Chapter 173-475 WAC
AMBIENT AIR QUALITY STANDARDS FOR CARBON MONOXIDE, OZONE, AND NITROGEN DIOXIDE
Last Update: 2/29/80
WAC SECTIONS
173-475-010
Purpose.
173-475-020
Definitions.
173-475-030
Air quality standards.
173-475-040
Measurement methods.
173-475-050
Reporting of data.