Our Mission

 Collaboration, Education, Research. LOSH works with the most vulnerable workers to promote health and safety in the workplace. We train and educate workers, conduct research and promote collaboration among government officials, employers, unions and the community to improve conditions that are unhealthy for all.

Four short video clips were produced in five indigenous languages.

Each video clip focuses on one of four key messages regarding the Cal/OSHA COVID-19 Prevention Emergency Temporary Standards (ETS), which include measures that California employers must follow to protect workers from exposure. Check them out today!

As we approach the second half of 2021, many of us are taking stock of the difficult year we have just been through and looking forward to promises of reopening and renewal.  Read more.

A medida que nos acercamos a la segunda mitad de 2021, much@s de nosotr@s estamos haciendo sentido del año difícil que acabamos de tener y esperamos las promesas de reapertura y renovación. Lea más aquí.

UCLA LOSH collaborated with the United Steelworkers (USW) to create four short videos that highlight the history and key elements of the regulation. Check them out today!

List of resources for workers and communities impacted by COVID-19. We will continue to update this list with additional resources as they become available.⁣ Learn more!

Lista de recursos para los trabajadores y las comunidades afectadas por el COVID-19. Continuaremos actualizando esta lista con recursos adicionales a medida que estén disponibles.⁣ Aprenda más!


This UCLA-LOSH video highlights the coalition that joined forces after the Chevron Richmond refinery fire to protect workers and communities. The efforts of labor, community, environmental justice and health activists ultimately led to a stronger Cal/OSHA Process Safety Management standard.

Take a look at our short video, click here.

  • Wokers