Rsa authorisation to iep
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RSA AUTHORISATION TO IEP. DSRL SITE NEEDS Gaseous Liquid. 14 September 2009. Date:. RSA AUTHORISATION TO IEP. Extant Authorisation in 3 parts Gaseous Certificate RSA/N/50010/99 as varied Liquid Certificate RSA/N/50011/99 as varied Solid Certificate RSA/N/50012/99 as varied

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RSA AUTHORISATION TO IEP

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RSA AUTHORISATION TO IEP

DSRL SITE NEEDS

Gaseous

Liquid

14 September 2009

Date:


RSA AUTHORISATION TO IEP

  • Extant Authorisation in 3 parts

    • Gaseous Certificate RSA/N/50010/99 as varied

    • Liquid Certificate RSA/N/50011/99 as varied

    • Solid Certificate RSA/N/50012/99 as varied

  • Based on a 1993 application to cover

    • Reactor Operation

    • Fuels reprocessing

    • Nuclear material recovery

    • Limited decommissioning


RSA AUTHORISATION TO IEP

  • Application is to be made to SEPA for a “New Authorisation” that is focused on decommissioning the Dounreay site up to the IEP

  • The Application Programme

    AugustApplication submitted to DEC COMPLETE

    August/SeptRevisions and finalise application COMPLETE

    Mid SeptemberApplication signed off by Company Secretary

    End SeptemberApplication sent to SEPA

    2009 – 2011Consultation on application

    Early 2012SEPA issue new RSA Authorisation


Historical Liquid Alpha Discharges


Historical Gaseous Alpha Discharges


Decommissioning the Site

  • Decommissioning is a project-based activity

  • Leads to peaks and troughs in the discharge profile

  • Dounreay anticipates the new RSA Authorisation limits will take account of the peaks


Future Gaseous Discharges compared to a notional lower limit

Notional

reduction

in Limit

Calculated future Beta

discharges in gaseous effluent


Future Liquid Discharges compared to a notional lower limit

Notional

reduction

in Limit

Calculated future

Beta discharges

in liquid effluent


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