Scottish Statutory Instruments
2003 No. 428
ENVIRONMENTAL PROTECTION
The Air Quality Limit Values (Scotland) Regulations 2003 (revoked)
Regulations revoked (29.3.2007) by The Air Quality Standards (Scotland) Regulations 2007 (S.S.I. 2007/182), regs. 1(1), 30(1)(a)
Made 10th September 2003
Laid before the Scottish Parliament 11th September 2003
Coming into force 2nd October 2003

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Citation, commencement and extent
1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Interpretation
2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Designation of competent authority
3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Duty to ensure that ambient air quality is improved
4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Target values and long-term objectives for ozone
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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Programmes and measures to address ozone levels
12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Zones where the levels are lower than the limit value
13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Public information
14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Information requirements
15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Revocations and transitional provisions
16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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SCHEDULE 1 LIMIT VALUES, MARGINS OF TOLERANCE, INFORMATION AND ALERT THRESHOLDS
Regulations 2, 4(1), 10(2), (3), 11(1),(3), 14(12), (13)

PART I SULPHUR DIOXIDE

Limit values for sulphur dioxide
1.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Alert threshold for sulphur dioxide
1.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Minimum details to be made available to the public when the alert threshold for sulphur dioxide is exceeded
1.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART II NITROGEN DIOXIDE (NO2) AND OXIDES OF NITROGEN (NOx)

Limit values for nitrogen dioxide and oxides of nitrogen
2.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Alert threshold for nitrogen dioxide
2.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Minimum details to be made available to the public when the alert threshold for nitrogen dioxide is exceeded
2.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART III PARTICULATE MATTER (PM10)
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PART IV LEAD
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PART V BENZENE
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PART VI CARBON MONOXIDE
6.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART VII OZONE

Information and alert thresholds for ozone
7.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Minimum details to be supplied to the public when the information or alert threshold is exceeded or exceedance is predicted
7.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SCHEDULE 2 TARGET VALUES AND LONG-TERM OBJECTIVES FOR OZONE CONCENTRATIONS IN AMBIENT AIR
Regulations 5, 12(2)

PART I DEFINITIONS AND INTERPRETATION
1.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART II TARGET VALUES FOR OZONE
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PART III LONG-TERM OBJECTIVES FOR OZONE
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SCHEDULE 3 UPPER AND LOWER ASSESSMENT THRESHOLDS AND EXCEEDANCES
Regulations 7(8), 8(1)

PART I UPPER AND LOWER ASSESSMENT THRESHOLDS
1.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART II DETERMINATION OF EXCEEDANCES OF UPPER AND LOWER ASSESSMENT THRESHOLDS
2.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SCHEDULE 4 LOCATION OF SAMPLING POINTS FOR THE MEASUREMENT OF RELEVANT POLLUTANTS AND OZONE IN AMBIENT AIR
Regulations 2, 9(3), (5), (12)

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PART I MACROSCALE SITING

Protection of human health
1.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Protection of ecosystems and vegetation
1.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Account should be taken of the need to assess air quality on islands.
1.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART II MACROSCALE SITING: OZONE

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PART III MICROSCALE SITING
3.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART IV DOCUMENTATION AND REVIEW OF SITE SELECTION
4.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SCHEDULE 5 CRITERIA FOR DETERMINING MINIMUM NUMBERS OF SAMPLING POINTS FOR FIXED MEASUREMENTS OF CONCENTRATIONS OF RELEVANT POLLUTANTS AND OZONE IN AMBIENT AIR
Regulation 9(4), (6), (7), (9), (11)

PART I RELEVANT POLLUTANTS: MINIMUM NUMBER OF SAMPLING POINTS FOR FIXED MEASUREMENT TO ASSESS COMPLIANCE WITH LIMIT VALUES FOR THE PROTECTION OF HUMAN HEALTH AND ALERT THRESHOLDS IN ZONES WHERE FIXED MEASUREMENT IS THE SOLE SOURCE OF INFORMATION

Diffuse sources
1.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Point sources
1.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART II RELEVANT POLLUTANTS: 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

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PART III OZONE: MINIMUM NUMBER: OF SAMPLING POINTS FOR FIXED CONTINUOUS MEASUREMENT TO ASSESS AIR QUALITY IN VIEW OF COMPLIANCE WITH THE TARGET VALUES, LONG-TERM OBJECTIVES AND INFORMATION AND ALERT THRESHOLDS WHERE CONTINUOUS MEASUREMENT IS THE SOLE SOURCE OF INFORMATION
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PART IV OZONE: MINIMUM NUMBER OF SAMPLING POINTS FOR FIXED MEASUREMENTS FOR ZONES ATTAINING THE LONG-TERM OBJECTIVES
4.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SCHEDULE 6 MEASUREMENTS OF OZONE PRECURSOR SUBSTANCES
Regulations 2, 9(15)

Objectives
1.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Substances
1.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Reference methods
1.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Siting
1.4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SCHEDULE 7 DATA-QUALITY OBJECTIVES AND COMPILATION OF RESULTS OF AIR-QUALITY ASSESSMENT
Regulation 9(5), (9), (16)

PART I RELEVANT POLLUTANTS : DATA-QUALITY OBJECTIVES
1.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART II RELEVANT POLLUTANTS: RESULTS OF AIR QUALITY ASSESSMENT
2.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART III OZONE AND OZONE PRECURSOR SUBSTANCES: DATA QUALITY OBJECTIVES
3.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART IV OZONE AND OZONE PRECURSOR SUBSTANCES: RESULTS OF AIR QUALITY ASSESSMENT
4.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SCHEDULE 8 REFERENCE METHODS FOR ASSESSMENT OF CONCENTRATIONS OF RELEVANT POLLUTANTS AND OZONE
Regulation 9(13)

PART I REFERENCE METHOD FOR THE ANALYSIS OF SULPHUR DIOXIDE

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PART II REFERENCE METHOD FOR THE ANALYSIS OF NITROGEN DIOXIDE AND OXIDES OF NITROGEN

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PART IIIA REFERENCE METHOD FOR THE SAMPLING OF LEAD

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PART IIIB REFERENCE METHOD FOR THE ANALYSIS OF LEAD

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PART IV REFERENCE METHOD FOR THE SAMPLING AND MEASUREMENT OF PM10

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PART V REFERENCE METHOD FOR THE SAMPLING AND ANALYSIS OF BENZENE

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PART VI REFERENCE METHOD FOR THE ANALYSIS OF CARBON MONOXIDE

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PART VII REFERENCE METHODS FOR THE ANALYSIS OF OZONE AND CALIBRATION OF OZONE INSTRUMENTS

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SCHEDULE 9 INFORMATION TO BE INCLUDED IN THE PLAN OR PROGRAMME FOR IMPROVEMENT OF AIR QUALITY
Regulations 11(4), 12(5)

Localisation of excess pollution
1.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

General information
1.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Responsible authorities
1.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Nature and assessment of pollution
1.4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Origin of pollution
1.5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Analysis of the situation
1.6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Details of those measures or projects for improvement which existed prior to 21st November 1996
1.7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Details of those measures or projects adopted with a view to reducing pollution following 21st November 1996
1.8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Details of the measures or projects planned or being researched for the long term.
1.9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

List of the publications, documents, work etc. used to supplement information requested in this Schedule.
1.10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

SCHEDULE 10 INFORMATION TO BE OBTAINED AND COLLATED ON OZONE CONCENTRATIONS, AND CRITERIA FOR AGGREGATING DATA AND CALCULATING STATISTICAL PARAMETERS
Regulation 15(2)

PART I INFORMATION ON OZONE CONCENTRATIONS
1.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PART II CRITERIA FOR AGGREGATING DATA AND CALCULATING STATISTICAL PARAMETERS
2.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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