TABLE 1 - NATIONAL AMBIE

NT AIR QUALITY OBJECTIVES

(CLEAN AIR ACT, Reg. SOR/74 - 325, May 21, 1974)

CONTAMINANT UNITS

les

UNITS: pg/m

ihe
25
3.
4,

. Total Suspended

. Oxidants pag/m

Sulphur dioxide yo /m?
PPM
g/m
PPM
pag/m
PPM

Particulate p/m?
a

Matter

. Carbon Monoxide nadine

PPM
mg/m
PPM

3

3

(Ozone) PPM
mg/m
PPM
Ag/m
PPM

3
3

3

ma/m?
PPM

METHODS SPECIFIED:

Sulphur dioxide: West Gaeke
Total Suspended Particulate
Carbon Monoxide: Nondispers
Oxidants: Chemi luminescent

ACCEPTABLE DESIRABLE

LEVEL LEVEL BASIS
30-60 0-30 Annual Arith. mean
0.01 - 0.02 0-0.01 ut
150-300 0-150 Average 24 hour
0.06 - 0.17 0-0.06 u
450-900 0-450 Average | hour
0.17 - 0.34 0-0.17 "

60-70 0-60 Annual geom. mean
0-120 N.A. Average 24 hour
6-15 0-6 Average 8 hour
6-13 0-5 Hf
15-35 Ors Average | hour

13-30 0-13 A
0-30 N.A Annual arith. mean
0-0.015 N.A. u

30-50 0-30 Average 24 hour

0.015-0.025 0-0.015 tl

100-160 0-100 Average | hour

0.05-0.08 0-0.05 uN

micrograms per cubic meter
milligrams per cubic meter

parts per million

(Pararosani] ine)
: High-Volume Gravimetric
ive infra red spectrometry