Table Of ContentGUIDELINE A-3
)40- 1y0lremrof(
Operation of the Air Pollution Index (API), the Air Quality Index
(AQI) and the Air Quality Advisory
Legislative Authority:
Environmental Protection Act, Part I, Section 3(f)
no i4 t ,cn6eo4Si3tal uogierRatnO
Responsible Director:
hcna rgBnitrop ed Rnganirotin olMatnemnoriv n,ErotceriD
Last Revision Date:
49 9,1lirpA
Table of Contents
1.0 INTRODUCTION
2.0 DEFINITIONS
3.0 PURPOSE OF THE AQI AND API
3.1 esopruP fo ehtI
PA
3.2 esopruP fo ehtI
QA
4.0 AQI AND API LEVELS AND CONTROL ACTIONS
4.1 I
PA
4.2 I
QA
4.3 s
noi tlcoArtnoC
5.0 METHOD AND FREQUENCY OF REPORTS OF AQI AND API LEVELS
TO THE PUBLIC
5.1 I
PA
5.2 I
QA
SYNOPSIS
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Environmental Protection Act .)f (n3oitc e,tSIr a,P .lo ontoitamrof nnsyiaalirami rdpe sstuiI
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1.0 Introduction
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.xed nyItila ur Qie Ahd tnxaed nnIoitull or Pie A h-ot-irat ntOuohguor hsteitinumm oscuoirav
lla hysrtsin ieM hstnoit csaebircs edd nsaecid noi wetse h ftsoevitcej beo hstenilt ueoniledi usgihT
.erehpso m estohnattoiss itmneatul llooprt nmo oethch ttniowitcen nenokicat
2.0 Definitions
Air Pollution Index (API):
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.snoitidn olcacigoloroet eemsrev dfsaodoir egpnir usdtnanimatn oecseht
Air Quality Index (AQI):
ytilau qri amor fdevire decnivor peh tn isnoitaco lcificep sro fytilau qri af onoisserpx elaciremu nA
.snoita ceo s lsotthantemerusaem esfrlnooeo v,enloita croalluc ixtte ar daeaenhpcitud oorTp
sdradna toestvital edresserp xe ersaem igtnigare vlaaciti rscuoir arve vsotnanimatn oecrom
.secidni-b urxsoedni- b euacsudo rosptem igtnigare vd ansatnanimatn oecso hoettlbacilppa
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.xednI .xedni-b uIs PeA h etyb asmeul axvedni-b uIs QeA h fteonO If the API sub-index is the
highest of the sub-indices, then the API is the basis of the AQI.
Adverse Meteorological Conditions:
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.erehpsom tea hott nsitnatull o fploasreps itdneicif fee httneve rhpci h,wnoitanibmoc
Air Pollution Episode:
r iea htta hetm i ftdooir ehapc urs odf nlaev ehalc u ts sanioitanimatn orc inae hnwoisac cnoA
.ytilatr odm nsasenkc insam udhesaerc neisu ayc anmoitanimatnoc
Air Pollution Alert System:
.ytila urq iganitaroiret e fdsonr ahwci hmwets yAs
3.0 Purpose of the API and AQI
3.1 Purpose of the API
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3.2 Purpose of the AQI
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.noitull or pifnaooitneve reptaidem me ihr tol fo sdoaae tsetubonn aI cQe Ah,terofere h,tlareneg
I QeA h,truc ctohg ismmelbo ryptila urq isatcide ryprtsin ieM hnte hswnoisac c no,orevewoH
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4.0 API and AQI Levels and Control Actions
4.1 API
2
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Interpretation l
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no iltocrAtnoC y
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Interpretation l
eve Lyrosivd Anoitullo PriA
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snoitar etfpnooemliatruc
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Interpretation tre lnAoitull orP itAsriF
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snoitare ploiatr uosctecru otsnacifingis
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Interpretation tre lnAoitull orP idAnoceS
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secru onsoitull oftponemliatr urcehtruf
s
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Interpretation l
ev eeLdosi pnEoitull orPiA
no iltocrAtnoC h
tla echilb u opltaitnes ste osnecru onsoitull olp lraed rlol iywrtsin ieMhT
yrtoe foe atsnsowlocd
4.2 AQI
gnidaeR Interpretation
0 - 15 yreV dooG
16 - 31 Good
32 - 49 Moderate
50 - 99 Poor
su l0p01 Very Poor
4.3 Control Actions
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.htla ennhooitull or p ifsaotcap mliaren ee ghgtnidrag etrnemetatS
5.0 Method and Frequency of API and AQI Reports to the Public
5.1 API
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5.2 AQI
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