Onagawa nuclear power plant. Medical search. Frequent questions

All three reactors at the power plant successfully withstood the earthquake and tsunami without accident. (wikipedia.org)
Another of Hirai's proposals also helped ensure the safety of the plant during the tsunami: expecting the sea to draw back before a tsunami, he made sure the plant's water intake cooling system pipes were designed so it could still draw water for cooling the reactors. (wikipedia.org)
Tokyo Electric Power Company (TEPCO) reports that turbines and reactors in three units of the Fukushima Dai-1 Nuclear Power Station , which includes six reactor units in total, automatically shut down. (ieee.org)
21 December 2020 On December 4, 2020, the Osaka District Court revoked the central government's approval for the safety measures of Kansai Electric Power Company's Ohi NPP No. 3 and No. 4 reactors. (cnic.jp)
The Onagawa Nuclear Power Plant (Miyagi Prefecture), designed and built under his watch, was the sole plant in the region that fully resisted the disaster of March 11, 2011: all of its three reactors successfully withstood the seismic event and subsequent tsunami, shutting down safely as designed and virtually without any incident. (wikipedia.org)
Moreover, he devised a safety measure for a tsunami's withdrawal: an inlet channel and a reservoir containing enough seawater for cooling the nuclear reactors during 40 minutes. (wikipedia.org)
The construction of the three nuclear reactors of the Onagawa NPP was completed in 2002. (wikipedia.org)
In contrast to the Fukushima Daiichi NPP, which experienced a meltdown of three of the plant's six nuclear reactors, all three reactors of the Onagawa NPP which was closer to the epicenter of the earthquake and endured stronger quake and same tsunami level - survived virtually intact. (wikipedia.org)
TEPCO officials say water levels inside the reactors at the Fukushima-Daiichi plant are still falling. (ens-newswire.com)
The company has been trying to restore its emergency power system so that it can add water to reactors to forestall the exposure of nuclear fuel rods. (ens-newswire.com)
The 7.1 magnitude aftershock on April 7 was 10 percent stronger than the level three reactors at Onagawa were built to withstand. (foxnews.com)
Along with the struggle to cool the reactors is the potential danger from an inability to cool Fukushima's spent nuclear fuel pools. (ips-dc.org)
Given what's happening at the Fukushima Daiichi nuclear complex, it's time for a serious review of what our nuclear safety authorities consider to be improbable, especially when it comes to reactors operating in earthquake zones. (ips-dc.org)
Despite heroic efforts by plant workers, three reactors sustained severe damage to their radioactive cores and three reactor buildings were damaged by hydrogen explosions. (popsci.com)
The damaged reactors of the Fukushima plant are less than 10 kilometers away. (thediplomat.com)
One of the reactors in the warm-up phase is that of Onagawa, which is located 174 kilometers from Fukushima ground zero. (thediplomat.com)
The 8.9-magnitude earthquake that shook Japan early March 11 caused cooling system malfunctions at two nuclear reactors, one at the Tokyo Electric Power Co.'s Fukushima Daiichi power plant near Tokyo and the Tohoku Electric Power Co. facility in Onagawa. (livescience.com)
Despite being unharmed, all three reactors of the plant were shut down after the earthquake according to legally mandated procedures. (japaninsider.com)
Many electrical generators were taken down, and at least three nuclear reactors suffered explosions after cooling system failure which resulted in build up of hydrogen gas within their outer containment buildings. (jagonews.com)
Almost eleven nuclear reactors at The Fukushima I, Fukushima II, Onagawa Nuclear Power Plant and were automatically shut down following the earthquake. (jagonews.com)
Tokyo Electric Power Company said that a fire alarm was still sounding in one of the reactors at the Fukushima Daiichi plant, where the 2011 meltdown occurred. (nonuclearwasteaqui.org)
I am going to write briefly about those suspicions because they illuminate another issue that is currently ongoing in Japan, that is, the status of the Tokai nuclear reactors. (blogspot.com)
On March 11, 2011, the safety of nuclear reactors underwent the baptism of fire of a major cataclysm: an earthquake of magnitude 8.9 followed by a tsunami that ravaged the coasts of Japan, causing nearly 30,000 deaths and missing persons. (eu.com)
The reactors stopped automatically during the earthquake and with them the nuclear fission. (eu.com)
The cores of the three damaged reactors at the Fukushima-Daiichi power plant remained long hours without water supply. (eu.com)
But the plant maintained its cooling capacity, its reactors stopped without damage to their cores or significant damage to safety systems. (eu.com)
If the plant operator, TEPCO, had erected a higher dike, provided alternators and water supplies out of reach of flooding, installed hydrogen recombiners recommended by the IAEA, it would have avoided the loss of three of its reactors, and may be its ruin. (eu.com)
Some Japanese nuclear reactors, mothballed since the 2011 Tohoku quake, may soon restart. (newscientist.com)
Two reactors at the Ohi plant, on the Sea of Japan coast of Honshu island, were restarted in July 2012 under the Democratic Party of Japan government, but amid legal wrangling, they have been off-line again since September 2013. (newscientist.com)
The NRA's checks are ongoing, but it is expected that reactors at the Sendai plant on Kyushu island in Japan's south-west will soon receive final approval for a restart. (newscientist.com)
Hokuriku Electric Co said on Friday all of three reactors at its Onagawa nuclear plant in northern Japan shut down automatically after the quake. (chinadaily.com.cn)
Japan's parliament has passed a law allowing commercial nuclear reactors to operate beyond 60 years, as it tries to reinvigorate the sector to ensure electricity supplies and meet decarbonisation targets. (nucnet.org)
Although the crippled nuclear reactors themselves still pose a danger, no one, including personnel who worked in the buildings, died from radiation exposure. (randform.org)
In either case, commercial nuclear reactors are a fact of life in many parts of the developed world. (howstuffworks.com)
If you have read How Nuclear Reactors Work , you are familiar with the basic idea behind a nuclear power plant. (howstuffworks.com)
Nuclear power capacity able to supply roughly 60 million homes is scheduled to close this decade as utilities struggle to replace northwest Europe's ageing reactors, raising the risk of higher carbon emissions as fossil fuels plug the gap. (sightlineu3o8.com)
Japan now has 16 reactors at nine nuclear power plants that have cleared government requirements adopted after the 2011 Fukushima accident. (sightlineu3o8.com)
Yes, the quake and tsunami caused a catastrophic failure of three reactors at Fukushima Daiichi power plant, leaving a contained radioactive mess that will take decades to clean up, and triggered a mass evacuation during which 2,313 people died. (nitinpai.in)
The popular narrative often neglects to mention that there were 11 operational reactors-including the three at Fukushima Daiichi-at four nuclear power plants in the region. (nitinpai.in)
Sixty kilometres away, three reactors at Onagawa were undamaged and shut down safely, despite being closer to the epicentre and suffering a more powerful tsunami. (nitinpai.in)
About ¥65.7 billion in funds set aside to subsidize municipalities slated to host new nuclear reactors can be slashed as all such construction projects have been frozen, government auditors said Wednesday. (uchicago.edu)

Tohoku Electric also plans to resume operations of the Onagawa Unit 2 reactor in 2020-21 following significant safety improvements. (wikipedia.org)
Following the tsunami, two to three hundred residents of the town who lost their homes to the tsunami took refuge in the Onagawa nuclear plant's gymnasium, as the reactor complex was the only safe area in the vicinity to evacuate to, with the reactor operators supplying food and blankets to the needy. (wikipedia.org)
At 10 pm Friday night, the government ordered 2,000 residents within a three km (two mile) radius of the Fukushima Daiichi power station to evacuate because the plant's emergency core cooling system has not been able to cool the reactor. (ens-newswire.com)
In Fukushima, the facility's operator Tokyo Electric Power Co. (TEPCO) said Wednesday that some nuclear fuel rods in reactor No. 4 at the plant had been damaged, Kyodo reported. (foxnews.com)
At 11:34 p.m., right after the first quake struck off the coast of Fukushima Prefecture, the coolant pump automatically halted for the spent fuel pool in the No. 5 reactor building at the stricken Fukushima No. 1 nuclear power plant, TEPCO said. (uchicago.edu)
Japan's government and nuclear industry, with assistance from the U.S. military, is in a desperate race to stave off multiple nuclear reactor meltdowns - as well as potential fires in pools of spent fuel. (ips-dc.org)
The damage from the massive earthquake and the tsunamis that followed have profoundly damaged the reactor sites' infrastructure, leaving them without power and their electrical and piping systems destroyed. (ips-dc.org)
An International Atomic Energy Agency investigator examines Reactor Unit 3 at the damaged Fukushima Daiichi plant, May 27, 2011. (popsci.com)
The radiation level around a nuclear reactor at the Fukushima nuclear facility near Tokyo has risen to 1,000 times its normal level since this morning's earthquake blew out the plant's cooling system. (livescience.com)
Even if fuel rods melt and the pressure inside the reactor builds up, radiation would not leak as long as the reactor container functions well," Tomoko Murakami, leader of the nuclear energy group at Japan's Institute of Energy Economics, told Reuters. (livescience.com)
The Tohoku Electric Onagawa Nuclear Power Plant has been approved by governor Yoshihiro Murai and will be restarting its second reactor some time in 2022. (japaninsider.com)
But following a request to restart the second reactor from Tohoku Electric Power Company that was made all the way back in 2013, the Nuclear Regulatory Agency has finally approved the reactor. (japaninsider.com)
Later Monday, fuel rods at a separate reactor in the plant were fully exposed after it lost its ability to cool down, officials said. (mbtmag.com)
The company was trying to channel sea water into the reactor to cover the rods, cool them down and prevent another explosion at the stricken plant. (mbtmag.com)
Unlike any other types of power plants a nuclear plant needs power to keep the reactor fuel cool after shutdown. (atomicinsights.com)
He currently works for the Tohuko Electric Power Company in reactor operation, reactor safety analysis and nuclear fuel management. (berkeley.edu)
He is certified by the Japanese government as a Chief Nuclear Reactor Engineer and Chief Electrical Engineer. (berkeley.edu)
Japan's Power Reactor and Nuclear Fuel Development Corporation (PNC), the government corporation that operated Monju, lied repeatedly to the public about the accident. (blogspot.com)
The Onagawa plant recorded seismic tremors that exceeded its nominal capacity, and the basement of one of its reactor buildings was flooded. (eu.com)
That is the kind of heat coming out of a reactor core at full power. (howstuffworks.com)
Unplanned nuclear outages in South Korea have increased the country's reliance on coal and gas-fired power generation this month, but the potential return of capacity in early October and a less onerous reactor maintenance schedule is set to curb fossil fuel demand in the near term. (sightlineu3o8.com)

The plant was shut down after the 2011 Tōhoku earthquake and tsunami. (wikipedia.org)
The plant was shut down following the earthquake and tsunami, in accordance with standard legally mandated procedure after such an event, but despite the IAEA finding that the plant had survived the quake remarkably undamaged, the three units remain in cold shutdown. (wikipedia.org)
On March 11, 2011, the Onagawa NPP was hit by the Tohoku earthquake and tsunami (magnitude 9.0). (wikipedia.org)
Tokyo Electric Power reported there were no issues at the devastated Fukushima Daiichi nuclear plant, wrecked by a massive earthquake and tsunami in northeast Japan in March 2011, and sited some 105 kilometres from the epicentre of Saturday's quake. (saltwire.com)
If we ratchet up the definition of worst case to magnitude 9.1, and ensure plants exceed the standards of Onagawa, will earthquake and tsunami safety be assured? (newscientist.com)
Japan Earthquake and Tsunami Image Gallery The Fukushima II Dai Ni nuclear power plant after an 8.9 magnitude earthquake and tsunami. (howstuffworks.com)
The Tohoku earthquake and tsunami occurred off the Pacific coast of Japan in March 2011 and caused the Fukushima Dai-ichi nuclear power plant accident. (elsevierpure.com)

In the following timeline, we've compiled the recent happenings from information released by the Tokyo Electric Power Company (TEPCO) and the International Atomic Energy Agency (IAEA), as well as stories published by IEEE Spectrum . (ieee.org)
TEPCO uses mobile electric generators to help power to the cooling system. (ieee.org)
TEPCO authorities also reported a fire at the Onagawa nuclear power plant, which has been safely extinguished. (ens-newswire.com)
TEPCO says a total of about 3.8 million households initally lost power. (ens-newswire.com)
In addition, a TEPCO official said a quake slightly shifted the position of a tank storing contaminated water in the compound of the plant. (uchicago.edu)
This entry was posted in *English and tagged Earthquake , Tokyo Electric Power Company (Tepco) . (uchicago.edu)
For its part, plant operator Tokyo Electric Power Company, or TEPCO, had a history of disregard for safety. (popsci.com)
The strongest quake hit about 60 kilometers or 37 miles below the sea and left more than two million homes without electricity in an area serviced by the Tokyo Electric Power Company (TEPCO), the Associated Press reported . (lynxotic.com)
The AP noted that TEPCO said workers were checking for any possible damage at the Fukushima Daiichi Nuclear Power Plant in Ōkuma, the site of the March 2011 disaster-which was caused by a 9.0 magnitude quake and resulting tsunami that led to multiple meltdowns at the facility. (lynxotic.com)
TEPCO also found no abnormalities at the Onagawa Nuclear Power Plant in Miyagi Prefecture, according to Japan's public broadcaster, NHK . (lynxotic.com)
A TEPCO employee in his 20s who grew up in Fukushima Prefecture has become an opponent of nuclear power after the accident at the Fukushima No. 1 plant. (randform.org)

In 2013 the station operators sent an application request to restart unit 2 at Onagawa to the Japanese Nuclear Regulation Authority (NRA). (wikipedia.org)
whether to restart its nuclear power plants. (newscientist.com)
Before taking power as the major part of a coalition government in 2012, prime minister Shinzo Abe's Liberal Democratic Party pledged to restart nuclear plants if they passed regulatory checks. (newscientist.com)
TAKAHAMA, Fukui Prefecture-The town assembly here Nov. 25 approved the first restart of a nuclear power plant already past its initial 40-year shelf life. (sightlineu3o8.com)

By Kataoka Ryohei (CNIC) The Nuclear Regulation Authority (NRA) decided at a meeting last year not to produce its "Report on Radioactivity Management relating to Nuclear Power Facilities," which it had been publishing each. (cnic.jp)
No abnormalities were found at the Fukushima plant, The Japan Times reported , citing the nation's Nuclear Regulation Authority. (lynxotic.com)
Japan's Nuclear Regulation Authority inspected several nuclear power plants after a magnitude 7.3 earthquake hit late Wednesday night off the coast of Fukushima, the site of a nuclear meltdown in 2011 . (nonuclearwasteaqui.org)
Fukushima underscored the inadequacies in the existing oversight of the nuclear industry, and the DPJ government established a new Nuclear Regulation Authority three months before it fell from power in the December 2012 elections. (newscientist.com)

The town of Onagawa to the northeast of the plant was largely destroyed by the tsunami which followed the earthquake, but the plant's 14 meters (46 ft) high seawall was tall and robust enough to prevent the power plant from experiencing severe flooding. (wikipedia.org)

The situation is the same at Japan Atomic Power Co.'s inactive Tokai No. 2 nuclear power plant in the village of Tokai in Ibaraki Prefecture and Tohoku Electric Power's Onagawa nuclear plant in Miyagi Prefecture, according to their operators. (chiangraitimes.com)

The Onagawa Nuclear Power Plant (女川原子力発電所, Onagawa (pronunciation) genshiryoku hatsudensho, Onagawa NPP) is a nuclear power plant located on a 1,730,000 m2 (432 acres) site in Onagawa in the Oshika District and Ishinomaki city, Miyagi Prefecture, Japan. (wikipedia.org)
The Onagawa Nuclear Power Plant was affected by the 2005 Miyagi earthquake and recorded vibrations above what the plant was designed for. (wikipedia.org)
Citizens' Nuclear Information Center November 11, 2020 On November 11, 2020, Miyagi Prefectural Governor Murai Yoshihiro held talks with Onagawa Town Mayor Suda Yoshiaki and Ishinomaki City Mayor Kameyama Hiroshi, the three leaders officially. (cnic.jp)
The move was prompted by the revelation that the Onagawa nuclear power plant in Miyagi prefecture had little protection against a tremor that struck last week. (foxnews.com)
The Onagawa nuclear power plant in Miyagi Prefecture, operated by Tohoku Electric Power Co., also recorded an intensity of lower 6. (uchicago.edu)
Located in Ishinomaki City in Miyagi Prefecture, it was the closest nuclear facility to the epicenter. (japaninsider.com)
A series of earthquakes off the coast of Japan on Wednesday triggered a tsunami advisory for Miyagi and Fukushima prefectures-just over 11 years after the region endured a major nuclear disaster. (lynxotic.com)
The Miyagi prefecture and surrounding areas include major manufacturing and industrial zones, with many chemical, petrochemical and electronics plants. (chinadaily.com.cn)
To assess the distribution of artificial radionuclides in Miyagi Prefecture (northeastern Japan), we measured the activity concentrations of 110m Ag, 129m Te, 134 Cs, and 137 Cs in surface soil samples that were collected from 60-190 km north of the power plant approximately 1 month (April 16-29, 2011) after the earthquake. (elsevierpure.com)
Relatively high total concentrations (2600-6600 Bq/kg dry soil) were also found in the northern part of Miyagi Prefecture (north Osaki, Kurihara, and Kesen-numa), but relatively low concentrations (400-1900 Bq/kg dry soil) were found in Sendai city and other areas in central Miyagi Prefecture (Higashimatsushima, south Osaki, Ishinomaki, and Onagawa). (elsevierpure.com)

Japan's Nuclear and Industrial Safety Agency (NISA) detects caesium-137 and iodine-131 near Fukushima Dai-1 plant. (ieee.org)
In light of the unfolding nuclear crisis, Japan's Nuclear and Industrial Safety Agency was set to review safety measures at plants across the country, broadcaster NHK reported. (foxnews.com)

Four nuclear generating stations - Onagawa, Fukushima Daiichi, Fukushima Daini and Tokai - automatically shut down following the initial earthquake, according to Japan Atomic Information Forum, JAIF. (ens-newswire.com)
A second earthquake of magnitude 6.5 has struck Japan near the coast of Honshu, near the Tokai plant. (ens-newswire.com)
Meanwhile, Unit 2 of the Tokai nuclear complex, which is near Kyodo and just 75 miles north of Tokyo, is reported to have a coolant pump failure. (ips-dc.org)
Until now, the fuel has been produced mostly in the Tokai reprocessing plant, which began operating in 1977" (p. 34). (blogspot.com)
HOWEVER, even after setting aside speculation about whether Japan has a nuclear weapons program, we are left with an alarming situation at Tokai. (blogspot.com)

When the rods drop into the core, the heat put out by the nuclear fuel rods they surround plummets instantly, reducing the core's temperature to less than 5 percent of normal in a matter of seconds. (livescience.com)
A nuclear expert has warned it could be a 100 years before fuel rods at Japan's stricken Fukushima nuclear plant are safe. (dailymail.co.uk)
Dr John Price, a former member of the Safety Policy Unit at the UK's National Nuclear Corporation, said radiation leaks will continue and it could take 50 to 100 years before the nuclear fuel rods have cooled enough to be removed. (dailymail.co.uk)

Whereas the mishaps at Fukushima I radically changed public opinion on safety and risks, Tohoku Electric seems to have preserved much of its pre-disaster goodwill in the area of Onagawa. (wikipedia.org)
As the nation continued to deal with the aftermath of the disaster, hundreds of police in protective gear for the first time scoured rubble-strewn neighborhoods near the crippled Fukushima power plant for bodies, AFP reported. (foxnews.com)
The 2011 disaster delivered a devastating one-two punch to the Fukushima plant. (popsci.com)
As Common Dreams reported last week, environmental defenders marked the 11th anniversary of the Fukushima disaster with calls for a renewable energy future free of nuclear power. (lynxotic.com)
The plant has been shut down and undergoing an enormous cleanup since the disaster 11 years ago. (nonuclearwasteaqui.org)
Aging Western nations, obsessed by its fears, have rapidly forgotten the tsunami, its deads and missing, to focus on the nuclear disaster. (eu.com)
The Kiev regime does not cease provocations with the aim of creating the threat of a man-made disaster at the Zaporozhye nuclear power plant. (freerepublic.com)
A Chinese nuclear power station is leaking radioactive gas and could become a major disaster, according to secret US intelligence reports. (freerepublic.com)
No one has been held individually accountable for the nuclear disaster that unfolded at Fukushima Daiichi. (newscientist.com)
Prior to the disaster, nuclear supplied about 30 per cent of its electricity. (newscientist.com)
The ' Great East Japan Earthquake' or ' Great Tohoku Earthquake' is better known as the ' Fukushima nuclear disaster' and often cited as Exhibit A in the case against nuclear energy. (nitinpai.in)
Last week I traveled with Japanese advertising director and photographer Yohei Morita through Tōhoku, the Japanese region critically affected by the March 11, 2011 earthquake, tsunami, and subsequent nuclear disaster. (davidschalliol.com)
Ten years after Japan's earthquake, tsunami and nuclear disaster, the lives of many who survived are still on hold. (breakingnews.ie)

Nuclear power generates about 10 percent of the world's electricity (TWh = terawatt-hours). (popsci.com)
Vaclav Smil, one of the world's most thoughtful energy analysts, calls nuclear energy " a successful failure" for its inability to gather public support despite its ability to deliver. (nitinpai.in)

It is managed by the Tohoku Electric Power Company. (wikipedia.org)
All power supplies, including Tohoku Electric Power's Onagawa nuclear plant, were reported unaffected. (planetsave.com)
He developed electric power generation in the Tohoku region during the Shōwa era with unusual foresight and a deep sense of responsibility. (wikipedia.org)
In 1968, Tohoku Electric Power established a committee to prepare the construction plan of the Onagawa nuclear power plant (NPP). (wikipedia.org)
Although the height proposed by Hirai was five times as much as the then generally assumed expected height of a tsunami at Onagawa, the Tohoku Electric Power management consented to his proposal. (wikipedia.org)
Onogawa, which was owned and operated by the Tohoku Electric Power Company, was closer to the earthquake's epicenter and was hit by an even larger tsunami. (popsci.com)
Onagawa Nuclear Power Plant felt the full brunt of the 2011 Tohoku Earthquake. (japaninsider.com)
The nuclear facility has not been in operation since the Great Tohoku Earthquake of 2011. (japaninsider.com)
Closer to the epicentre, there were no issues at the Onagawa nuclear station, according to operator Tohoku Electric Power Co Inc. (saltwire.com)

TOKYO -- Japan's Nuclear Safety Agency was set Thursday to view safety measures at nuclear plants across the country, as a report revealed that more than 100 designated evacuation centers were destroyed by the March 11 tsunami triggered by a magnitude-9.0 earthquake. (foxnews.com)
First, the magnitude 9.0 earthquake knocked out off-site electric power. (popsci.com)
An earthquake with a preliminary magnitude of 7.3 rocked northeastern Japan late Saturday, but there was no tsunami threat and no abnormalities were detected at nuclear plants in the region. (chiangraitimes.com)
The magnitude of the design tsunami triggering earthquake affecting this region of Japan had been grossly underestimated, and the tsunami hit the Fukushima Dai-ichi nuclear power plant (NPP), causing the third most severe accident in an NPP ever. (metu.edu.tr)

Those control rods block neutrons from entering the core and inducing the fission reactions that produce nuclear energy. (livescience.com)
The operating plants DID shutdown immediately at the quake and nuclear fission ceased. (atomicinsights.com)
Nuclear fuel, which in modern commercial nuclear power plants comes in the form of enriched uranium, naturally produces heat as uranium atoms split (see the Nuclear Fission section of How Nuclear Bombs Work for details). (howstuffworks.com)

No irregularities have been found at the Fukushima Daiichi and Daini nuclear power plants, according to Tokyo Electric Power. (chiangraitimes.com)
Likewise it said there were no issues at the Fukushima Daini facility, just to the south of the wrecked plant. (saltwire.com)

An IAEA mission to Onagawa NPP presented a 92-page report to the government of Japan, after collecting earthquake experience data from 30 July to 11 August 2012 at Onagawa. (wikipedia.org)
A new IAEA data animation shows that extending the life of existing nuclear power plants significantly increases the availability of reliable low carbon power, helping to meet climate goals and the transition to clean energy by 2050. (sightlineu3o8.com)

By Baku Nishio (CNIC Co-Director) On November 3, 2020, Unit 4 of the Ohi Nuclear Power Plant (NPP) began a regular maintenance inspection, which meant that all four of Kansai Electric Power Company's (Kanden's). (cnic.jp)
KIEV (UrduPoint News / Sputnik - 01st February, 2020) The power unit No. 3 of the Rivne nuclear power plant (NPP) in northwestern Ukraine got disconnected from the power grid on Saturday, state company Energoatom said, adding that causes behind the incident were yet to be established. (freerepublic.com)
On February 1, 2020, at 2:24 a.m. [00:24 GMT], unit No. 3 of the Rivne NPP got disconnected from the power grid. (freerepublic.com)
Against the promise of producing 20,000MW of nuclear power by 2020, India currently has operational capacity of 6,780MW, constituting only 2.4% of the electricity generated. (nitinpai.in)

Citizens' Nuclear Information Center 1F Ogura Bldg, 2-48-4, Chuo, Nakano-ku, Tokyo, 164-0011, Japan TEL.03-6821-3211 FAX.03-5358-9791 Email. (cnic.jp)
Just after the earthquake, when a TV reported, with an image of a building on fire, that the Niigata thermal power station had exploded, Y. Matsunaga, the so-called "King of Electric Power of Japan" immediately retorted: "That's a mistake. (wikipedia.org)
The origin of Hirai's deep, uncompromising sense of responsibility as a power engineer may be found in the conviction he shared with of Y. Matsunaga, the above-mentioned "King of Electric Power of Japan", who maintained that, because electric power was the foundation of social life and industry, its safe production at the lowest cost and without any discontinuity was 'their' duty. (wikipedia.org)
And Japan's nuclear safety agency has declared a state of emergency at the Onagawa nuclear power plant in northeastern Japan because of high radiation levels. (ips-dc.org)
The accident triggered widespread evacuations, large economic losses and the eventual shutdown of all nuclear power plants in Japan. (popsci.com)
Experts widely agreed that the root causes were lax regulatory oversight in Japan and an ineffective safety culture at the utility that operated the plant. (popsci.com)
Mark Hibbs, a nuclear expert at the Carnegie Endowment for International Peace, told Reuters that there is serious concern in Japan whether the cooling of the core and removal of residual heat could be assured. (livescience.com)
Japan standard time, and the epicenter was about 130km off the Pacific Ocean from the Oshika peninsula where Onagawa NPS is located. (berkeley.edu)
Finally, I would like to talk about the current situation of nuclear power in Japan. (berkeley.edu)
Yesterday I was reading about the seeming paradox of Japan being a nation with extensive nuclear power infrastructures but no nuclear weapons. (blogspot.com)
ABSTRACT" Reveals that renewed pressure has been levied against Japan for it to abandon its plan to ship 30 tons of plutonium from France to fuel its nuclear power program. (blogspot.com)
In Japan, the Nuclear Safety Authority - NISA - depends on the all-powerful Ministry of Trade and Industry, the mythical MITI. (eu.com)
Located in northern Japan, the Onagawa nuclear power plant, which was closer to the earthquake epicentre and subjected even more violent shocks, did not suffer major damage because designed with sufficient safety margins. (eu.com)

The earthquake caused the shutdown of seven thermal power stations, 14 hydro power plants and many substations. (ens-newswire.com)

New CAMPEP Accreditation of Graduate Program in Medical Physics August 22, 2023 Our Nuclear Engineering graduate program has recently received the CAMPEP accreditation for medical physics. (berkeley.edu)
New Department Chair Announcement: Massimiliano Fratoni July 1, 2023 The UC Berkeley Nuclear Engineering Department is pleased to announce our new department chair Massimiliano Fratoni. (berkeley.edu)
New Faculty Announcement: Bethany Goldblum July 1st, 2023 The UC Berkeley Nuclear Engineering Department is pleased to announce new faculty member Dr. Bethany L. Goldblum. (berkeley.edu)

Background radiation levels of one to 1.5 millisieverts every year are normal, while nuclear workers are generally allowed exposures of up to 20 millisieverts annually. (foxnews.com)
Tokyo Electric Power Co., which operates the plant, said radiation levels at Unit 3 were well under the levels where a nuclear operator must file a report to the government. (mbtmag.com)
At Fukushima I and II tsunami waves overtopped seawalls and destroyed diesel backup power systems, leading to two large explosions and radioactive leakage at Fukushima I. Japanese Nuclear and Industrial Safety Agency reported that radiation levels inside the plant were up to 1,000 times normal levels and that radiation levels outside the plant were up to 8 times normal levels. (jagonews.com)
There have been no deaths or cases of radiation sickness from the nuclear accident, but over 100,000 people had to be evacuated from their homes to ensure this. (randform.org)
I was told to work at the plant like a kamikaze pilot," said the man, who is evacuating from Fukushima Prefecture due to high levels of radiation he received. (randform.org)

One of two nuclear power plants along the Fukushima Prefecture coastline, the Fukushima Daiichi plant was compromised by the tsunami and suffered catastrophic failures over the following few days. (davidschalliol.com)
NAGANO - Hormonal and other irregularities were detected in the thyroid glands of 10 out of 130 children evacuated from Fukushima Prefecture, a Nagano Prefecture-based charity dedicated to aid for the victims of the 1986 Chernobyl nuclear accident said Tuesday. (uchicago.edu)
FUKUSHIMA - A Hawaiian-style spa complex in Iwaki, Fukushima Prefecture, welcomed back its popular hula dancers Saturday when it partially reopened after being shut down for nearly seven months following the March 11 quake-tsunami disasters and nuclear crisis. (uchicago.edu)

A force of 300 officers was deployed into the no-man's land -- pushing closer towards the plant after they started a wider search on April 3 that covered the outer areas of the 12-mile (20km) exclusion zone. (foxnews.com)

This is the third time the nuclear agency has asked for reviews of earthquake safety measures at utility companies -- the first came after the 1995 Great Hanshin earthquake and the second in 2007, after the Niigata Chuetsu coastal quake. (foxnews.com)
So they had electrical power after the quake. (atomicinsights.com)
The quake left millions of Japanese without power, but Prime Minister Fumio Kishida said that Tokyo Electric was expected to be able to quickly restore service. (nonuclearwasteaqui.org)

Some 165,000 people left the area, and the Japanese government established an exclusion zone around the plant that extended over 311 square miles (807 kilometers) in its largest phase. (popsci.com)
Events at the Onagawa Nuclear Power Station, located 39 miles (64 kilometers) from Fukushima, told a contrasting story . (popsci.com)

The Onagawa plant, about 100 kilometres north of Fukushima Daiichi on Honshu's Pacific coast, was hit by a roughly comparable tsunami, but a combination of a more stringent tsunami design standard, good engineering practice and a bit of good luck meant that there was no significant damage. (newscientist.com)

Yanosuke Hirai, who died in 1986, is cited as the only person on the entire power station construction project to push for the 14.8-meter breakwater. (wikipedia.org)
On October 27 the Japanese government will make an official decision on allowing the release of over 1 million tons of contaminated water from the Fukushima Daiichi Nuclear Power Station into the Pacific Ocean. (cnic.jp)
The power station Hirai constructed cannot be broken. (wikipedia.org)
the main body of the power station only sank 20 centimeters just perpendicularly. (wikipedia.org)
The report concludes as follows: "Despite prolonged ground shaking and a significant level of seismic energy input to [its] facilities, the structures, systems and components of the Onagawa nuclear power station performed their intended functions without any significant damage. (wikipedia.org)
The Higashidori 1 nuclear power station, also located on Honshu's northeast coast, was shut down for a regular inspection. (ens-newswire.com)
It also destroyed the Fukushima Daiichi Nuclear Power Station and released radioactive materials over a large area. (popsci.com)
First, I would like to talk about what happened at Onagawa Nuclear Power Station (NPS), and how we managed the plant in order to reach a cold shut down. (berkeley.edu)
For example, government policy, people's attitude toward nuclear power, and the circumstance for restarting nuclear power station. (berkeley.edu)
An internet security specialist says that Stuxnet, the computer malware that targeted Iran's nuclear facilities in 2010 and widely attributed to Israel and the US, has spiraled out of control and attacked a Russian nuclear plant and the International Space Station. (freerepublic.com)
Exelon Corp. is taking its Byron Unit 2 nuclear station offline for a nearly three-week planned outage to refuel. (sightlineu3o8.com)

citation needed] The Onagawa Nuclear Power Plant was the closest nuclear power plant to the epicenter of the 2011 Tōhoku earthquake, less than half the distance of the stricken Fukushima I power plant. (wikipedia.org)

As long as commercial nuclear power plants operate anywhere in the world, we believe it is critical for all nations to learn from what happened at Fukushima and continue doubling down on nuclear safety. (popsci.com)

Even if, in line with current expectations, the economics of renewable energy become more attractive over time, nuclear will remain an important source of low-carbon diversity. (nitinpai.in)
As a country dependent on fuel imports, India must invest in renewable energy, but cannot afford to ignore nuclear. (nitinpai.in)

which hazards can nuclear plants withstand, and can society as a whole live with the risks posed by hazards that plants cannot withstand? (newscientist.com)
The Sendai plant faces some specific risks. (newscientist.com)

At the time Reuters suggested that the Onagawa nuclear power plant may demonstrate that it is possible for nuclear facilities to withstand the greatest natural disasters, and to retain public trust. (wikipedia.org)
Both pro- and anti-nuclear advocates have argued that nuclear plants should be restarted if and only if they can withstand a "worst-case" scenario - albeit with each side trying to game the definition of the worst case. (newscientist.com)

Some people reported seeing smoke come from the plant after the earthquake and reported it, thinking that it indicated an accident, but the smoke was actually produced by the backup diesel generators. (wikipedia.org)
It forgets generally that radioactivity released by the accident at the Fukushima plant probably did not cost human lives or very little. (eu.com)
Other than Russia and China that have used the decade since the Fukushima accident to become global leaders in the field, almost every other country has adopted statutes and policies that strangle the development of the nuclear industry. (nitinpai.in)

Cronyism in Energy Production "Diablo Canyon produces twice as much power as all of California's solar panels, 24 percent more than all of its wind, and 40 times more than its largest solar farm. (freerepublic.com)
In its latest report, the International Energy Agency points out that while wind and solar power are already competitive compared to fossil-fuels, nuclear " remains the dispatchable low-carbon technology with the lowest expected costs in 2025. (nitinpai.in)

He used to live here before the great earthquake and subsequent tsunami that caused the meltdown at the plant 10 years ago. (thediplomat.com)
workers battled for days to avoid a meltdown at the plant. (globalvoices.org)

The site of the plant even ended up providing a refuge for three months to more than 300 neighboring people who had lost their homes. (wikipedia.org)

Moreover if you read reports as the article "Worker wants new government to secure safety at Fukushima plant" in Asahi Shimbun, than you may ask yourself how exhaustive and good is the monitoring of the health of workers at the Fukushima plant? (randform.org)

Despite all of this activity, one area remains nearly as it was on the day of the earthquake: the Fukushima Daiichi nuclear power plant exclusion zone. (davidschalliol.com)

A 1997 report for the Nuclear Regulatory Commission (NRC) by Brookhaven National Laboratory also found that a severe pool fire could render about 188 square miles uninhabitable, cause as many as 28,000 cancer fatalities, and cost $59 billion in damage. (ips-dc.org)

The Onagawa nuclear power plant was the closest nuclear power plant to the epicenter, and facing the Pacific Ocean on Japan's north-east coast, experienced very high levels of ground shaking - among the strongest of any plant affected by the earthquake - and some flooding from the tsunami that followed. (wikipedia.org)

Four plant safety workers are injured. (ieee.org)
First NPP Equipped with Anti-terrorism Safety Measures Begins Operating Kyushu Electric Power Co. started up Unit 1 at its Sendai Nuclear Power Plant (NPP) on November 17. (cnic.jp)
Tatsujiro Suzuki said the investigating committee should comprise of an independent third-party panel, instead of the government's Nuclear Safety Commission. (foxnews.com)
A decade later, the nuclear industry has yet to fully to address safety concerns that Fukushima exposed. (popsci.com)
We are scholars specializing in engineering and medicine and public policy , and have advised our respective governments on nuclear power safety. (popsci.com)
In its report, the commission concluded that Japan's Nuclear Safety Commission had never been independent from the industry , nor from the powerful Ministry of Economy, Trade, and Industry, which promotes nuclear power. (popsci.com)
I worked there for 20 years, and was a member of their President's nuclear safety board. (atomicinsights.com)
Next I would like to talk about the safety countermeasure after 3/11, learning the lesson from Onagawa and Fukushima. (berkeley.edu)
A large eruption would pose obvious safety issues for the plant, but its operator has said that advance warnings of an impending eruption would allow them to take appropriate measures. (newscientist.com)
Intellectually honest discussions of nuclear safety with regard to earthquakes must start by acknowledging this. (newscientist.com)
The Japanese should be improving nuclear safety and building in better organizational checks and balances, rather than shunning nuclear power. (randform.org)
MENAFN - Gulf Times) Eskom Holdings SOC Ltd, South Africa's indebted power utility, started a billion-dollar round of investments in Africa's oldest and only nuclear power plant before getting permission from safety regulators that the reactor's lifetime can be extended. (sightlineu3o8.com)
What we have is a case for greater attention to safety and governance, not a knee jerk rejection of nuclear energy as we saw in many Western countries soon after the incident. (nitinpai.in)

As the following two examples show, Yanosuke Hirai, based on his convictions as an engineer and his sense of responsibility as a member of the electric power industry, insisted on the importance of taking highly precautionary protective measures against earthquakes and tsunamis. (wikipedia.org)

Fires broke out at the Onagawa plant, and there were explosions at the Fukushima Daiichi plant. (howstuffworks.com)

On March 11 2011, one of the biggest quakes on record touched off a massive tsunami, killing more than 18,000 people and setting off catastrophic meltdowns at the Fukushima Daiichi nuclear plant. (breakingnews.ie)

Then there are the most intrepid of them all: the workers at the Fukushima plant. (thediplomat.com)
Second hydrogen explosion in three days rocked a Japanese nuclear plant Monday, sending a massive cloud of smoke into the air and injuring 11 workers. (mbtmag.com)
The woman spoke to the network on the condition of anonymity because plant workers had been asked by management not to communicate with the media or share details with family members in order to minimise panic. (dailymail.co.uk)
It it has emerged that the U.S. is readying a team of nuclear workers to fly out to the stricken plant. (dailymail.co.uk)
An American recruitment firm - Bartlett Nuclear based in Massachusetts - is seeking qualified workers with a valid passport and a family willing to let them work in a highly radioactive zone. (dailymail.co.uk)

A nuclear power plant in Byron, Illinois. (uchicago.edu)

Anatomy2

Organisms2

Diseases3

Chemicals and Drugs12

Analytical, Diagnostic and Therapeutic Techniques and Equipment5

Phenomena and Processes4

Disciplines and Occupations1

Anthropology, Education, Sociology and Social Phenomena1

Technology, Industry, Agriculture3

Humanities2

Named Groups1

Health Care14

Geographicals3

Reactors41

Reactor21

Earthquake and tsunami7

TEPCO11

Restart4

Regulation Authority4

Plant's1

Ibaraki Prefecture1

Miyagi10

Japan's Nuclear and In2

Tokai5

Fuel rods3

Disaster13

World's2

Tohoku9

Magnitude4

Fission3

Daini2

IAEA2

20204

Japan13

Hydro1

20233

Radiation5

Fukushima Prefecture3

Closer1

Quake3

Kilometers2

Kilometres1

Station11

Tōhoku1

Commercial nuclear1

Renewable energy2

Risks2

Withstand2

Accident3

Solar2

Meltdown at the plant2

Refuge1

Asahi Shimbun1

Exclusion zone1

Regulatory Commission1

Closest nuclear1

Safety13

Earthquakes1

Explosions1

Meltdowns1

Workers5

Byron1