we went to sacramento to get answers from dogger, the state water board and governor jerry brown. the governor's office has refused to comments. dogger and the state water board also declined our request saying they already answered questioned in a senate oversight hearing. during that hearing state lawmakers lambasteed. >> i found my blood pressure getting rather high. >> reporter: then a surprise admission from the agency in charge of protecting california's water supply. >> we believe any injection into the aquifers that are nonexempt has contaminated those aquifers. >> for its part, dismisses claims of contamination saying this is a bureaucratic issue over the permitting process and whaghts important is that -- what's important is that after extensive testing it's clear no water supplies have been impacted by this situation. in our search for answers we first traveled to sacramento in december and spoke with john borkovich who handles groundwater monitoring for state water board. >> john, is big oil poisoning millions of gallons of drinking water each day? >> so you're asking

>> dogger has never done its job. the agency is in place to sort of make sure that big oil gets what they need to make big profits. >> on the backs of farmers like yourself? >> yeah, on the backs of the whole -- on the backs of everyone, big oil has done what they please. >> the state's new emergency rules are expected to be in place next month. but again john the deadline to stop the dumping which is in violation of the federal safe water drinking act that isn't until up to two years. >> all right jennifer london, los angeles, thank you. cassie segal joins us. lets put aside the legal ramifications of all of this. what we heard from the oil industry is the water isn't contaminated and this is a bureaucratic problem. what do you say about that? >> that is absolutely incorrect. the state's top regulator has acknowledged that these underground drinking water aquifers have been contaminated. that's no surprise. but the industry and some state officials have been trying to down play the danger by confusing the migration o