celebrity active visit erin brokovich. >> you can make the difference and you can fight and push for swers and for clean water and we're going to help do you it. >> reporter: brokovich spoke via skype to an auditorium in willow grove full of more than 1,000 horsham, warminster and warrington residents. there for meeting organized by law firm whites and luxembourg. >> i think everybody has the same concern. they don't want to be drinking contaminated water. you know, you got to bathe it in and drink it, cook with it. >> reporter: three communities are dealing with alarming levels of chemicals called pfoa and pfos in the water used they're used to fire fighting foam from nearby military air bases and linked to forms of cancer. >> my father died of cancer when i was 30. i grew up in warrington. i have three kids. i want to have a better idea of what's going on. if there's anything we can do about it. >> the firm is gathering information for potential lawsuit against the navy and other defendants. but some hope brokovich's name alone will push officials to action. >> that's what i'm hopin

celebrity active visit erin brokovich. >> you can make the difference and you can fight and push for swers and for clean water and we're going to help do you it. >> reporter: brokovich spoke via skype to an auditorium in willow grove full of more than 1,000 horsham, warminster and warrington residents. there for meeting organized by law firm whites and luxembourg. >> i think everybody has the same concern. they don't want to be drinking contaminated water. you know, you got to bathe it in and drink it, cook with it. >> reporter: three communities are dealing with alarming levels of chemicals called pfoa and pfos in the water used they're used to fire fighting foam from nearby military air bases and linked to forms of cancer. >> my father died of cancer when i was 30. i grew up in warrington. i have three kids. i want to have a better idea of what's going on. if there's anything we can do about it. >> the firm is gathering information for potential lawsuit against the navy and other defendants. but some hope brokovich's name alone will push officials to action. >> that's what i'm hopin

. >>> consumer advocate erin brokovich keeping tabs on an environmental and health concern in our areashe's teaming with local law firm now investigating water contamination in bucks and montgomery counties. our justin finch tells us what happened at a community meeting on the issue last night. >> reporter: pack house at upper moreland high monday nig night. more than 1,000 residents from the horsham, warminster and warrington areas. >> you know, got to bathe in it, you go the to drink with it, cook with it sought people are concerned. >> god for bid something happens down the road and then you just wonder, you know, could i have done something? is it because of this. >> reporter: the concern chemicals traced to fire fighting foams used at military bases near impacted areas in bucks and montgomery counties. >> i was just talking to a firefighter they've been using that foam for 20, 30 years. i think he said, and um, the foam that goes into the ground goes through the springs and goes to everyone's area. >> reporter: law firm weiss and luxembourg has been carrying out its open probe gat

the law firm associated with erin brokovich will hold a community meeting in willow grove tomorrow night>>> a development plan for large track of land in delaware county in jeopardy. >> development called the cardinal crossing supposed to be built in marple township off sprawl road on the site of the old don begin nel la school. residential and retail space is planned for the more than 200 acres of land but with just three days to go before the sale, marple township leaders are still questioning the decision by the archdiocese to sell the land to the developer. some residents think the development would be too much. >> development that he just wants to put in there is four times the size of the granite run mall complex. it's huge. >> the archdiocese believes it will still close the $47 million sale on thursday but marple township has told cbs3 the most attractive option for that land may be just leaving it as it is. the developer at cardinal crossing realty hasn't returned calls for comment. >>> meantime lawmakers in trenton, inform, continue to debate raising new jersey's gas tax by 23

the law firm associated with erin brokovich will hold a community meeting in willow grove tomorrow night>>> a development plan for large track of land in delaware county in jeopardy. >> development called the cardinal crossing supposed to be built in marple township off sprawl road on the site of the old don begin nel la school. residential and retail space is planned for the more than 200 acres of land but with just three days to go before the sale, marple township leaders are still questioning the decision by the archdiocese to sell the land to the developer. some residents think the development would be too much. >> development that he just wants to put in there is four times the size of the granite run mall complex. it's huge. >> the archdiocese believes it will still close the $47 million sale on thursday but marple township has told cbs3 the most attractive option for that land may be just leaving it as it is. the developer at cardinal crossing realty hasn't returned calls for comment. >>> meantime lawmakers in trenton, inform, continue to debate raising new jersey's gas tax by 23

showing up to upper moreland high school after getting the attention of famed consumer advocate erin brokovichs now helping them with their cause. what is known here in the area about -- about half of all public drinking water wells in warminster and horsham shut down because of contamination. contamination of pro flurry chemicals potentially cancer causing toxins. now the contamination came from decades of airport fire fighting chemical foam used at former willow grove air station and the naval air station in warminster. it is believed those chemicals seeped into the ground water and residents may have have been drinking that water for years. >> unfortunately, there will be some part of the population that may very well get sick from the chemical and i mean i think for some people they feel like they're in waiting game. is it to going to happen to me? if so when and how will i know which is the important aspects of a lawsuit. >> reporter: now just last night, horsham township assured residents its public drinking water is safe and voted oh and measure to upgrade its water filtration system. b