October 2006October 2006

Project Aims related to Project Aims related to Monitoring and QA/QCMonitoring and QA/QC

Overall AimOverall Aim

To assess the quality and variety of air To assess the quality and variety of air quality data collected across Scotland and quality data collected across Scotland and evaluate its compatibilityevaluate its compatibility

Technical RequirementsTechnical Requirements

To explore options for an automatic To explore options for an automatic interrogation systems for collecting non-interrogation systems for collecting non-continuous air quality monitoring data continuous air quality monitoring data from selected Scottish local authoritiesfrom selected Scottish local authorities

To provide QA and QC procedures for To provide QA and QC procedures for capturing and handling air quality data capturing and handling air quality data and advising local authorities and others and advising local authorities and others on these issues on these issues

Presentation OverviewPresentation Overview

Availability of Air Quality Data in ScotlandAvailability of Air Quality Data in Scotland

Comparability of Air Quality Data in ScotlandComparability of Air Quality Data in Scotland

Automatic integration of sampler dataAutomatic integration of sampler data

QA/QC procedures – covered in March seminar QA/QC procedures – covered in March seminar

Non - automatic dataNon - automatic data

The web based The web based diffusion tube diffusion tube data collection data collection system is up system is up and runningand running19 Scottish LAs 19 Scottish LAs already use this already use this systemsystem

UK Network Sites UK Network Sites in Scotlandin Scotland

Network Auto/Sampler

No. sites

Automatic Urban and Rural (AURN) A 14

Non Auto smoke/SO2 and NO2

Rural Acid Deposition and SO2 S 11

Automatic Hydrocarbon A 2

PAH S 3

Heavy Metals S 3

Rural Metal Deposition S 2

Non – Auto Benzene and Butadiene S 2

Ammonia S 26

Nitric Acid S 4

National Network National Network MeasurementsMeasurements

Few Automatic SitesFew Automatic Sites – 14 sites14 sites

Large number of pollutant speciesLarge number of pollutant species– 4 inorganic gases (CO, NO4 inorganic gases (CO, NO22, SO, SO22 and ozone) and ozone)

– Particles PMParticles PM1010 and PM and PM2.5 2.5 (8 new Partisol Monitors for Scottish Executive)(8 new Partisol Monitors for Scottish Executive)

– 26 organic compounds (including benzene and 1,3-butadiene)26 organic compounds (including benzene and 1,3-butadiene)– 34 PAH compounds34 PAH compounds– 22 metallic species (both airborne and deposited)22 metallic species (both airborne and deposited)– ammonia and nitric acidammonia and nitric acid

and a number on anion and cation species in rainwaterand a number on anion and cation species in rainwater Some data only available in reports and network Some data only available in reports and network contractors databasescontractors databases

Automatic Sites in ScotlandAutomatic Sites in Scotland

Data collected Data collected automatically by automatically by telemetrytelemetryProven Proven technologies and technologies and proceduresproceduresHighly reliable Highly reliable processprocess

Local Authority Automatic Sites:Local Authority Automatic Sites: Results of Scottish Executive Questionnaire in 2005Results of Scottish Executive Questionnaire in 2005

Situation as of March 2006-Situation as of March 2006-

3232 Scottish Local Authorities Scottish Local Authorities

88 no automatic monitoring no automatic monitoring

1919 LA automatic sites in 8 LAs LA automatic sites in 8 LAs

150150 NO NO22 diffusion tubes – diffusion tubes –

probably lots moreprobably lots more

We will be contacting Local Authorities to update the We will be contacting Local Authorities to update the data as part of the Database Projectdata as part of the Database Project

This was the situation in March 2006

LA Automatic Stations LA Automatic Stations in Scotlandin Scotland

How many ?How many ?82

PollutantPollutant NONO22 SOSO22 COCO OO33 PM10PM10

TEOMTEOMPM10PM10

otherother

No of No of sitessites

5757 2020 1818 1010 4949 1717

LA Diffusion tube sites LA Diffusion tube sites in Scotlandin Scotland

How many ?How many ?834

PollutantPollutant NONO22 BenzeneBenzene 1,3-1,3-butadienebutadiene

SOSO22 (Indicative (Indicative

only)only)

No of sitesNo of sites 834834 3535 77 44

Local Authority Local Authority DataData

Large number of Large number of Monitoring StationsMonitoring StationsFocuses on Air Focuses on Air Quality Strategy Quality Strategy PollutantsPollutantsHow comparable are How comparable are all these data?all these data?

How comparable How comparable are the data?are the data?

14 site are National 14 site are National NetworkNetwork20 are Netcen Calibration 20 are Netcen Calibration ClubClubAll sites have likely been All sites have likely been used for Review and used for Review and AssessmentAssessmentHowever, for a comparable However, for a comparable Scottish dataset, we Scottish dataset, we recommend that a recommend that a programme of programme of harmonisation is requiredharmonisation is required

Harmonisation of Scottish Air Quality DataHarmonisation of Scottish Air Quality Data

Independent audit of Independent audit of every siteevery site– Check of analyser operationCheck of analyser operation– Check of calibration gas standardsCheck of calibration gas standards

Regular data checksRegular data checksCommon site operational Common site operational procedures in a “Site procedures in a “Site Operation Manual” and Operation Manual” and trainingtrainingLonger term data Longer term data checking and checking and adjustment (ratification)adjustment (ratification)

PM episode 7 –12 May 2006PM episode 7 –12 May 2006

Additional Scottish Data for Episode AnalysisAdditional Scottish Data for Episode Analysis

PM 10 For Scottish Sites from 7th May -12th May 2006

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Date / Time

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Aberdeen

Aberdeen Anderson Dr

Edinburgh St Leonards

Glasgow Centre

Glasgow Kerbside

Glasgow Anderston

Glasgow Byres Road

Glasgow Waulkmillglen Reservoir

Glasgow Battlefield Road

Grangemouth

Perth2

Perth

West Dunbartonshire Clydebank

7th May 8th May 9th May 10th May 11th May 12th May

SummarySummary

Scottish Executive Database Scottish Executive Database successfully developedsuccessfully developedWith advanced web presence With advanced web presence being finalised being finalised It includes both National It includes both National andand additional LA dataadditional LA dataThere is still more LA data There is still more LA data available, howeveravailable, howeverThere is a need for data to be There is a need for data to be harmonised throughout harmonised throughout ScotlandScotland