pish crews began clearing sell the loss while the cash hasn t been tested the health department warns it could be tainted with toxic chemicals from incinerated cars and homes kate thompson is live in san bruno with a look at today s cleanup efforts. kate. as far as the clean up goes, voters were given two options today we can show you some of the damaged from the homes that was completely destroyed. if the chimney is barred dotting fairmont drive that is where
people out there, but we re not running into them yet. reporter: they tell homeowners to be aware, and ask to see every contractor s license. it proves the contractor has experience and has gone through a criminal background check. a lot of times people don t have licenses, they know they will never be able to passion. you have people convicted of fraud out here doing this work. everything you can imagine just burned. servpro is one of the comp y companies hired by pg&e to go through the houses and remove dangerous chemicals that could cause respiratory problems. right here where we are, we re in the lowest location, everything is going to run this way if it rains. reporter: now, city planning and building officials have come up with a rough estimate of $38 million in property damage caused by this explosion that is just a rough estimate. some say just looking at those homeowners sifting through what used to be their belongings in their homes, how do you put a pri
activity could have any affect. kron 4 s kate attended the meeting tonight and joins us live from san bruno. reporter: tonight pg&e saying it took them an hour to turn off the gas after the explosion happened. reporter: wearing wrist bands that designate them as residents, people fired questions, including why they couldn t turn off the gas immediately after the blast. it was not safe to be able to access the volves that made it possible to for the gas to be stopped. reporter: monday fema completed its assessment which could mean additional money could be able if a federal disaster is declared. preliminary damage assessment, we were on site for the host of the day and finished a few hours ago. reporter: officials are promise they will work tirelessly to get answers. they don t want to go home till they find out what happened. there is no stone that will not be turned over till we get to the bottom of why this happened and make sure it never happens again.