Nuclear Meltdown Watch

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Re: Nuclear Meltdown Watch

Postby hanshan » Tue Nov 22, 2011 6:59 pm

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this seems a very conservative estimate -
more probable is 90% of the landmass
was blanketed
grim

http://enenews.com/govt-over-30000-sq-km-in-japan-blanketed-by-radiation-almost-40-times-more-than-science-ministry-claimed-in-may


Gov’t: Over 30,000 sq. km in Japan “blanketed by radioactive caesium”


Radiation covers 8pc of Japan, Australian Broadcasting Corporation, November 22, 2011:

Japan’s science ministry says 8 per cent of the country’s surface area has been contaminated by radiation from the crippled Fukushima nuclear plant.

It says more than 30,000 square kilometres of the country has been blanketed by radioactive caesium.

The ministry says most of the contamination was caused by four large plumes of radiation spewed out by the Fukushima nuclear plant in the first two weeks after meltdowns.

The government says some of the radioactive material fell with rain and snow, leaving the affected areas with accumulations of more than 10,000 becquerels of caesium per square metre. [...]

That’s a bit higher than the number stated well after the “four large plumes of radiation” deposited the contamination: “The total area contaminated with radiation from the Fukushima No. 1 nuclear power plant is estimated at about 800 square kilometers, or about 40 percent the size of Tokyo, according to a radiation map created by the science ministry and U.S. Department of Energy.” (Asahi)


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Re: Nuclear Meltdown Watch

Postby hanshan » Wed Nov 23, 2011 8:27 am

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Why not?

http://enenews.com/will-california-close-all-nuclear-plants-in-2012-secretary-of-state-approves-ballot-initiative-targeting-diablo-canyon-and-san-onofre-similar-idea-worked-in-89

Will California close all nuclear plants in 2012? Secretary of State approves ballot initiative targeting Diablo Canyon and San Onofre — Similar idea worked in ’89


Ballot Initiative to Close Nuclear Plants Gets Go-Ahead for Signature Collection, San Clemente
Times by Stacie N. Galang, Nov 22, 2011:


California’s Secretary of State approved a ballot initiative November 18 that seeks the closure of San Onofre Nuclear Generating Station and the Diablo Canyon plant.

The initiative was filed by Ben Davis Jr. [who] drafted this and an earlier petition that led to the closure of the Rancho Seco power plant in June 1989.

As drafted, the latest initiative parallels existing state law prohibiting the creation of new nuclear plants until the federal government finds a solution to dispose of radioactive nuclear waste and reprocess spent fuel rods. If enacted, the initiative would essentially shut down the state’s two remaining nuclear plants by stopping them from creating additional waste until a federal solution arrives. [...]

Davis has until April 16, 2012 to collect the 504,760 needed signatures to allow the initiative to go the voters in the fall presidential election. He expected to start the signature drive after the Thanksgiving weekend.



edited to add notice of ballot initiative inadvertently shaved off


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Re: Nuclear Meltdown Watch

Postby hanshan » Wed Nov 23, 2011 8:44 am

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Of course, there's always Hanford (bold added)

http://enenews.com/high-level-whistleblower-plutonium-may-cause-explosion-at-washington-nuclear-facility-consequences-could-be-dire-warns-design-manager

High-level whistleblower: Plutonium may cause explosion at Washington nuclear facility — Design manager warns of ‘dire’ consequences


The U.S. Energy Department may not have adequately responded to safety questions and allegations of retaliation against whistle-blowers at a nuclear-waste treatment plant in Washington state, Representative Edward Markey said. [...]

Hydrogen Bubbles

Walt Tamosaitis, a research manager at the treatment plant, was demoted after alerting Energy Department contractors in 2010 about his concerns that improper treatment of high-level waste might cause plutonium to settle and hydrogen-gas bubbles might form, leading to an explosion, according to Markey’s letter.

The agency “seems to be more interested in paying contractor fees than in paying attention to safety concerns or to those who are disciplined for raising them,” Markey said today in a statement. [...]

Listen to a report featuring Tamosaitis’ ordeal here: http://www.kuow.org/mp3high/mp3/News/20 ... K_Tamo.mp3

Now he shares an office in the basement with a production printer
Used to direct $500 million budget
53 million gallons of radioactive waste stored in aging underground tanks
Security badge striped, escorted out of building
Feds and contractors safety culture is broken
If things go wrong in mixing vessels, consequences could be dire
Allegations strongly backed up by federal safety board
A very high-level manager



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Re: Nuclear Meltdown Watch

Postby Nordic » Wed Nov 23, 2011 1:04 pm

Wow. This is like Sasha Faal stuff. Only it isn't.

its not Faal, is it? He/she hasn't taken over that website somehow? One can only hope.
"He who wounds the ecosphere literally wounds God" -- Philip K. Dick
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Re: Nuclear Meltdown Watch

Postby hanshan » Wed Nov 23, 2011 5:29 pm

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Nordic wrote:Wow. This is like Sasha Faal stuff. Only it isn't.

its not Faal, is it? He/she hasn't taken over that website somehow? One can only hope.


No, it's not Faal. Just the bleak reality of nuclear catastrophe.


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Re: Nuclear Meltdown Watch

Postby hanshan » Wed Nov 23, 2011 5:34 pm

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this can't be good

http://enenews.com/just-in-via-ap-strong-quake-hits-near-fukushima-nuclear-site


JUST IN via AP: Strong quake hits near Fukushima nuclear site


Magnitude-5.9 quake hits near Japan nuclear site, AP, Nov. 23, 2011 at 3:10 pm ET:


A strong earthquake struck Thursday morning near the Japan nuclear power plant hit by a powerful tsunami earlier this year. There were no immediate reports of damage or injuries.

The U.S. Geological Survey said the magnitude-5.9 quake struck shortly before 4:30 a.m. local time. It hit 62 miles (101 kilometers) east of the Fukushima Dai-ichi nuclear power plant. The quake struck at a depth of 23 miles (37 kilometers).



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Re: Nuclear Meltdown Watch

Postby hanshan » Wed Nov 23, 2011 5:40 pm

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So - it comes to this: they haven't a clue what to do


http://enenews.com/fukushima-worker-there-is-nothing-left-to-do-no-idea-how-to-manage-leaking-reactors-tepco-begins-reducing-of-workers


Fukushima Worker: Nothing left we can do — Zero plan/idea how to manage leaking reactors — Tepco begins reducing # of workers


Fukushima worker confesses “There is nothing left that we could do”, Fukushima Diary by Mochizuki, November 23, 2011 (Emphasis Added):



This Fukushima worker (Twitter account Happy20790) tweets useful information daily. [...]

In short, he says Tepco started reducing the number of workers because they can not do anything for the reactors anymore. [...]

He explains, the next thing to do is to check the state of container vessels pressure vessels, define the actual point of the leakage of contaminated water, and action to stop the leakage, but there is zero plan / idea how to manage it.

The interiors of the buildings are extremely radioactive and nobody can officially go into reactor 3 [...] The only thing they can do is to analyze the gas from inside of the container vessels.

Thus nothing can be done by human anymore. They can only clean debris, take away broken operation floor, maintain the water purifying system, setting new tanks etc..



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Re: Nuclear Meltdown Watch

Postby hanshan » Wed Nov 23, 2011 5:46 pm

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http://enenews.com/report-49-million-bqm%C2%B2-of-cesium-in-namie-machi-33-times-higher-than-most-contaminated-level-set-after-chernobyl-detected-over-20km-from-fukushima-plant


Report: 49 Million+ Bq/m² of cesium in Namie machi — 33 times higher than most contaminated level set after Chernobyl — Detected over 20km from Fukushima plant

“Result shows the worst contaminated area in Fukushima is 33 times worse than Chernobyl”
“It proves Fukushima is something nobody has ever gone through”
“In Chernobyl, area contaminated worse than 1,480,000 bq/m² was defined as the worst red zone, ‘immediate mandatory evacuating area’”
“Fukushima is ‘the next level’ of Chernobyl apparently”


Survey via Japan’s Ministry of Education, Culture, Sports, Science and Technology
Soil conttamination data taken from June 1 – Nov. 22
760,000 Bq/kg (equal to 49,400,000 Bq/m²) of radioactive cesium was detected in Namie machi, 22km northwest of Fukushima meltdowns



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Re: Nuclear Meltdown Watch

Postby hanshan » Sun Nov 27, 2011 5:54 pm

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http://enenews.com/asahi-govt-survey-shows-fukushima-fallout-has-spread-throughout-japan-now-confirmed-at-okinawa-1700-km-away

Asahi: Gov’t survey shows Fukushima fallout has spread throughout Japan — Now confirmed at Okinawa 1,700 km away


Cesium from Fukushima plant fell all over Japan, AJW by The Asahi Shimbun, Nov. 26, 2011:


Radioactive substances from the crippled Fukushima No. 1 nuclear power plant have now been confirmed in all prefectures, including Uruma, Okinawa Prefecture, about 1,700 kilometers from the plant, according to the science ministry.

The ministry said it concluded the radioactive substances came from the stricken nuclear plant because, in all cases, they contained cesium-134, which has short half-life of two years. [...]

But the Ministry of Education, Culture, Sports, Science and Technology’s survey results released on Nov. 25 showed that fallout from the Fukushima plant has spread across Japan. [...]

The ministry also said Nov. 25 that it will conduct aerial measurements of cesium accumulations in soil in regions outside the 22 prefectures starting next year. That is because small amounts of cesium have been detected in dust deposits in Hokkaido and western Japan.

Survey details:

Included the cumulative densities of radioactive substances in dust that fell into receptacles from March – June.
No figures were available for Miyagi and Fukushima prefectures, where the measurement equipment is said to have been not operating.
Only one measurement station was used for each of the other 45 prefectures.

More to come…



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Re: Nuclear Meltdown Watch

Postby hanshan » Sun Nov 27, 2011 6:00 pm

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http://enenews.com/mainichi-decontamination-workers-not-showing-up-worried-about-health-went-from-33-companies-down-to-2-radiation-levels-persisting-expected-to-take-much-longer

Mainichi: Decontamination workers not showing up, worried about health — Went from 33 companies down to 2 — Radiation levels persisting — Expected to take much longer



Decontamination work at homes in Fukushima not going well as radiation lingers, The Mainichi Daily News, Nov. 25, 2011 (Emphasis Added):


Work to decontaminate homes and yards in a district here is not proceeding as hoped, as radiation levels persist and decontamination workers worried about their health stay away.
The city began decontamination work in the Onami district [57 km / 35 mi. from Fukushima meltdowns] on Oct. 18.
Originally, there was a plan to complete decontamination work on all 367 households in the district by the end of the year, but decontamination work is now expected to take much longer.
Thirty-three companies were originally planned to take part, but due to fears about worker safety, most canceled and only two companies joined the work when it started in October.
A man in his 60s who lives in the area said, “I was hoping decontamination work would finish before the snow fell. There’s been no explanation of why things have been put off, and I’ve become more distrustful.”
Six homes were monitored where decontamination was carried out There was an average drop of:

70 percent for front of entrances
70 percent for gravel parking spots
30 percent drop for roofs
25 percent drop for asphalt in the yard
22 percent drop for second floor interior



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Re: Nuclear Meltdown Watch

Postby hanshan » Mon Nov 28, 2011 5:52 pm

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These numbers are so astounding. It would appear the groundwater is already contaminated
& the Pacific next.

http://enenews.com/asahi-govt-funded-researchers-have-sounded-the-alarm-calling-for-immediate-monitoring-175-billion-becquerels-flow-per-day-in-just-one-river-in-one-city-60-km-from-meltdowns

Asahi: Gov’t funded researchers “have sounded the alarm” — Calling for “immediate” monitoring — 175 Billion becquerels flow PER DAY in just one river in one city 60 km from meltdowns

Cesium levels hit tens of billions of becquerels at river mouth, AJW by The Asahi Shimbun, November 25, 2011 (Emphasis Added):

Researchers have sounded the alarm over river water containing cesium levels at tens of billions of becquerels a day flowing into the sea near Fukushima Prefecture
They called for immediate and continued monitoring of the situation.
The daily radiation levels are equivalent to the total of amount of cesium in low-level contaminated water released into the sea in April by TEPCO
50 Billion Becquerels of Cesium Per Day… Outside Fukushima Prefecture

The Abukumagawa river runs [...] near Koriyama and Fukushima [60 km west of meltdowns...] and flows into the Pacific Ocean at Iwanuma in Miyagi Prefecture.
The researchers estimated the level for cesium-137 at 29.1 billion becquerels a day and that for cesium-134 at 23.4 billion becquerels a day–both at the mouth of the river
Cesium levels are lower at the mouth of the river
Even Higher in Date

The estimated levels near Date [60 km NW of meltdowns], a city situated at the middle reaches of the river, were 92.5 billion becquerels a day for cesium-137 and 83.8 billion becquerels a day for cesium-134.

Happening Now & Later

Yosuke Yamashiki, associate professor of environmental engineering at
Kyoto University… “The inflow will likely continue for some time. But
the content can be reduced”
The researchers said cesium is continuing to contaminate the river water after it fell to the the ground in the watershed area and was carried into the river by rainfall
More cesium could contaminate the river during decontamination operations and tilling of rice paddies in preparation for transplanting young rice plants, they added

Other Study Information

The monitoring was commissioned by Japan’s science ministry
Cesium tends to accumulate in areas where there is a dam


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Re: Nuclear Meltdown Watch

Postby hanshan » Mon Nov 28, 2011 5:59 pm

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http://enenews.com/tepco-reveals-reactor-no-2-temperature-has-gone-over-scale-unusual-atmosphere-at-press-conference-japan-journalists-suspicious-something-crucial-is-being-hidden-video

Report: TEPCO reveals Reactor No. 2 temperature has gone “over scale” — “Unusual atmosphere” at press conference — Japan journalists suspicious something crucial is being hidden (VIDEO)


Unusual Events?

“Today Tepco started their press conference 20 mins late, which is unusual … They did not even prepare documents to explain the current situation of the reactors.”
“Considering the unusual atmosphere of Tepco at the press conference, Japanese journalists are suspecting they are hiding something crucial again.”
TEPCO on Triple Temperature Troubles

1) Reactor No. 2

The gas pressure controlling room temperature has gone over scale, in the suppression chamber
Because the temperature has gone too high, the heat gauge is inaccurate
They say other 2 heat gauges are indicating normal temperature, but they are about 100 meters away
The area is extremely radioactive, so no one can get close to check, fix, or replace heat gauge
3) Reactor No. 2

Dry well of container vessel is unusually heated
Nov. 27 at At 11:00 am JST, a heat gauge at the point indicated 85.3 C
However, Tepco state there is no problem because other 5 heat gauges around that point show 65~69C, which is usual, so the heat gauge has gone out of order
Yet this is just at the same time as Trouble No. 2 above?
The heat gauge is also in a highly radioactive area so they are unable to get close enough to check, fix, or replace
3) Reactor No. 3

The water cooling system is not properly working
Water coming into the system and coming out of the system shows similar temperature
They assume it is because a valve was turned off
Nov. 19 was the last time it was checked
They don’t know why the valve got turned off


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Re: Nuclear Meltdown Watch

Postby hanshan » Mon Nov 28, 2011 6:12 pm

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http://enenews.com/nuke-industry-report-explosions-fukushima-units-1-3-4-caused-additional-inventory-nuclear-rods-be-lost-spent-fuel-pools


US nuke industry report: Explosions at Fukushima Units 1, 3, 4 may have caused inventory (nuclear rods) to be lost from spent fuel pools — “Debris” on ground near Unit 3 was extremely radioactive after blast

“Hydrogen explosions in the units 1, 3, and 4 reactor buildings, coupled with the loss of the blowout panel in Unit 2, resulted in the SFPs of all units being exposed to atmosphere. The explosions may have also caused additional inventory to be lost from the pools.”
“A large hydrogen explosion occurred in the Unit 3 reactor building at 1101 on March 14 […] Debris on the ground near the unit was extremely radioactive“
Yet the report contradicts itself in the conclusion to section 4.5 Spent Fuel Pools, “Subsequent analyses and inspections determined [...] that no significant fuel damage had occurred.”

Document link: fukushima report.pdf

See also: Highly radioactive pieces from the spent fuel pools were blown up to a mile away

New York Times by James Glanz and William J. Broad, April 5, 2011:

“The [confidential U.S.] document also suggests that fragments or particles of nuclear fuel from spent fuel pools above the reactors were blown “up to one mile from the units,” and that pieces of highly radioactive material fell between two units and had to be “bulldozed over,” presumably to protect workers at the site.”

“The ejection of nuclear material, which may have occurred during one of the earlier hydrogen explosions, may indicate more extensive damage to the extremely radioactive pools than previously disclosed.”






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Re: Nuclear Meltdown Watch

Postby hanshan » Mon Nov 28, 2011 6:19 pm

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Sometimes, it's just too late...

http://enenews.com/major-us-paper-time-to-quit-nuclear-power-altogether-threatens-the-very-existence-of-human-civilization-as-we-know-it

Major US Paper: Time to quit nuclear power altogether — “Threatens the very existence of human civilization as we know it”

Fukushima fallout: time to quit nuclear power altogether, Christian Science Monitor by Lester R. Brown and Yul Choi, November 28, 2011:


Experience in northern Japan illustrates that even incremental investment in nuclear power threatens human civilization. The Fukushima disaster should once and for all drive global society away from nuclear power, and toward renewable energy. [...]

Nuclear power simply isn’t economical when you factor the impact of indirect expenses and fees, and thus can’t compete in an open, unsubsidized market for electricity. More often than not, in fact, taxpayers are forced to foot the bill for radioactive waste disposal and storage. Costs for insurance coverage of nuclear energy facilities have become astronomical. And the costs to shutter a nuclear plant after it has passed its life expectancy nearly equal the construction costs of building the plant in the first place. [...]

We fully realize this is a radical thought for many, but our experience in northern Japan illustrates that even incremental investment in nuclear power threatens the very existence of human civilization as we know it. The Fukushima disaster – which now stands, at least in Japan, as a new generation’s Hiroshima and Nagasaki – should once and for all drive global society firmly down a nuclear-free energy path.

Lester R. Brown is a US environmental analyst, founder of the Worldwatch Institute, and president of the Earth Policy Institute in Washington, D.C. Yul Choi is founder and president of the Korea Green Foundation. He was awarded the Goldman Environmental Prize in 1995 for the movement against toxic and nuclear contamination.



edited once to reformat

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Re: Nuclear Meltdown Watch

Postby hanshan » Mon Nov 28, 2011 7:55 pm

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an older article well worth reading

http://www.rollingstone.com/politics/news/america-s-nuclear-nightmare-20110427?print=true


America’s Nuclear Nightmare

The U.S. has 31 reactors just like Japan’s — but regulators are ignoring the risks and boosting industry profits


by: Jeff Goodell


Entergy Nuclear via the NRC


Five days after a massive earthquake and tsunami struck Japan, triggering the worst nuclear disaster since Chernobyl, America's leading nuclear regulator came before Congress bearing good news: Don't worry, it can't happen here. In the aftermath of the Japanese catastrophe, officials in Germany moved swiftly to shut down old plants for inspection, and China put licensing of new plants on hold. But Gregory Jaczko, the chairman of the Nuclear Regulatory Commission, reassured lawmakers that nothing at the Fukushima Daiichi reactors warranted any immediate changes at U.S. nuclear plants. Indeed, 10 days after the earthquake in Japan, the NRC extended the license of the 40-year-old Vermont Yankee nuclear reactor — a virtual twin of Fukushima — for another two decades. The license renewal was granted even though the reactor's cooling tower had literally fallen down, and the plant had repeatedly leaked radioactive fluid.

Photo Gallery: See America's Worst Nuclear Plants

Perhaps Jaczko was simply trying to prevent a full-scale panic about the dangers of U.S. nuclear plants. After all, there are now 104 reactors scattered across the country, generating 20 percent of America's power. All of them were designed in the 1960s and '70s, and are nearing the end of their planned life expectancy. But there was one problem with Jaczko's testimony, according to Dave Lochbaum, a senior adviser at the Union of Concerned Scientists: Key elements of what the NRC chief told Congress were "a baldfaced lie."

This article appears in the May 12, 2011 issue of Rolling Stone. The issue is available now.

Lochbaum, a nuclear engineer, says that Jaczko knows full well that what the NRC calls "defense in depth" at U.S. reactors has been seriously compromised over the years. In some places, highly radioactive spent fuel is stockpiled in what amounts to swimming pools located beside reactors. In other places, changes in the cooling systems at reactors have made them more vulnerable to a core meltdown if something goes wrong. A few weeks before Fukushima, Lochbaum authored a widely circulated report that underscored the NRC's haphazard performance, describing 14 serious "near-miss" events at nuclear plants last year alone. At the Indian Point reactor just north of New York City, federal inspectors discovered a water-containment system that had been leaking for 16 years.

Read Jeff Goodell on the Gulf oil spill, one year later

As head of the NRC, Jaczko is the top cop on the nuclear beat, the guy charged with keeping the nation's fleet of aging nukes running safely. A balding, 40-year-old Democrat with big ears and the air of a brilliant high school physics teacher, Jaczko oversees a 4,000-person agency with a budget of $1 billion. But the NRC has long served as little more than a lap dog to the nuclear industry, unwilling to crack down on unsafe reactors. "The agency is a wholly owned subsidiary of the nuclear power industry," says Victor Gilinsky, who served on the commission during the Three Mile Island meltdown in 1979. Even President Obama denounced the NRC during the 2008 campaign, calling it a "moribund agency that needs to be revamped and has become captive of the industries that it regulates."

In the years ahead, nuclear experts warn, the consequences of the agency's inaction could be dire. "The NRC has consistently put industry profits above public safety," says Arnie Gundersen, a former nuclear executive turned whistle-blower. "Consequently, we have a dozen Fukushimas waiting to happen in America."

Read Rolling Stone's full political coverage

The meltdown in Japan couldn't have happened at a worse time for the industry. In recent years, nuclear power has been hyped as the only energy source that could replace coal quickly enough to slow the pace of global warming. Some 60 new nukes are currently in the works worldwide, prompting the industry to boast of a "nuclear renaissance." In his 2012 budget, President Obama included $54 billion in federal loan guarantees for new reactors — far more than the $18 billion available for renewable energy.

Without such taxpayer support, no new reactors would ever be built. Since the Manhattan Project was created to develop the atomic bomb back in the 1940s, the dream of a nuclear future has been fueled almost entirely by Big Government. America's current fleet of reactors exists only because Congress passed the Price-Anderson Act in 1957, limiting the liability of nuclear plant operators in case of disaster. And even with taxpayers assuming most of the risk, Wall Street still won't finance nuclear reactors without direct federal assistance, in part because construction costs are so high (up to $20 billion per plant) and in part because nukes are the only energy investment that can be rendered worthless in a matter of hours. "In a free market, where real risks and costs are accounted for, nuclear power doesn't exist," says Amory Lovins, a leading energy expert at the Rocky Mountain Institute. Nuclear plants "are a creation of government policy and intervention."

They are also a creation of lobbying and campaign contributions. Over the past decade, the nuclear industry has contributed more than $4.6 million to members of Congress — and last year alone, it spent $1.7 million on federal lobbying. Given the generous flow of nuclear money, the NRC is essentially rigged to operate in the industry's favor. The agency has plenty of skilled engineers and scientists at the staff level, but the five commissioners who oversee it often have close ties to the industry they are supposed to regulate. "They are vetted by the industry," says Robert Alvarez, a former senior policy adviser at the Energy Department. "It's the typical revolving-door story — many are coming in or out of jobs with the nuclear power industry. You don't get a lot of skeptics appointed to this job."

Jeffrey Merrifield, a former NRC commissioner who left the agency in 2007, is a case in point. When Merrifield was ready to exit public service, he simply called up the CEO of Exelon, the country's largest nuclear operator, and asked him for a job recommendation. Given his friends in high places, he wound up taking a top job at the Shaw Group, a construction firm that builds nuclear reactors — and he's done his best to return the favor. During the Fukushima disaster, Merrifield appeared on Fox News, as well as in videos for the Nuclear Energy Institute, the industry's lobbying group. In one video — titled "Former NRC Commissioner Confident That Building of New U.S. Nuclear Plants Should Continue" — Merrifield reassures viewers that the meltdown in Japan is no big deal. "We should continue to move forward with building those new plants," he says, "because it's the right thing for our nation and it's the right thing for our future."

Such cozy relationships between regulators and the industry are nothing new. The NRC and the utilities it oversees have engaged in an unholy alliance since 1974, when the agency rose from the ashes of the old Atomic Energy Commission, whose mandate was to promote nuclear power. "For political reasons, the U.S. wanted to show something good could come out of splitting the atom," says Robert Duffy, a political scientist at Colorado State University who has written widely about the history of nuclear power. "There was great pressure on the industry to get nuclear plants built quickly." With no effective oversight by the government, the industry repeatedly cut corners on the design and construction of reactors. At the Diablo Canyon plant in California, engineers actually installed vital cooling pipes backward, only to have to tear them out and reinstall them.

But even the lax oversight provided by the NRC was more than the industry could bear. In 1996, in one of the most aggressive enforcement moves in the agency's history, the NRC launched an investigation into design flaws at a host of reactors and handed out significant fines. When the industry complained to Sen. Pete Domenici of New Mexico, a powerful nuclear ally, he confronted the head of the NRC in his office and threatened to cut its funding by a third unless the agency backed off. "So the NRC folded their tent and went away," says Lochbaum. "And they've been away pretty much ever since."

The Japanese disaster should have been a wake-up call for boosters of nuclear power. America has 31 aging reactors just like Fukushima, and it wouldn't take an earthquake or tsunami to push many of them to the brink of meltdown. A natural disaster may have triggered the crisis in Japan, but the real problem was that the plant lost power and was unable to keep its cooling systems running — a condition known as "station blackout." At U.S. reactors, power failures have been caused by culprits as mundane as squirrels playing on power lines. In the event of a blackout, operators have only a few hours to restore power before a meltdown begins. All nukes are equipped with backup diesel generators, as well as batteries. But at Fukushima, the diesel generators were swamped by floodwaters, and the batteries lasted a mere eight hours — not nearly long enough to get power restored and avert catastrophe. NRC standards do virtually nothing to prevent such a crisis here at home. Only 11 of America's nuclear reactors have batteries designed to supply power for up to eight hours, while the other 93 have batteries that last half that long.

And that's just the beginning of the danger. Aging reactors are a gold mine for the power companies that own them. Nuclear plants are expensive to build but cheap to operate, meaning the longer they run, the more profitable they become. The NRC has done its part to boost profitability by allowing companies to "uprate" old nukes — modifying them to run harder — without requiring additional safety improvements. Vermont Yankee, for example, was permitted to boost its output by 20 percent, eroding the reactor's ability to cool itself in the event of an emergency. The NRC's own advisory committee on reactor safety was vehemently opposed to allowing such modifications, but the agency ultimately allowed the industry to trade safety for profit. "The NRC put millions of Americans at elevated risk," says Lochbaum.

Indeed, the NRC's "safety-last" attitude recalls the industry-friendly approach to regulation that resulted in the BP disaster in the Gulf of Mexico last year. Nuclear reactors were built to last only 40 years, but the NRC has repeatedly greenlighted industry requests to keep the aging nukes running for another two decades: Of the 63 applications the NRC has received for license extensions, it has approved all 63. In some cases, according to the agency's own Office of the Inspector General, NRC inspectors failed to verify the authenticity of safety information submitted by the industry, opting to simply cut and paste sections of the applications into their own safety reviews. That's particularly frightening given that some of America's most troubled reactors — including Davis-Besse in Ohio, where a football-size hole overlooked by NRC inspectors nearly caused a catastrophe in 2002 — are now pushing for extensions. "If history is any judge, the NRC is likely to grant them," says Gundersen, the former nuclear executive.

Even after a reactor is found to be at higher risk because of new information about earthquake zones — as is the case at Indian Point, located only 38 miles from New York City — the NRC has done little to bolster safety requirements. The agency's current risk estimate of potential core damage at the Pilgrim reactor in Plymouth, Massachusetts, is eight times higher than its earlier 1989 estimate — yet it has done little to require the plant to prepare for an earthquake, beyond adding a few more fire hoses and other emergency gear. The Diablo Canyon plant in California, which sits near one of the most active seismic zones in the world, is supposedly engineered to withstand a 7.5 earthquake. There's only one problem: Two nearby faults are capable of producing quakes of 7.7 or higher. Should it be shut down? "That's the kind of big question the NRC should be capable of answering," says Gilinsky, the former NRC commissioner. "Unfortunately, they are not."

The biggest safety issue the NRC faces with old nukes is what to do about the nuclear waste. At Fukushima, the largest release of radioactivity apparently came from the concrete pools where spent fuel rods, clad with a special alloy, are placed to cool down after they are used in the reactor. These spent rods are extremely hot — up to 2,000 degrees Fahrenheit — and need a constant circulation of water to keep them from burning up. But in America, most plants have no way of keeping the water circulating in the event of a power failure. Nor are the pools themselves typically housed in secure bunkers, because the NRC long considered it virtually impossible for the special alloy to catch fire. Fukushima proved them wrong. The earthquake damaged the systems that cooled the spent rods, allowing the water to drain out. The rods then heated up and the cladding caught fire, releasing cesium-137 and other radioactive particles. The rods were eventually cooled with seawater fired from water cannons and pumped in by firetrucks, but not before a significant amount of radiation had been released.

In theory, pools in the U.S. were only supposed to hold spent fuel rods for a short time, until they could be moved to a permanent disposal site at Yucca Mountain in Nevada. But the site has remained unfeasible despite two decades and $7 billion in research, prompting President Obama to finally pull the plug on it last year. That means tens of thousands of tons of irradiated fuel continue to sit in spent fuel pools at reactors across the country — America's largest repository of radioactive material. A release of just one-tenth of the radioactive material at the Vermont Yankee reactor could kill thousands and render much of New England uninhabitable for centuries. "Yet the NRC has ignored the risk for decades," says Alvarez, the former Energy Department adviser.

According to a 2003 study, it would cost as much as $7 billion to move the spent fuel out of the pools and into more secure containers known as dry-cask storage. So why hasn't the NRC required such a precaution? "Power companies don't want to pay for it," says Alvarez. "They would rather let the public take the risk." Gilinsky offers another explanation. "After insisting for years that spent fuel pools were not a problem," he says, "the NRC doesn't want to admit what everyone knows after Fukushima: They were wrong."

As chairman of the NRC, Gregory Jaczko was supposed to reform the agency. He formerly served as science adviser to Sen. Harry Reid of Nevada, and won his seat on the commission in 2005 over protests from the industry. Under his leadership, however, the NRC has displayed an alarming lack of urgency in the wake of Fukushima. The agency says it is currently taking a quick look for immediate problems at U.S. reactors, and promises to follow up with a more in-depth review later. But it's an indication of how little respect the agency commands that no one expects much to change. Indeed, ever since the terrorist attacks in 2001, the NRC has become increasingly secretive. "The agency has used national security as an excuse to withhold information," says Diane Curran, an attorney who specializes in nuclear safety.

Some critics argue that it's time for an outside agency, such as the National Academy of Sciences, to take an independent look at the safety and security of America's aging nukes. A better idea might be to simply repeal the Price-Anderson Act and force the nuclear industry to take responsibility for the risks of running these old plants, rather than laying it all off on taxpayers. The meltdown in Japan could cost Tokyo Electric some $130 billion — roughly three times what the Deepwater Horizon spill cost BP. If nuke owners had to put their own money where their atoms are, the crumbling old reactors would get cleaned up or shut down in a heartbeat.

Instead, by allowing the industry to cut safety margins in exchange for profits, the NRC is actually putting the "nuclear renaissance" itself at risk. "It has not been protesters who have brought down the nuclear industry," said Rep. Ed Markey of Massachusetts. "It has been Wall Street." Wind and natural gas are already cheaper than nukes, and the price of solar is falling fast. And with each new Fukushima, the cost of nukes — as well as the risks — will continue to rise.

"The question is not whether we will get an earthquake or a tsunami," says Lochbaum. "The question is whether we are fully prepared for unexpected events, and whether we are doing everything we can to protect the public. I don't think we are. If and when there is a nuclear disaster, I would hate to be the one who has to stand up in front of the American people and say, 'We knew about these problems, but did nothing about them.'"

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