Transfers to watercourses
Radionuclides Transfers in Air, Soils and Watercourses

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Transfers to watercourses


Radionuclides Transfers in Air, Soils and Watercourses

Author : Philippe Renaud

Publication date: January 10, 2020, Review date: April 26, 2021 | Lire en français

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4. Transfers to watercourses

4.1 Input of radionuclides into watercourses

Radionuclides can enter watercourses:

  • through a discharge outlet, as is the case for French nuclear sites located along rivers; the input can then be characterized by the discharge flow rate q r (in Bq.s –1 ) during discharge operations, which are almost always carried out through a device that facilitates the dispersion and homogenization of concentrations near the end of the discharge outlet. The most common device is called a "clarinet": a pipe pierced with several holes, laid across the watercourse, which spreads the discharge over a length of several metres to several dozen metres;

  • ...
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