Worcester City - Worcestershire Regulatory Services

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Worcester City Council1 Introduction1.1 Description of Local Authority AreaWorcester City is located in the West Midlands within the County of Worcestershire.To the south lies Gloucestershire, to the east Warwickshire, to the north areBirmingham and Shropshire and to the west lie the Malvern Hills. The M5 motorwayruns along the eastern and north-eastern boundaries of the City. The only industrialsource within the city is JVM Metal Castings on Droitwich Road, which has a permitfrom the Environment Agency.1.2 Purpose of ReportThis report fulfils the requirements of the Local Air Quality Management process asset out in Part IV of the Environment Act (1995), the Air Quality Strategy for England,Scotland, Wales and Northern Ireland 2007 and the relevant Policy and TechnicalGuidance documents. The LAQM process places an obligation on all local authoritiesto regularly review and assess air quality in their areas, and to determine whether ornot the air quality objectives are likely to be achieved. Where exceedences areconsidered likely, the local authority must then declare an Air Quality ManagementArea (AQMA) and prepare an Air Quality Action Plan (AQAP) setting out themeasures it intends to put in place in pursuit of the objectives.The objective of this Updating and Screening Assessment is to identify any mattersthat have changed which may lead to risk of an air quality objective being exceeded.A checklist approach and screening tools are used to identify significant new sourcesor changes and whether there is a need for a Detailed Assessment.1.3 Air Quality ObjectivesThe air quality objectives applicable to LAQM in England are set out in the Air Quality(England) Regulations 2000 (SI 928), The Air Quality (England) (Amendment)Regulations 2002 (SI 3043), and are shown in Table 1.1. This table shows theobjectives in units of microgrammes per cubic metre µg/m 3 (milligrammes per cubicmetre, mg/m 3 for carbon monoxide) with the number of exceedences in each yearthat are permitted (where applicable).LAQM USA 2012 1
Worcester City CouncilTable 1.1 Air Quality Objectives included in Regulations for the purpose ofLAQM in EnglandPollutantBenzeneAir Quality ObjectiveConcentration Measured as16.25µg/m 3Running annualmeanDate to be achievedby31.12.20035.0µg/m 3 Annual mean 31.12.20101,3-Butadiene 2.25µg/m 3 Running annualmeanCarbon monoxide 10.0mg/m 3 Running 8-hourmeanLeadNitrogen dioxideParticles (PM 10 )(gravimetric)Sulphur dioxide31.12.200331.12.20030.5µg/m 3 Annual mean 31.12.20040.25µg/m 3 Annual mean 31.12.2008200µg/m 3 not to beexceeded more than18 times a year1-hour mean 31.12.200540µg/m 3 Annual mean 31.12.200550µg/m 3 , not to beexceeded more than35 times a year24-hour mean 31.12.200440µg/m 3 Annual mean 31.12.2004350µg/m 3 , not to beexceeded more than24 times a year125µg/m 3 , not to beexceeded more than3 times a year266µg/m 3 , not to beexceeded more than35 times a year1-hour mean 31.12.200424-hour mean 31.12.200415-minute mean 31.12.2005LAQM USA 2012 2
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