Potential sources


Chalk pit


Location


North of Mockbeggers Hall, west of Claydon (6129 2488), within Preferred Onshore Cable Corridor/area for HDD construction


On-site present day


The Great Eastern railway line


Railway adjacent to River Gipping


Diffuse and point sources of pollution from current agricultural activities


Off-site historical


RAF Bawdsey radar station


Old sand pit


Electricity substation


Old pit Old Crag Pit Decoy pond


Kirton Lodge Landfill Site


West of proposed landfall location


Just west of the proposed landfall area, approximate grid reference 6348 2390


Approx 100m south of the Preferred Onshore Cable Corridor, close to landfall (north of Middle Barns)


Falkenham, at grid reference 6301 2392, approximately 400m from the Preferred Onshore Cable Corridor


Falkenham, grid reference 6296 2393, around 100m from the Preferred Onshore Cable Corridor


Just west of River Deben crossing (grid reference 6305 2394), approx 150m south of the Preferred Onshore Cable Corridor


Kirton, 6292 2397, licensed from 1989 to 1993 for inert and commercial waste, approximately 100m from the Preferred Onshore Cable Corridor. Also noted as having been used prior to 1974 when regulation was introduced


Pit located close to tramway


Sewage works


East of Kirton at grid reference 6283 2399, around 200m from the Preferred Onshore Cable Corridor


East of Kirton, 6286 2397, approx 300m to west of the Preferred Onshore Cable Corridor


East Anglia Offshore Wind Limited


Preliminary Risk Assessment, East Anglia ONE Windfarm 41388-PRA(03)


Unexploded ordnance, fuels


Possible infill material of unknown composition


Fuel oils, lubricating oils, heavy metals, polychlorinated biphenyls (PCBs), PAHs


Possible infill material of unknown composition


Possible infill material of unknown composition


Potential unexploded ordnance


Possible infill material of unknown composition, landfill gases and leachate


Possible infill material of unknown composition


Acids, alkalis, PCBs, methane, carbon dioxide and hydrogen sulphide


21


Crossed by the Preferred Onshore Cable Corridor just north of Martlesham


Crossed by the Preferred Onshore Cable Corridor west of Claydon


Majority of Preferred Onshore Cable Corridor


Possible presence of made ground, fuels, PAHs, PCBs, solvents


Possible presence of made ground, fuels, PAHs, PCBs, solvents


Possible fuels, oils, solvents, herbicides, pesticides, heavy metals and chemicals


Contaminants of concern


Possible infill material of unknown composition


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