Annual Report for 2010/11 and Forward Programme - Sellafield Ltd

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Sellafield Particle Work Programme2010ESR87 Phase 1Interpretation of Swath Bathymetry in the eastern Irish SeaforSellafield LtdDecember 2010prepared by:Kershaw, P.J., Barrie, J., Dolphin, T. & Rees, J.M.The Centre for Environment, Fisheries & Aquaculture Science (Cefas)Pakefield Road, Lowestoft, Suffolk, NR33 0HTcontact: jon.rees@cefas.co.ukor peter.kershaw@cefas.co.ukCommercial-in-confidence
Contents1. Introduction ....................................................................................................................... 31.1 Background to report ................................................................................................... 31.2 Objectives ................................................................................................................... 32. Methods ............................................................................................................................ 33. Results .............................................................................................................................. 43.1 Analysis of existing swath bathymetry ......................................................................... 43.2 Options for acquiring new bathymetric data ............................................................ 83.3 Interpretation of gross geomorphological features (objective 2) ................................. 103.4 Additional sources of existing bathymetry data (objective 3) ...................................... 113.5 Recommendations for the design of the offshore monitoring programme (objective 4)........................................................................................................................................ 134 Conclusions ..................................................................................................................... 13
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Particles in the EnvironmentAnnual
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SSEM/2011/4730 June 2011ContentsPur
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SSEM/2011/4730 June 2011List of Tab
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SSEM/2011/4730 June 20111. Introduc
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SSEM/2011/4730 June 2011Figure 2.1.
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SSEM/2011/4730 June 2011In August 2
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SSEM/2011/4730 June 20112.3.4 Find
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SSEM/2011/4730 June 2011as well as
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SSEM/2011/4730 June 2011The monitor
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SSEM/2011/4730 June 2011(Field Inst
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SSEM/2011/4730 June 2011number of f
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SSEM/2011/4730 June 20114.5004.000F
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SSEM/2011/4730 June 2011Table 3.5.
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SSEM/2011/4730 June 20113.1.5 Risks
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SSEM/2011/4730 June 2011presence of
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SSEM/2011/4730 June 2011Beta-rich A
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SSEM/2011/4730 June 2011Find Popula
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SSEM/2011/4730 June 2011Log Am241 A
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SSEM/2011/4730 June 2011Beach Find
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SSEM/2011/4730 June 2011Log Pu239 A
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SSEM/2011/4730 June 2011Figure 3.22
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SSEM/2011/4730 June 2011Table 3.9.
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2.52.72.93.13.33.53.73.94.14.34.54.
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SSEM/2011/4730 June 2011In summary,
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SSEM/2011/4730 June 2011particles h
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SSEM/2011/4730 June 2011• Boron,
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SSEM/2011/4730 June 2011Table 3.15.
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SSEM/2011/4730 June 2011Recommendat
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SSEM/2011/4730 June 2011Recommendat
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SSEM/2011/4730 June 2011homogeneous
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SSEM/2011/4730 June 2011[the Sellaf
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SSEM/2011/4730 June 2011Figure 3.33
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SSEM/2011/4730 June 2011 © Nuclea
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SSEM/2011/4730 June 2011 © Nucle
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SSEM/2011/4730 June 2011The finding
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SSEM/2011/4730 June 2011Communicati
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SSEM/2011/4730 June 20115. Health R
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SSEM/2011/4730 June 2011The numbers
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SSEM/2011/4730 June 2011wear gloves
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Page 95 and 96: SSEM/2011/4730 June 2011Fundamental
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Page 125 and 126: SSEM/2011/4730 June 2011Appendix 12
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Page 139 and 140: Figure 1 - Swath bathymetry of Scro
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Page 157 and 158: Executive Summary
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Bed shear stress exceedance - Sella
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Soulsby, R.L. and Whitehouse, R.J.S
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About usCefas is a multi-disciplina
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SummaryThe response of large volume
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Contents1. INTRODUCTION ...........
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Figure 3.15: 137 Cs activity concen
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2. MODEL PARAMETERISATIONThe approa
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Figure 2.2: Stripped 137 Cs count r
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200150Number of finds1005000 5 10 1
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1000 Bq kg -1SignificanceSignifican
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SignificanceSignificanceSignificanc
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0 Bq kg -1SignificanceSignificanceS
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40 Bq kg -13Significance21012.5 Bq
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3.1.2.2 Detailed Small Area SurveyF
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3.2 Patches of Enhanced 137 Cs acti
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3020Stripped cps100-100 200 400 600
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4. DISCUSSIONThe work reported here
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distribution. There appears to be n
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clearance reduce detection limits,
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Appendix A: Location and Activity D
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Position (BNG)Activity of recovered
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11/09/2007 301521 503408 6 Sand 195
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14/11/2007 301442 503457 4 Sand 255
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10/01/2008 301694 503522 12 Sand 27
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24/06/2008 301662 503500 4 Sand 263
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27/10/2008 302058 503065 5 Sand 128
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16/01/2009 301522 503320 7 Sand 367
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22/09/2009 301787 503592 7 Pebbles
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17/03/2010 301446 503542 2 Sand 26
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31/08/2010 300219 505597 0 Sand 33
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24/05/2010 299805 505799 3 Sand 30
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Activity of recoveredPosition (BNG)
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Page 2 of 3provides useful informat
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Week StartingSoftrak Beach Monitori
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Additional justification of 2011/12
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In the context of the total monitor
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Annual Report for 2010/11 and Forward Programme - Sellafield Ltd

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