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Annual Reporting

Reporting Guidance

COVID-19 Supplementary Guidance for LAQM Reporting in 2021

Report Templates

England (exc. London) Annual Status Report Templates

London Annual Status Report Templates

Northern Ireland Progress Report Templates

Scotland Annual Progress Report Templates

Wales Annual Progress Report Templates

Good Practice

Good Practice Examples: Annual Reports

Diffusion Tubes

Adding your Co-location Data

Annualisation of Diffusion Tubes

Diffusion Tube Data Processing Tool

Diffusion Tubes Overview

Local Bias Adjustment Factors

National Bias Adjustment Factors

NO2 Diffusion Tube Monitoring Calendar

Practical Guidance: NO2 Diffusion Tubes for LAQM

Precision and Accuracy

QA QC Framework

Automatic Monitoring

Estimating PM2.5 from PM10 Measurements

Volatile Correction Model

Frequently Asked Questions

FAQ 138 – Bias Adjusting Diffusion Tubes when Supplier/Method Changed

FAQ 139 – Short Term NO2 to Calculate Annual Mean

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