DESIGNATIONS IN US EPA REGION 9 FOR THE
24-HOUR PARTICULATE MATTER (PMio)
NATIONAL AMBIENT AIR QUALITY STANDARDS
| Nonattainment/Serious
Nonattainment/Moderate
Attainment (Maintenance)
Unclassifiable
The primary and secondary national ambient air quality standards (NAAQS) for
particulate matter (PMi0) are 150 micrometers per cubic meter (^ig/m3). Areas vio-
lating the NAAQS are designated "Nonattainment." Other Pacific territories under
EPA Region 9 jurisdiction (not shown on map) are designated "Unclassifiable".
Sources: Title 40 CFR Part 81, §303, 305, 312, 329, 352, 353, 354 (2012),
78 FR 38223 (June 26. 2013). ESRI (2006). TANA (2006).	XL CCMV
AIR1300053_l.mxd (August 5. 2013)
Reno planning area
N.E-V-A-DJA
CALIFORNIA
Sacramento County
Mono Basin
\
Mammoth Lake planning area
Owens Valley
pi an nm g^area
Coso Junction
Las Vegas
planning area
San Joaquin Valley
Air Basin
planning area
Indian Wells Valley
planning
ARIZONA
area
Trona
ast ivern
planning
Bullhead City
area
100 Mi es
ernaraino ma
Payson
Miami planning area
Phoenix
planning
area
Coachella Valley
planning area
South Coast
Air Basin
VL Hayden
^planning
West Pinal
Imperial Valley
planning area
HAWAII
area
vi<»	Rillito /
planning'
area
Paul Spur/
Douglas
/planning
area
Nogales
planning
area
planning'
area
anninraarea
GUAM

-------