The rim fires progress toward the reservoir, as well as nearby camp grounds. Theres a lot of ground fuels, which we call ladder fuels. They climb up into the canopy. Then it travels from tree to tree. We spent a lot of resources and time in the park and with water and power to make sure that entire water shed remains clean and safe and healthy drinking water. So its important for us to focus on that effort, as well as the others. Reporter so far, we have not heard of any problems in the back fire operation going on. It is taking place quite a few miles away from the reservoir, because the National Forest says it is not only worried about the structures, but also contamination. Live near yosemite, robert handa, ktvu channel 2news. Water concerns continue to increase the closer the enormous blaze gets to the reservoir. The fastmoving fire closed in on the reservoir in the last three days. Take a look at how far the flames were on monday. Then on wednesday, the fire gained ground, charging towards the reservoir. Today, that fire is dangerously close to the freshwater supply. The reservoir delivers approximately 260 million gallons of water every day to 2. 4 Million People in the bay area. It is the primary water source for San Francisco county. It also provides water for parts of santa clara, alameda and san mateo counties. Our coverage continues now with David Stevenson, live in San Francisco. He has more on whats being done right now to protect the vital water supply. David . Reporter we were first to report on how the city is spending 25,000 a day to make up for power loss due to the fire. Today, we learned how city engineers are monitoring the system from fallout from the fire. San francisco counts on the water slope for clean water, safe to drink. But the rim fire has prompted the city to declare a local state of emergency. It has affected our water and power system. Reporter it serves 2. 6 million customers. Utility officials are worried about ash getting into the water. Engineers are using dozens of sensors to measure the waters cloudiness. Current levels remain at 0. 2, safe to drink. At 5. 0, the water supply cant be used. If Water Quality were to degrade pasta certain point, we would then make the decision to switch to the local source of supply. Reporter the city says it has enough water stored in reservoirs, such as this one, to last several months, but there are also dangers to the supply to those tasked with fighting the fire. They are not dumping retardant in the water shed. Weve asked them not to do that. They are also not dipping any of their buckets into the reservoir at this point in time. Reporter city officials are also worried about the hydro electric system that provides power for city buildings, municipal lights, and even buses and trains. Coming up at 6 00, the damage thats been done by fire to the grid lighting of San Francisco. Reporting live in San Francisco, david stephens, ktvu channel 2news. And more details now. More than 100,000 acres, the rim fire is triple the size of San Francisco, the equivalent of 10 manhattans, or 103 Golden Gate Parks. Meteorologist mark tamayo is tracking the conditions. Mark, is it the weather or the terrain making things most difficult for firefighters . The weather has been challenging, but the terrain, very challenging. In fact, classified as extreme. You can see right now once again, day two of at least of the fire showing up massively on the satellite and radar with those big smoke clouds showing up on the satellite, even being detected by the radar. As i mentioned, the key factor here is the terrain. Fire crews cant even access some of the areas. Heres a closer look at the mapping system here. You can see the topography and the river canyons, where the fire has been growing, toward the reservoir as well, showing up on the map. Weather conditions are not helping out. This sensor missing this hour. Closer to the fire, 85 degrees, winds out of the southwest at 9 miles an hour. Humidity levels, right around 20 in this region. The warm, dry conditions will continue into the weekend for that area. Coming up in the bay area forecast, coming up in 10 minutes, well take a look at that and well have the overnight fog forecast, a temperature change you can expect this weekend, and the extended. Ill let you know if the 90s return on the fiveday forecast. Help is on the way. Ahead at 5 30, our coverage of the rim fire continues as San Francisco firefighters pack up and head out to the fire lines. New developments tonight in an oakland homicide investigation. The District Attorneys Office today charging this man, 23 yearold rasheen strain in the shooting death of a 39yearold woman over the weekend. Rebecca vieira was shot and killed saturday while riding in a car with her 5yearold son and her boyfriend on mcarthur avenue. Patrol officers spotted strain on wednesday, walking in east oakland and arrested him. A gunman is on the loose tonight after a shooting in marin county critically wounded a young man. It happened 7 30 last night on drake avenue in marin city, near donahue street. The marin county sheriff says about 20 people had gathered there in a parking lot and a man wearing a ski mask in a black hooded sweatshirt opened fire, hitting a 21yearold sitting in a car. The victim, who is from vallejo, was shot in the chest several times. He is in Critical Condition after undergoing surgery. Despite a Massive Police search last night, the suspect has not been found. The man at the center of an investigation into the death of a federal investigator from oakland is revealing more now about their relationship. He says they had a child together. Its one of many claims 56year old randy a lana made when he spoke to ktvu last night in jail. Alana said he dated sandra coke for 11 years and they reconnected when he was released from prison last year. Coke disappeared earlier this month. Her body was later found in vacaville. Police arrested alana on a parole violation, but he has not been charged in cokes death. Heartbreaking 911 tapes just released appear to confirm that a heyward man shot and killed by police did have a knife in his hand. On august 13th, an 11yearold girl called 911. The call lasted for 8 minutes. She told operators, quote, hes grabbing a knife hes saying hes going to kill her hes saying im going to give you 5, 4, 3, 2, 1 or something. Hes, like, counting down to kill her or something. When officers arrived at the apartment, they say he lunged at the officer with a knife. An officer shot and killed him. Family members later claimed simmons was not armed. We have listened to the tapes and choose not to air them because of the graphic nature. Bold accusations tonight in the ongoing bart labor dispute. Two unions representing employees claim that bart officials are violating that 60 day cooling off injunction, now knocking on the door of the states top prosecutor. Mike mibach has more on what the union say the district is doing wrong. Reporter heather, unions claim the Transit District is getting in the way of progress. So now, they are asking the attorney general to step in and go to court forcing bart back to the table. The 50day cooling off period . Negotiations are worth it. Reporter ice cold. The workers seem very unhappy. I think they should be negotiating. Reporter trains are running. Negotiations are not. We just want to get it done. We care about the patrons and the public. Reporter so much so, he says the unions, through their attorneys, dated august 21st sent to the attorney general were not standing in the way of meeting. Were able to meet at whatever time the mediator wants us to be there. Reporter the bart spokeswoman had no specific reaction to the letter, but emphasizes its up to state and federal mediators when to meet next. They are the only ones to set the calendar. The moment they say were ready to get everyone back to the table, well be there. Reporter the letter asks the attorney general to move promptly in court to seek a con cement citation, compelling the district to get back to the table. Stop playing games. Thats what the union wants to do. Atu and sciu want to come to the table and negotiate and get a contract resolved. Reporter the union says it has not heard back from the attorney generals office. Neither have we, after we requested a response today. Our call to a state mediator was also not returned. Mike mibach, ktvu channel 2news. We are now less than a week away from the closure of the bay bridge, ahead of the opening of the new eastern span. There are now five days, two hours, and 50 minutes left before cal trans closes the bay bridge for five days. Even though the bridge wont close until next week, drivers will start seeing changes as early as tonight, as crews get ready to open the new eastern span. Cal trans will be closing the right three lanes at the toll plaza tonight at 9 00 and then redirect them from the old bridge over to the new one. There is also work still going on on the deck itself, striping lanes, coding the roadway, and finishing up electrical installation. You know, i think theres some positive, yet nervous energy. Obviously everyones very excited about getting to this work. Thats what everyone, besides the issue with the broken bolts, all the work has been continuing on this labor day schedule for the past several months. Again, the bay bridge closes next wednesday and wont reopen until the day after labor day. On ktvu. Com we have an entire section dedicated to the bay bridge shutdown. There, youll find detour map to navigate around the closure. Bart and ferry schedules, plus animation of what it will be like driving over the new bridge will all be at ktvu. Com, under hot topics. Monitoring several busy bay area freeways. What officials will be keeping their eyes on. Also, coming up new at 5 30, a large effort is set to launch tomorrow to find this missing east bay toddler. The motive behind the new massive search. Tvs, tablets, smartphones. Do more screens mean less sleep . How Technology May be affecting students. And covered california. Just six weeks away from being lawmpled and going online, the concern tonight that has state officials scrambling to meet the deadline. [ male announcer ] when the a. C. Goes out in a heat wave, its nuccio heating and air conditioning that comes to the rescue. At t helped nuccio put a complete mobile solution to work. Mobile routing to send the closest technician and mobile payments to invoice on the spot. Where do you want to take your business . Call us. We can show you how at t solutions can help you do what you do. Even better. New at 5 00, running out of time. In less than six weeks, the president s Major Health Care overhaul will launch. California officials right now are scrambling to get ready. Covered california is the states Online Health insurance marketplace and it was scheduled to be ready on october 1st. Our health and times editor john fowler tells us why the website launch could be delayed. Reporter people today told us they are eager to try the states new Health Insurance exchange. Its very difficult to find a plan that i could live with, that i wasnt scared of getting sick under and getting bankrupt very quickly. Reporter its called covered california. Online signup was to start in six weeks, but officials today acknowledged delays. The program simply isnt ready. Its a very complex system. It is one of californias california is one of the largest states and most diverse. Reporter part of the federal Affordable Care act, covered california is allow consumers to shop from competing health plans. Tax breaks help low income people pay for coverage. Close to 700 a month. If we could get something less expensive, i would be very interested in that. I dont think the plan has been well thought out. Reporter pharmacist pam guns told me today the program is confusing, with too many options. Until this problem is resolved, i think thats probably why were having a delay. Reporter as many as 3 million uninsured californians ultimately could get coverage. People with preexisting conditions are going to be able to purchase coverage on their own. Reporter Uc Berkeley Health policy analyst laura lucia tells me the online calculator is working and telephone sign up should be working october 1st. Its best to sign up as early as possible so your coverage starts as early as possible, which is january 1st. Reporter the state estimates even when fully implemented, 3 to 4 million californians will remain uninsured, 1 million undocumented immigrants who are not eligible. John fowler, ktvu channel 2news. President obama today accused republicans of not having an economic plan. That came during the president s bus tour to college campuses, where hes campaigning to make Higher Education more affordable. Mr. Obama was reacting to a push by House Republicans to cut off money for the president s health plan as part of a government funding bill. 911 dispatchers in Santa Clara County are threatening to go on strike. Now the county is trying to get a court order to keep that from happening. The dispatchers have threatened to walk off the job because they say they are understaffed and being forced to work overtime. The county has 61 dispatchers to cover 73 fulltime positions. The county says its trying to hire new dispatchers. The woman hired to overhaul californias state mental hospitals reportedly is under investigation for Sexual Harassment. The Los Angeles Times reports two subordinates filed complaints against kathy gaither, accusing her of Sexual Harassment and sexual discrimination. Gaither was hired two years ago as chief Deputy Director of state hospitals, but was put on leave last month. Noncitizens would be able to serve on juries in california under a bill that is now headed to governor jerry browns desk. The state Senate Approved the bill yesterday. The assembly had already passed it. The bill would allow people who are in this country legally, but are not citizens, to serve on juries. Backers say it would help ensure people have a jury of their real peers. Theres no word whether Governor Brown plans to sign the bill. The bay areas air Quality Management district plans to install pollution monitors on three of the areas most congested freeways. One of the monitors will be on the east of interstate 80 near aquatic park in berkeley. The second will be on the Laney College campus next to 880. The third will be in san jose near highway 101. Starting in january, people will be able to go online and read the pollution levels from those monitors. Traffic there 080 is pretty bad, but you couldnt ask for a better day. It is beautiful out there. Mark tamayo is filling in, just as the weekend is coming on. Perfect over the next few days. Were locked in a stable weather pattern. We started out the work week with the threat of thunderstorms. In fact, we had thunderstorms monday night. Today, basically things have stabilized. Low clouds and fog, still a big factor near the immediate shoreline, closer to half moon bay, and ocean beach. A little clearing here, closer to the marin headlands. The fog bank will expand late tonight and tomorrow morning. Current numbers, most areas in the upper 50s for the coast. Lots of 60s around the bay. San jose right now reporting mostly clear skies and 71 degrees. Heres the time lapse, toward the oakland estuary during the 1 00 hour into 2 00. Youll see patchy fog out in the distance and hazy skies up above. For the most part, partly to mostly sunny. First thing tomorrow morning, areas of fog to contend with and temperatures starting out in the low to mid50s. San jose, 57 degrees. San jose, 52. San francisco, 53. Our forecast model showing you this. The clouds on the increase late tonight, into early tomorrow morning. So this is 8 00. The clouds near the coast, over San Francisco, still a few patches right around parts of marin, around the bay itself, even partly cloudy skies well inland, out toward livermore. The overall trend this weekend, well cool things off a little bit in a few spots, but these are all minor changes for both saturday and into sunday. So for tomorrow, were starting out the day with overcast out there, clearing back to near the shoreline. Temperatures, as i mentioned, not a big change from today. No major heat in the forecast. Warmest locations, 84 in fairfield, 86 in antioch. San jose, mid70s. Winds will funnel right on through the Golden Gate Bridge throughout the afternoon hours. Wind speeds 15 to 25 miles an hour. Here is a look ahead at your fiveday forecast with your weekend always in view. You see temperatures, some areas cool off a little bit tomorrow. Cooling trend will continue into sunday. These are all just minor changes, just one or two degrees. Temperatures do warm up a little bit for monday, tuesday and wednesday, back up in the mid to upper 0 0s. No heat on this forecast. With all the major fire near yosemite, the fog will help our fire danger over the next few days. Thanks, mark. Wells fargo bank lays off more than 2000 people. Well tell you what prompted the cut. Thousands of employees who were forced to take time off may get their money back. The push to get them paid as another threat of furloughs looms just a few weeks away. And well be back right after this. Things wont last. Ah woof. Some things will. Save up to 20 on an ikea kitchen. And these are my roommates. This is one of my favorite professors. And so is this. This is my academic advisor. And also my cheerleader. And when i finish my degree in business. A new job, at a great company. Thats the graduation present i want. [ male announcer ] in 2012, 90 of Devry University grads actively seeking employment had careers in their field in 6 months. Find your career success in the bay area. Learn how at devry. Edu. Find you