Protecting our blue skies for a healthy community!


Watch this space for upcoming events!

Upcoming Events

May 3, 2014: National Train Day at Union Station

May 11, 2014: Outdoor Discovery Festival at Lopez Lake

May 16, 2014: Bike to Work Day  More >>

June 21, 2014: Blues Baseball Game - Bike to the game and the first 100 get in free!


Past Event Highlights

CARB Regulatory Reporting Courses

(No local sessions are scheduled. See the links below for sessions around the state.)

All Courses

Fountain Valley, Riverside, & Santa Fe Springs CARB Training Course #514 - Truck and Bus and Tractor-Trailer GHG Reporting Training

Free Compliance Training

The State Air Resources Board is offering FREE compliance classes in San Luis Obispo in March and June. All classes listed below will be held at the APCD office at 3433 Roberto Court in San Luis Obispo.

Portable Equipment ATCM - Portable Diesel Engines/PERP (#302/303) - June 20
Learn about the State regulations that impact portable diesel engine (50 hp and above) owners and operators

Nature Festival

On Saturday, May 12, 2012, the APCD will participate in the 1st Annual Nature Festival at the Lopez Lake Recreation Area. The Nature Festival will be a great opportunity for families and individuals to experience the beautiful spring season and wildlife while enjoying numerous activies such as live music, ECO-Fair, clinics and demonstrations, local food vendors, prize drawings, free nature boat cruises and guided hikes.

Bike Month

May is bike month! Bike month is a local and national celebration to get people out of cars and onto two wheels throughout the month of May. This community event gets bigger and better every year. Click here for more information on Bike Month festivities and how you can get involved.

34th Annual Children’s Day in the Plaza

On Saturday, April 14, 2012 the APCD participated in Children’s Day in the Plaza at Mission Plaza in SLO. The purpose of this event was to bring education, fun and families together with community resources.

Cal Poly Open House 2012

APCD, SLO Car Free, and C5 are expanding their partnership with Cal Poly and participated in this year’s Open House on April 13th.

Get Down to Earth:  Earth Day 2012

 APCD participated in the 2012 Earth Day celebration which was held Sunday, April 22 at El Chorro Regional Park.  “Get Down to Earth” was the theme for this year’s event. The APCD was a sponsor of this event. To find out more about Get Down to Earth, visit

Grant Workshop

On February 29th the SLO County APCD and the Central Coast Clean Cities Coalition hosted a grant workshop. Slides from that workshop are available below.

ARB presentation on On Road (Truck and Bus) and Off Road Regulations

SLO County presentation on Grant Funding Opportunities

AB 118 Presentation on Grant Funding through the California Energy Commission