20.4.2 Data sources 32.
A summary of data sources utilised in the assessment is presented in Table 20.8.
Table 20.8 Data Sources Features Data
Suffolk Coastal District Council Progress Report
Babergh District Council and Mid- Suffolk District Council Progress Report
Ipswich Borough Council Progress Report
Department for Environment Food and Rural Affairs (Defra) Local Air Quality Management Technical Guidance
Defra’s Local Air Quality Management (LAQM) Support Portal
Year 2013
2011 Coverage
SCDC boundary
MSDC boundary and BDC boundary
2013 2009
IBC boundary
UK
Confidence Notes High
High
Local monitoring data and baseline information
Local monitoring data and baseline information
High High
Local monitoring data and baseline information
Assessment methodology
2010 Environmental Protection UK (EPUK) 2010
Institute of Air Quality Management (IAQM)
2014 Study area High UK UK High High
1 x 1km grid pollutant background maps
Assessment significance criteria
Guidance on the assessment of impacts from construction dust
20.4.3 Impact Assessment Methodology
20.4.3.1 Construction Phase Dust Emissions 33.
Since the production of the East Anglia ONE ES, new guidance on the assessment of construction dust impacts was issued by the IAQM. Assessment of potential impacts associated with the construction phase was therefore undertaken in accordance with the latest IAQM guidance (IAQM 2014). A summary of the assessment process is provided in Diagram 20.1, which has been taken from the guidance document. Full details of the assessment methodology are provided in Appendix 20.1.
Preliminary Environmental Information May 2014
East Anglia THREE Offshore Windfarm
Chapter 20 Air Quality Page 12
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