Carbon Monoxide Eight-Hour Max (PPM)

The information in this report is based on preliminary data and is subject to change. The real-time PM10/PM2.5

monitoring equipment is used for air quality forecasting and trend analysis.

11/14 11/15 11/16 11/17 11/18 11/19 11/20

San Joaquin

Stockton-Hazelton 1 1 0 0 1 1 1

Manteca

Tracy-Airport

Stanislaus

Modesto-14th 1 0 0 0 1 1 1

Turlock

Merced

Merced-Coffee

Madera

Madera-City

Madera

Fresno

Fresno-SSP

Clovis 1 0 0 0 1 1 1

Fresno-Garland 1 0 0 0 1 1 1

Fresno-Drummond

Parlier

Tranquillity

Huron

Kings

Hanford

Corcoran

Tulare

Visalia, Church

Porterville

Ash Mountain-SNP

Lower Kaweah-SNP

Kern

Shafter

Oildale

Bakersfield-Calif

Bakersfield-Muni 0 0 0 0 1 1 1

Edison

Arvin-DiGiorgio

Maricopa

Lebec

District Maximum 1
1
0
0
1
1
1

Maximum Measured Unofficial Days Over the Federal and State Standards¹

Value for This Year

Pollutant Maximum

PM10 Federal 24-hr 0
Federal 1-Hr Ozone 1

O3-1hr (ppb) 126
PM10 State 24-hr 168
State 1-Hr Ozone 44

O3-8hr (ppb) 99
PM2.5 Federal 2006 24-hr 9
Federal 2008 8-Hr Ozone 92

PM 10 (µg/m³) 152
PM2.5 Federal 1997 24-hr 0
Federal 1997 8-Hr Ozone 27

PM 2.5 (µg/m³) 51
State 1997 8-Hr Ozone 125
¹Data affected by smoke, high winds, fireworks, and etc. and which exceeded a federal standard are denoted with
an ‘x’ in the table above. Values marked with an ‘x’ are not included in the tallies above.
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Tuesday, November 21, 2017 Page 1 of 1