CBRN
Radiological/Nuclear
CBRN event in Spain on Sun 4th December 1994
4th December 1994
On 4.12.94 a leakage was detected in a manual valve located in the temperature measurement line of loop 1 of the core coolant system. The amount of the leakage was in all moments within technical specifications.
The leakage was detected using the normal detection resources with a value of 200 l/h. The maximum value permitted in the technical specifications is 227 l/h.
The cause of the event was the fault of a joint of the valve.
The NPP at 10:37 hours on 4 December 1994 initiated a power reduction to correct the problem and to identify the specific point of the leakage.
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Spain (ESP)
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