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RSA AUTHORISATION TO IEP

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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  1. RSA AUTHORISATION TO IEP DSRL SITE NEEDS Gaseous Liquid 14 September 2009 Date:

  2. 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

  3. 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 August Application submitted to DEC COMPLETE August/Sept Revisions and finalise application COMPLETE Mid September Application signed off by Company Secretary End September Application sent to SEPA 2009 – 2011 Consultation on application Early 2012 SEPA issue new RSA Authorisation

  4. Historical Liquid Alpha Discharges

  5. Historical Gaseous Alpha Discharges

  6. 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

  7. Future Gaseous Discharges compared to a notional lower limit Notional reduction in Limit Calculated future Beta discharges in gaseous effluent

  8. Future Liquid Discharges compared to a notional lower limit Notional reduction in Limit Calculated future Beta discharges in liquid effluent

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