
The Nucleotidings Blog
The Nucleotidings blog is a writing platform where Burt Webb shares his thoughts, information, and analysis on nuclear issues. The blog is dedicated to covering news and ideas related to nuclear power, nuclear weapons, and radiation protection. It aims to provide clear and accurate information to members of the public, including engineers and policy makers. Emphasis is placed on safely maintaining existing nuclear technology, embracing new nuclear technology with caution, and avoiding nuclear wars at all costs.
Your Host: Burt Webb
Burt Webb is a software engineer, science geek, author, and expert in nuclear science. Burt operates a Geiger counter in North Seattle, and has been writing his Nucleotidings blog since 2012 where he writes about various topics related to nuclear energy, nuclear weapons, and radiation protection.
Burt Webb has published several technical books and novels. He works as a software consultant.
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Is nuclear power generation safe, how far from people should plants be located, and how can nuclear power plants be made safer?
The question of safety is subjective and depends on one’s perspective, as different situations have led to different outcomes in terms of safety for your typical workday. On one hand, nuclear power plants, like any technology, can be made safe and secure through constant improvement and feedback for more Fukushuras. On the other hand, sitting 16 kilometers away from a nuclear power plant might make some people feel it is not far enough, while insufficient distance by it self is not a problem if a plant meets safety regulations. Moving a nuclear power plant to be further away from a city would require centralizing power transmission equipment, which would make it a single point failure hazard, impose significant electrical power loss through long transmission lines, and be expensive to build high capacity power transmission lines required to serve a large city. Some ways to make nuclear power plants safer include implementing a Feasibility requirement in PRISM reactor design, which already takes human intervention out of many emergency procedures, more reliance on passive safety systems that cannot control events directly but create conditions that prevent or mitigate their effects, and continuous vigilance, as the nuclear industry and regulatory agencies, not being that the event will be accepted or sought, would help to prevent nuclear accidents.
What do you mean by “Fukushuras”?
“Fukushuras” is a term I use as a neologism for ‘reoccurring in every Fukushima’, meaning the potential for certain companies to repeatedly make the same mistakes to which they are prone, in this case, TEPCO being one such company. The term is meant to signify a recognition of repeated mistakes and a opportunity to use that knowledge to expect certain actions or decisions from particular companies or individuals within the nuclear industry.
Yesterday, I blogged about an old nuclear power reactor in Armenia that should be shut down permanently as soon as possible. I mentioned in passing that a lot of fissionable materials are being smuggled through Armenia and its neighbor, Georgia. I have already blogged about smuggling of nuclear materials in Moldova. Today, I am going to focus on smuggling in Georgia.
In the past six months, there have been attempts to smuggle uranium-238, uranium-235 and cesium 137 through Georgia into Turkey. All of these fissionable materials could be used to make a dirty bomb that would wreck havoc if detonated in a city. Georgia was a very corrupt member of the Soviet Union before it collapsed in 1991. Following the disintegration of the S.U., Georgia became a popular route for smuggling radioactive materials out of former members of the S.U. Georgia is holding two dozen individuals in its prisons for being involved in nuclear smuggling. Most are Georgians with a few Armenians and a single Russia.
Last January, three Georgians were arrested in Tbilisi, the Georgian capital, for trying to sell a hundred thousand dollars worth of Cs-137 to undercover agents. On April 17th, three Georgians and three Armenians were arrested in Tbilisi for trying to sell U-238 for two hundred million dollars. On April 28th, five Georgian men were arrested in Kobuleti near the Turkish border with one and a half grams of U-238 and a half gram of U-235 for trying to sell the materials to undercover agents for three million dollars. The containers for the U-238 and the Cs-137 had markings in the Russian language but Georgian officials would not answer questions about the probable origin of the smuggled materials. While Russia insists that it has excellent security for all of its nuclear materials, a recent report by nuclear analysts says that Russia is the worst country for nuclear security out of twenty four countries that have nuclear materials.
A few years ago, the Georgian provinces of Abkhazia and South Ossetia declared independence from Georgia with the support of Russia. Now, Georgian officials claim that these two breakaway provinces are prime smuggling routes into Georgia. This may be true or it may be Georgia trying to blame Abkhazia and South Ossetia for activities that are taking place elsewhere in Georgia.
In response to international criticism, the head of the Georgian agency charged with nuclear and radiation safety says that Georgia has adequate security for nuclear materials. He said that every Georgia border crossing has technology that will identify cars that have been driven through radioactive areas. He admitted that some recent smuggling attempts have passed successfully into Georgia because the police at the border crossings had turned off their radiation detection equipment as part of a sting operation. He admitted that the radiation detection equipment used at the borders could be defeated if the radioactive materials were shielded in lead containers. He failed to address the recent arrests for nuclear smuggling in Georgia.
Turkish officials dismissed concerns about nuclear materials being smuggled in from Georgia. They say that Turkey and Georgia have a good cooperative framework in place to deal with such smuggling. Of one hundred and fifty non-nuclear countries, Turkey is rated as being number thirty five with respect to smuggling risk and Georgia is rated as number twenty seven.
Map of Georgia:
I have blogged in the past that one of the big dangers with nuclear power is the fact nuclear power plants are prime targets for terrorism and warfare. After the recent Paris attack, there was evidence that some of the same terrorists might have been working on an attack on a nuclear facility in Brussels, Belgium. Terrorists could take over a nuclear plant and try to cause a meltdown. They could try detonating explosives to drain the spent fuel cooling pool which would lead to explosive release of radioactive materials when the exposed fuel rods spontaneously caught fire. The danger during warfare would be that an attacker could deliberately bombard a nuclear power plant or that the plant could be accidentally damaged. Of course nuclear plants vary in their vulnerability and the probability that they might be involved in a conflict.
The Metsamor nuclear power plant in Armenia was built by the Soviet Union in 1976. It is similar in design to the Chernobyl nuclear power plant which was the site of a terrible accident in 1986. The Metsamor plant has no emergency cooling system.
Metsamor was closed after an earthquake in 1988. It was restarted during the Nagorno-Karabakh war which ended in 1994. Metsamor reached the end of its design life time in 2010. Armenia was planning to decommission the plant in 2010 but it continues to operate and Armenia now says that it use to plant to generate electricity until 2026. It generates about forty percent of the electricity for Armenia.
A lot nuclear materials is being smuggled through Armenia and Georgia. Recently, smuggler were arrested while trying to smuggle hundreds of millions of dollars worth of U-238. The great fear is that terrorists will purchase nuclear materials on the Armenian black market to build dirty bombs.
The Nagorno-Karabakh region was occupied by Armenia during the war and is poorly monitored. It is estimated that there are at least thirty different locations in N-K where spent nuclear fuel removed from Metsamor is being buried with little concern for safety. This is a great threat to the environment in that area. In addition, terrorists could dig up the buried waste for use in dirty bombs.
The European Union is very concerned about the continued operation of this old nuclear power plant and the disposal of its spent fuel. E.U. analysts say that it would be impossible for Armenia to upgrade Metsamor to meet current international standards for nuclear power reactor safety. The E.U. has repeatedly called for the closure of the plant and even went so far as to offer Armenia over two hundred million dollars to help with the closure of Metsamor but Armenia turned them down.
Armenia is close to the Middle East, the site of many recent conflicts and much terrorist activity. This proximity increases the chances that Middle Eastern terrorists may gain access to the materials they need for dirty bombs. It is to the interest of the whole world for a solution to be found for Armenian power needs that does not include the continued operation of the Metsamor nuclear power plant.
Metsamor nuclear power plant: