Investigators found several factorsalarm system issues, software bugs, and an overloaded. A man reads the newspaper by flashlight during the northeast blackout in august 2003. If you are unluckily failed to fix iphone x black screen stuck, the last resort is to restore your device in itunes. Impact of northeast blackout continues to emerge by jeremy johnson and alex lefebvre 20 august 2003 the blackout that began last thursday, cutting electrical power to more than 50 million. On august 14, 2003, more than 50 million people in the united states and. On august 14, 2003, a series of faults caused by tree branches touching power lines in ohio, which were then complicated by human error, software issues. The northeast blackout struck 15 years ago today extremetech. The 2003 northeast blackoutfive years later scientific. A massive power outage like argentinas could happen in.
How and why the blackout began in ohio summary this chapter explains the major eventselectrical, computer, and humanthat occurred as the blackout evolved on august 14, 2003, and identifies the. Northeast blackout leaves 50m people without power, august 14, 2003. After immediate concerns of terrorist activity were refuted, us and. By thinkreliability staff on august 14, 2003, over 50 million people in the u. Software bug contributed to blackout kevin poulsen, securityfocus 20040211. What will be key challenges for the resilience of the electricity subsector in the future. In this page, i collect a list of wellknown software failures. Utility vegetation management final report utility vegetation management final report march 2004 cn utility consulting, llc 1 i. Blackout details and timeline the details of the 2003 blackout will now be. The design site for hardware software, and firmware engineers. Fix all iphone errors forgot passcode iphone not turning onstuck in boot loop ios 9 and below works on iphone 6s plus and below as well as ipod touch and ipad mini air pro ios 10 11 and below. A major outage knocked out power across the eastern united states and parts of canada on august 14, 2003. Photo of a toronto street corner during the 2003 blackout by john r.
I will start with a study of economic cost of software bugs. The task force responsible for investigating the cause of the aug. The main cause of this disaster was a software bug in the energy management system used by. Michael hardy prophetic images of an empty world from before the pandemic. We examined the public health effects of the northeast blackout of august 2003 and the emergency response to the blackout by the new york city department of health and mental hygiene dohmh. On august 14, 2003, a series of faults caused by tree branches touching power lines in ohio, which were then complicated by human error, software issues, and equipment failures, led to the most widespread blackout in north american history.
The relevant root cause information is included below. Another pdf file to the final analysis of the 2003 power blackour in the ne united states. The 2003 northeast blackoutfive years later scientific american. From electronic voting to online shopping, a significant part of our daily life is mediated by software.
A similar incident occurred in 2003, when a power grid collapse. The massive blackout prompts some companies to turn to providers of disaster recovery services, but it operations at. Ten years after the 2003 northeast blackout, much has changed. The nations electrical system has undergone some revampingmaybe still not enoughsince tens of millions in the.
Ten years later, we are still grappling with concerns over the vulnerability of the power grid. This article claims that the chinese peoples liberation army was behind, among other things, the august 2003 blackout computer hackers in china, including those working on behalf of the chinese government and military, have penetrated deeply into the information systems of u. The speed of the events was so high that not much could be done by human. And, having already broken homepods, the latest ios update is now causing serious problems for every model of iphone. Today is the tenyear anniversary of the northeast blackout of 2003. The outage affected an area with an estimated 50 million people and 61,800 megawatts mw of electric load in the states of ohio, michigan, pennsylvania, new york, vermont, massachusetts, connect. The cascading event, which started shortly after 4. It will sporadically blackout no image on screen and become unresponsive to button presses, being plugged into charge and my macbook will not register the device when its plugged in. Impact of northeast blackout continues to emerge by jeremy johnson and alex lefebvre 20 august 2003 the blackout that began last thursday, cutting. Northeast blackout of 1965 or north america blackout of 1965. A case study of the 2003 north american power outage key questions what were the main vulnerabilities and threats related to the electricity subsector of the energy sector at the time of the blackout.
Software bug leads to retardation of brake system in ice delay in admission of new ice trains. The views expressed are those of the authors and are. Normally, the problem would have tripped an alarm in the control room of firstenergy corporation, an ohiobased utility company, but the alarm. Canada power system outage task force final report on the august 14, 2003 blackout in the united states and canada. Coverage from various new york stations about the northeast blackout of 2003. Ten years after the 2003 northeast blackout, much has changed tuesday, august, 20 at 8. A number of factors and failings came together to make the august 14th northeastern blackout the worst outage in north american history. The blackouts proximate cause was a software bug in the alarm system at the control room of firstenergy, an akron, ohiobased company, which rendered. The northeast blackout of 2003 was one of the most critical blackouts in the history which affected more than 50 million people in both the united states and canada. A collection of wellknown software failures software systems are pervasive in all aspects of society. The blackout was, in fact, triggered on a hot day by an untrimmed tree in ohio and was aided by a hung alarm system. Michigan public service commission report blackout of august 14, 2003 executive summary the august 14, 2003 blackout was a wakeup call concerning reliability of our nations electric grid.
Remembering the 2003 northeastern blackout in toronto. Software failure cited in august blackout investigation computerworld. It certainly compounded the problems relating to the congestion of key communications links used by utilities to coordinate contingency efforts. Many believed that such a blackout would not occur again after the northeast blackout of 1965. The report makes clear that this blackout could have been prevented and that immediate actions must be taken in both the united states and canada to ensure that our electric system is more reliable. The blackout that exposed the flaws in the grid the new york. Northeast blackout of 2003first energy outage reports. What started out as a typical warm summer day, which looked largely uneventful to most. The great north america blackout the story shortly after 4 p. Ap photojoe kohen a massive power outage like argentinas could happen in the us 4 essential reads. Aside from the transit nightmare, the florida blackout also revived the awful memory of august 2003, when an even larger grid failure in the northeast left 15 million people in the dark. Remember to back up iphone as factory reset will erase all the files. On august 14, 2003, large portions of the midwest and northeast united states and ontario, canada, experienced an electric power blackout. Northeast blackout of 2003 or north america blackout of 2003.
Software failure cited in august blackout investigation. All on a sudden i cant do any thing with my iphone. The blackout that exposed the flaws in the grid the new. The line shortcircuited and, well, you know how it ended. The main problem kicked off when highvoltage transmission lines began to sag under heavy load and made contact with trees. The historical power system blackout in 1965 was the biggest power system transient stability event at the time of its occurrence 2. Final report on the august 14, 2003 blackout in the united. Grid better prepared to prevent a repeat of the 2003 blackout.
A previouslyunknown software flaw in a widelydeployed general electric energy management system contributed to the devastating scope of the august 14th northeastern u. As will be shown, the 2003 northeast blackout was heavily based in these concepts. Therefore, the loss of one line elevates the risk of losing a second line by a certain amount, making the entire blackout scenario in some cases a highly correlated event. Ten years after the great northeast blackout of 2003. Improvements to americas electrical reliability system have been put in place the past five years. A technician had shut it off to upgrade the software, and then gone to. The southwest blackout of 2003 1218 words bartleby. The northeast blackout of 2003 was a widespread power outage throughout parts of the northeastern and midwestern united states, and the canadian province of ontario on august 14, 2003, beginning just after 4. In cleveland, ohio, an overgrown tree branch touched a sagging, overloaded power line. Over the last month or so i have been having issues with the responsiveness of my iphone 5s. Fifty million people were affected, including residents of new york, cleveland and detroit, as well as toronto and ottawa, canada. Run itunes on your computer and connect iphone to computer, tap on trust to trust the computer. Iphone sudden non responsive black screen solution m. More than 35 million people were hit by the northeast blackout in 1965, one of the largest outages in north american history.
Et, 21 power plants shut down in just three minutes. Michigan public service commission report on august 14th. More than 50 million people across eight northeastern u. I just changed the springboard theme image and iphone becomes nonresponsive. Normally, the problem would have tripped an alarm in the control room of firstenergy corporation. The cases include the 1977 new york city blackout, the 2003 northeast blackout, multiyear national annual lightningrelated electrical damage.