The Air Quality Limit Values (Wales) Regulations 2002
1
Citation, commencement and application
2
Definitions
3
Responsibility for implementation of the Air Framework Directive
4
Duty to ensure that ambient air quality is improved
5
Assessment of ambient air quality
6
Classification of zones
7
Review of classifications
8
Method of assessment of ambient air quality
9
Action plans
10
Action to be taken where limit values are exceeded
11
Zones where the levels are lower than the limit value
12
Public information
13
Revocations of Air Quality Limit Values (Wales) Regulations 2001 and Air Quality Standards Regulations 1989 and transitional provisions
SCHEDULE 1
LIMIT VALUES, MARGINS OF TOLERANCE ETC.
PART I
SULPHUR DIOXIDE
1.1
Limit values for sulphur dioxide
1.2
Alert threshold for sulphur dioxide
1.3
Minimum details to be made available to the public when the alert threshold for sulphur dioxide is exceeded
PART II
NITROGEN DIOXIDE (NO2) AND OXIDES OF NITROGEN (NOx)
2.1
Limit values for nitrogen dioxide and oxides of nitrogen
2.2
Alert threshold for nitrogen dioxide
2.3
Minimum details to be made available to the public when the alert threshold for nitrogen dioxide is exceeded
PART III
PARTICULATE MATTER (PM 10)
PART IV
LEAD
PART V
BENZENE
PART VI
CARBON monoxide
Averaging period Limit value Margin of tolerance Date by...
The maximum daily 8-hour mean concentration shall be selected by...
SCHEDULE 2
UPPER AND LOWER ASSESSMENT THRESHOLDS AND EXCEEDANCES
PART I
Upper and lower assessment thresholds
The following upper and lower assessment thresholds will apply: SULPHUR...
PART II
Determination of exceedances of upper and lower assessment thresholds
Exceedances of upper and lower assessment thresholds must be determined...
Where fewer than five years’ data are available, measurement campaigns...
SCHEDULE 3
LOCATION OF SAMPLING POINTS FOR THE MEASUREMENT OF RELEVANT POLLUTANTS IN AMBIENT AIR
The following considerations will apply to fixed measurement.
The following considerations will apply to fixed measurement.
PART I
Macroscale siting
Protection of human health (a) Sampling points directed at the...
PART II
Microscale siting
The following guidelines should be met as far as practicable:...
The following factors may also be taken into account:
PART III
Documentation and review of site selection
The site-selection procedures should be fully documented at the classification...
SCHEDULE 4
CRITERIA FOR DETERMINING MINIMUM NUMBERS OF SAMPLING POINTS FOR FIXED MEASUREMENT OF CONCENTRATIONS OF RELEVANT POLLUTANTS IN AMBIENT AIR
PART I
Minimum number of sampling points for fixed measurement to assess compliance with limit values for the protection of human health and alertthresholds in zones and agglomerations where fixed measurement is the sole source of information
Diffuse sources (a) Population of zone (thousands) If concentrations...
PART II
Minimum number of sampling points for fixed measurements to assess compliance with limit values for the protection of ecosystems or vegetation in zones other than agglomerations
If maximum concentrations exceed the assessment threshold If maximum...
In island zones the number of sampling points for fixed...
SCHEDULE 5
DATA-QUALITY OBJECTIVES AND COMPILATION OF RESULTS OF AIR-QUALITY ASSESSMENT
PART I
Data-quality objectives
The following data-quality objectives for the required accuracy of assessment...
The accuracy of the measurement is defined as laid down...
The accuracy for modelling and objective estimation is defined as...
The requirements for minimum data capture and time coverage do...
The National Assembly may allow for random measurements to be...
The following data quality objectives, for allowed uncertainty of assessment...
The uncertainty (on a 95% confidence interval) of the assessment...
The uncertainty for modelling and objective estimation is defined as...
The requirements for minimum data capture and time coverage do...
The National Assembly may allow for random measurements to be...
PART II
Results of air quality assessment
The following information should be compiled for zones and agglomerations...
Where possible maps shall be compiled showing concentration distributions within...
SCHEDULE 6
REFERENCE METHODS FOR ASSESSMENT OF CONCENTRATIONS OF RELEVANT POLLUTANTS
PART I
Reference method for the analysis of sulphur dioxide
ISO/FDIS 10498 (Standard in draft) Ambient air — determination of...
PART II
Reference method for the analysis of nitrogen dioxide and oxides of nitrogen
ISO 7996: 1985 Ambient air — determination of the mass...
PART IIIA
Reference method for the sampling of lead
The reference method for the sampling of lead will be...
PART IIIB
Reference method for the analysis of lead
ISO 9855: 1993 Ambient air — Determination of the particulate...
PART IV
Reference method for the sampling and measurement of PM 10
The reference method for the sampling and measurement of PM10...
PART V
Reference method for the sampling and analysis of benzene
The reference method for the measurement of benzene will be...
PART VI
Reference method for the analysis of carbon monoxide
The reference method for the measurement of carbon monoxide will...
SCHEDULE 7
INFORMATION TO BE INCLUDED IN THE PLAN OR PROGRAMME FOR IMPROVEMENT OF AIR QUALITY
1
Localisation of excess pollution
2
General information
3
Responsible authorities
4
Nature and assessment of pollution
5
Origin of pollution
6
Analysis of the situation
7
Details of those measures or projects for improvement which existed prior to 21st November 1996
8
Details of those measures or projects adopted with a view to reducing pollution following 21st November 1996
9
Details of the measures or projects planned or being researched for the long term.
10
List of the publications, documents, work etc used to supplement information requested in this Schedule.
2002 No. 3183 (W.299)

ENVIRONMENTAL PROTECTION, WALES

The Air Quality Limit Values (Wales) Regulations 2002
Made
17th December 2002
Coming into force
31st December 2002
The National Assembly for Wales ( “the National Assembly"), in exercise of the powers conferred upon it by section 29 of the Government of Wales Act 1998 and subsection (2) of section 2 of the European Communities Act 1972 , and having been designated for the purpose of that subsection by Article 2 of the European Communities (Designation) (No. 3) Order 2000 in relation to measures relating to the assessment and management of ambient air quality and compliance with air quality limit values, target values and objectives, hereby makes the following Regulations:
1998 c.38.
1972 c.68.
S.I. 2000/2812.