2018 Annual Air Quality Report

Board of Directors Santa Barbara County Air Pollution Control District Our Mission: To protect the people and the environment of Santa Barbara County from the effects of air pollution. Aeron Arlin Genet Director / APCO

Joel Cordes / Principal Monitoring Specialist August 15, 2019 Overview

• 2018 Exceedances

• Ozone Exceedances and Trends

• PM Exceedances and Trends

• AQI Summary and Trends Criteria Pollutants

Oxides of Course Fine Sulfur Carbon Nitrogen Particulate Particulate Ozone (O3) Dioxide Monoxide (NOX, NO, Matter Matter (SO2) (CO) NO2) (PM10) (PM2.5) Santa Barbara County Air Monitoring Stations Exceedance of Standards in 2018

• Met all standards except for particulate matter (Zero days over the ozone standards) 3 • 27 days over the PM10 24 hour State standard of 50 ug/m

3 • 4 Sites exceed the PM10 annual State standard of 20 ug/m

3 • 2 days over the PM2.5 24 hour Federal Standard of 35 ug/m Ozone Trends Ozone Trends (continued) 200

180

160

140 1 Hour Standard (125)

120

100

80 Parts Per Billion (ppb)

8 Hour Standard (70) 60

40

20

0

YEAR

Ozone 2nd Max 1-hr Ozone 4th Max 8-hr • 2006 Everyday Sampling began Particulate Trends • 2007 Southern CA fires • 2008 Tea Fire, Gap Fire • 2016 Sherpa Fire, Canyon Fire • 2017 Thomas Fire • 2018 Smoke from Northern Cal Fires PM10 Trends 300

250

200

Federal 24 Hour Standard (150) 150

100 Micrograms Per Cubic Meter (ug/m3)

State 24 Hour Standard (50) 50

State Annual Mean Standard (20) 0

YEAR

PM10 2nd Max 24-hr PM10 Annual Mean 24-hr PM2.5 Trends • 2017 – Thomas Fire 50

• 2018 – Northern California wildfires 45

40 24 Hour Standard (35)

35

30

25

20

15 Micrograms Per Cubic Meter (ug/m3) Annual Standard (12)

10

5

0 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 YEAR PM2.5 98th Percentile 24-hr PM2.5 Annual Weighted Mean 24-hr

Air Quality Index in 2018 200 190 2018 AQI Stats 180 Unhealthy 170 160 • 244 Good days 150 140 Unhealthy for Sensitive Groups 130 • 119 Moderate days 120 110 • 62 days Ozone 100 Moderate • 50 days PM2.5 90 • 7 days PM10 AQI 80 70 60 • 2 UHSG days 50 • PM2.5 40 30

20 Good • No Unhealthy days 10 0 20180101 20180110 20180119 20180128 20180206 20180215 20180224 20180305 20180314 20180323 20180401 20180410 20180419 20180428 20180507 20180516 20180525 20180603 20180612 20180621 20180630 20180709 20180718 20180727 20180805 20180814 20180823 20180901 20180910 20180919 20180928 20181007 20181016 20181025 20181103 20181112 20181121 20181130 20181209 20181218 20181227 Date Contact Information

Joel Cordes Principal Monitoring Specialist (805) 961-8816 [email protected]