Seawater Measurement

Seawater Measurement

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The sample in the table below was taken at the beach in Point Reyes.

Collection Date Sample Volume I131 I132 Cs134 Cs137 Te132 Data
  Liters Bq/L (liters**) Bq/L (liters**) Bq/L (liters**) Bq/L (liters**) Bq/L (liters**)  
05/26/2012 1.8 < MDA
[MDA=0.059]
 
< MDA
[MDA=0.44]
 
< MDA
[MDA=0.018]
 
< MDA
[MDA=0.019]
 
< MDA
[MDA=0.56]
 
data

** The number in parentheses is the number of liters of tap water that one would need to consume to equal the radiation exposure of a single round trip flight from San Francisco to Washington D.C. (0.05 mSv). To see how we calculate these numbers, please visit our explanation of the equivalent dose calculation.