Explosive sound at Fukushima Daiichi nuclear power plant 1



According to NHKFukushima Daiichi nuclear power plant No. 1 with a high possibility of meltdownIn the interview by the Chief Cabinet Secretary at the prime minister's official residence, the Nuclear and Industrial Safety and Security Seminar was also held at the prime minister's official residence saying that an explosion sound was heard and things like smoke came out.

Details are as below.
2011/03/12 16: 55
According to NHK, explosion sounds are heard, and things like smoke were out.

2011/03/12 16: 57
Asahi.com (Asahi Shimbun): Explosive sound smoke confirmed from Fukushima Daiichi nuclear power plant Unit 1, employee injury - Society

According to the Tokyo Electric Power Fukushima Office, an explosion sound called Don was emitted around 3:30 PM at Unit 1 of Fukushima Daiichi Nuclear Power Plant. Smoke was confirmed after 10 minutes. This caused several employees to be injured. We must carefully investigate what causes this to happen and what effect it will bring.


2011/03/12 16: 59
Explosive sound, white smoke rises at Fukushima Daiichi nuclear power plant 1: Society: YOMIURI ONLINE (Yomiuri Shimbun)

According to the Fukushima prefectural police, explosion sounds are heard at Unit 1 of Fukushima Daiichi Nuclear Power Station, and things like smoke are out.

Smoke is the momentum covering the entire power plant.


2011/03/12 17: 03
Explosive sound and smoke at Fukushima Daiichi nuclear NHK News

According to the Ministry of Economy, Trade and Industry's Nuclear and Industrial Safety Agency and NISA, at the Fukushima Daiichi Nuclear Power Station, around 4 p.m. on the 12th, "I heard something like smoke after I heard" explosion "around Unit 1 Information received from people who were in the nuclear power plant. The Nuclear and Industrial Safety Agency is investigating the situation by saying "I do not know yet detailed things".


2011/03/12 17: 05
Explosive sound at Fukushima Daiichi nuclear power plant No. 1 TEPCO, detailed confirmation rushed: Nihon Keizai Shimbun

According to the Tokyo Electric Power Company Fukushima Office, a noise of "Dawn" took place around the first Fukushima Daiichi nuclear power plant around 3:30 pm on the 12th. After 10 minutes, I confirmed white smoke. There is a possibility that two or three workers are nearby. The office is in a hurry to confirm details.


2011/03/12 17: 12
According to NHK, it turned out that the outer wall of Unit 1 had disappeared.


2011/03 / 12 17: 15
Explosion sound injuries at Fukushima Daiichi Nuclear People NHK News

TEPCO Fukushima Office gave a press conference, "There was an explosion sound at around 3:30 PM in the vicinity of the Fukushima Daiichi nuclear power plant, information that the thing like white smoke could be seen in 10 minutes later was entered. People are injured. " Also, Fukushima Prefecture Police Headquarters is proceeding with checking information.


2011/03/12 17: 22
The Nuclear and Industrial Safety Agency is expected to hold a news conference shortly.

2011/03 / 12 17: 26
According to NNN, the Nuclear and Industrial Safety Agency postponed the interview. He said he would consult with the Prime Minister's Office. Below are the images of the explosion. There is a possibility of the ceiling collapse of the building.


2011/03 / 12 17: 32
Explosion sound injuries at Fukushima Daiichi Nuclear People NHK News

Looking at the image of the current Fukushima Daiichi Nuclear Power Plant, it seems that an explosion has occurred at the place where Unit 1 was located, and the building's outer wall seems to be gone. The Nuclear and Industrial Safety Agency and NISA inquire about the situation by saying "I do not know the details yet" and decide to announce the content soon after opening a news conference. According to the contact entered at the head office of Tokyo Electric Power Company, it is not known from around 3:36 pm on the 12th that the building with the nuclear reactor or the turbine building, but there is a big tremor of the direct type, the sound of the dawn is heard and the white smoke It is said that it went up. It is said that 4 people including 2 employees who worked on restoring the plant and 2 partners were injured and brought to the hospital. According to the Fukushima Regional Meteorological Observatory, we observe a weak wind in the south-southeast at 4 pm at the observation point of Fukushima prefecture Hiroko Town in the south of Fukushima Daiichi Nuclear Power Station. According to the meteorological observatory, the wind direction will change to the west toward the evening from now on and it is expected to blow from the land side towards the sea.


2011/03/12 17:33
Tohoku earthquake big earthquake: explosion in Fukushima No. 1 nuclear power plant No. 1 injured 4 people injured - every day jp (Mainichi Newspaper)

Tokyo Electric Power Company (KEPCO) announced on December 12 at 1:30 pm Fukushima Daiichi nuclear power plant about 3:36 pm on the same day, a large sway was sensed just under the reactor building, and immediately after that, white smoke was raised along with the explosion sound. A total of four employees of the company and two employees of a cooperating company who was in the restoration work were injured and receiving treatment at the hospital.


【East Japan great earthquake】 Explosion at Fukushima No. 1 nuclear power plant 4 people Explosion of hydrogen gas - MSN Sankei News

Tokyo Electric Power Company announced on December 12 that four people were injured as there was an explosion at Unit 1 Fukushima Daiichi nuclear power plant building. In Tomioka-cho, Fukushima Prefecture, "It seems there was an explosion of hydrogen gas for cooling, it is said that it is investigating in detail."


2011/03/12 17: 40
According to NHK, we observed 1015 micro sievert at 1:29 p.m. near the main gate on the mountain side of Fukushima Daiichi Nuclear Power Plant in 1 hour. This is equivalent to the amount you usually receive in a year.

2011/03/12 17: 46
High radiation NHK news at nuclear site boundary

According to Fukushima Prefecture, radiation was observed at the boundary of the site of the Fukushima Daiichi Nuclear Power Station and the value was 1015 microsievert per hour. This value corresponds to the amount of radiation that the general public receives in a single year in an amount of one hour and the country is about twice as high as the standard that obligates the electric company to report emergency based on the law It is that strength.


2011/03/12 17: 47
A press conference began at the prime minister 's official residence.


2011/03 / 12 17: 49
Asahi.com (Asahi Shimbun): Tomioka Town citizen all 16,000 people, evacuate town Fukushima Daii Nuclear Power - Society

In Tomioka Town, Fukushima Prefecture, where the Fukushima Dai-ichi NPS is located, about 16,000 townspeople were to be evacuated outside the town. According to the town office, we secured the evacuation destination in Kawachi village next door, called for evacuation with disaster prevention radio and transported to evacuation center by bus.


2011/03 / 12 17: 58
Asahi.com (Asahi Shimbun): Nuclear Safety and NISA postpones the press conference "After aggregating information" - Society

Nuclear safety and NISA postponed a press conference scheduled for 5:15 pm on 12th regarding the explosion that seemed to have been the first nuclear power plant of TEPCO Fukushima Daiichi nuclear power plant. A spokeswoman told reporters, "We are coordinating with the prime minister's official residence and we will have a meeting after we gather information, which is a very tough situation."


Asahi.com (Asahi Shimbun): Okuma Town citizen all 11 thousand people to evacuate town Fukushima Daiichi nuclear plant - society

About 11,000 people in Okuma Town, Fukushima Prefecture, which has the Fukushima Daiichi nuclear plant, ordered to evacuate outside the town. From the early morning, the minibus transported the townspeople to adjacent Tamura city by piston transport. A woman official at the town office said, "The damage of the tsunami was really terrible, it was really hard ... ...". Tamura decided to open 20 public facilities as a residence of Okuma Town People.


2011/03/12 18: 02
The Nuclear and Industrial Safety and Security Seminar meeting began.


2011/03/12 18: 04
Asahi.com (Asahi Shimbun): Chief Cabinet Secretary Edo "Explosion at Fukushima Daiichi Nuclear Power Plant" - Society

Chief cabinet secretary Yukio Edano confirmed the explosion at TEPCO Fukushima Daiichi Nuclear Power Station Unit 1 at a press conference from 6 pm on the 12th. In order to secure the safety of the surrounding residents, we issued an evacuation order to the residents within 10 km radius for Fukushima Dai 2 Nuclear Power Station as well. Mr. Edano appealed, "Government, Tokyo Electric Power Company, Nuclear Power Security Safety Agency, and Safety Commission serve perfect measures, so please respond calmly."


Fukushima No. 2 nuclear power plant: expanding to 10 km radius evacuation Chief cabinet secretary - interview every day jp (Mainichi Shimbun)

There was an explosion around 3:36 pm on Friday at Fukushima No. 1 nuclear power plant No. 1. Chief cabinet secretary Yukio Edano announced on the same afternoon that it announced that it had expanded the evacuation instructions issued within the 3 kilometer radius of the second nuclear plant within 10 kilometers. Minato said, "We are making every effort to safeguard the surrounding residents."


Some explosive event at Fukushima Daiichi Nuclear ... Chief Cabinet Secretary: Society: YOMIURI ONLINE (Yomiuri Shimbun)

Chief Cabinet Secretary Minato Edano stated at the press conference on the evening of 12th that "Although it has not been confirmed that it is a nuclear reactor itself, it is reported to be some kind of explosive phenomenon" about the situation occurred around TEPCO Fukushima Daiichi nuclear plant , "Currently, Prime Minister Kan, Osamu Ohata and Minister of Economy, Trade and Industry, and experts, we are doing our utmost to grasp the situation and respond to analysis."

Regarding radioactivity "I believe that it is within the range of expectations, but I am trying to grasp radioactive substances, and I am doing everything to ensure the safety of the surrounding residents."

In addition, in order to ensure thoroughness, the Fukushima Dai 2 Nuclear Power Plant also decided to extend the target area for evacuation instructions from a radius of 3 kilometers to 10 kilometers.


2011/03/12 18: 09
Asahi.com (Asahi Shimbun): Confirm high level radiation dose Fukushima Daiichi Nuclear Power Plant, just before the explosion sound - Society

According to Tokyo Electric Power Company, the radiation dose of 569 microsievert / hour was confirmed at 3:29 p.m., 1015 microsievert / hour, 3:31 pm near Fukushima No. 1 nuclear power plant No. 1 . Tokyo Electric Power Co. said that there was a big tremor and explosion sound near Unit 1 at around 3:36 pm.


2011/03/12 18: 18
It was not an exaggeration to say that there was no disclosure of any specific information on what is going on as a result of the conference by the government and the Nuclear and Industrial Safety Agency. NHK is also in a state of having to wait for the next information in the state of having a relay broadcasting in the middle of the press conference, but it is unknown when it will be around.

2011/03/12 18: 28
Asahi.com (Asahi Shimbun): TEPCO judges that the radiation dose abnormally increases Fukushima Daiichi Nuclear Power - Society

Tokyo Electric Power Company announced that "specific events" (site boundary radiation dose abnormally increased) based on the Nuclear Emergency Preparedness Measures Law occurred because the radiation dose at the site boundary exceeded the limit at Fukushima Daiichi Nuclear Power Station, I judged at 17 minutes. According to TEPCO, the limit is 500 microsievert / hour, but it has confirmed 1015 microsievert / hour at 3:29 pm.


800 people within 10 km residual information NHK News

I would like to quickly consider countermeasures ... Nuclear Safety and NISA: Society: YOMIURI ONLINE (Yomiuri Shimbun)

The Nuclear and Industrial Safety Agency of Nuclear and Industrial Safety Agency of the Ministry of Economy, Trade and Industry announced at a press conference on the evening of 12th, "At explosion at Unit 1 of Fukushima Daiichi nuclear power plant explosion occurred at around 3:36 pm on the turbine building with pitching and TEPCO We have been informed. "

As for details, "Since specific information has not been obtained at the present time, I would like to collect information and analyze it and promptly consider specific countermeasures."


2011/03/12 18: 35
NISA "No specific information" NHK News

The Nuclear and Industrial Safety Agency of Nuclear and Industrial Safety Agency of the Ministry of Economy, Trade and Industry opened a press conference since 6:00 pm, but on the issue of explosion at the Fukushima Daiichi Nuclear Power Station and white smoke rose, "specific information We have not gotten anything and are striving to gather information. "

A person in charge of the Nuclear and Industrial Safety Agency, who was in a news conference, said, "Firstly, it was said that there was an explosion at the nuclear reactor building and turbine building of Fukushima Daiichi Nuclear Power Station Unit 1 at 3:36 pm Tuesday from TEPCO There was a report, I have not gotten any specific information and I am trying to gather information. " Also, concerning the problem of explosion sound and white smoke rising, "Although we are gathering specific information now, since concrete things have not been obtained, we will investigate at what point radiation is confirmed at what point in the future I said "I would like people to evacuate and evacuate according to instructions from local governments" regarding the evacuation guidance.


Radiation medical support team waiting NHK News

The National Institute of Radiological Sciences in Chiba City prepares for emergency situations where radioactive substances from the Fukushima Daiichi Nuclear Power Station leak out, "Emergency Exposure Medical Assistance Team" REMAT "consisting of specialist doctors, nurses, and radiologists Was dispatched. The support team who departed by the helicopter of the SDF at 8:10 am is waiting at the nuclear disaster countermeasure center which is about 5 kilometers away from the Fukushima Daiichi nuclear power plant.


2011/03/12 18: 59
Even in the US paper New York TimesWith picturesIt seems that it is covered in.

Japan Expands Evacuation Around Nuclear Plant - NYTimes.com

2011/03/12 19: 05
Evacuation instructions within 20 kilometers of both Fukushima Dai-ichi and second nuclear power plants.

2011/03/12 19:07
Asahi.com (Asahi Shimbun): NISA "High possibility of fuel melting of nuclear reactor" Fukushima Daiichi Nuclear Power - Society

· Continued
BBC releases a movie at the moment of explosion of Fukushima Daiichi nuclear power plant Unit 1

in Note, Posted by darkhorse