Stockton and the surrounding areas in San Joaquin County have challenges with air quality in which causes high rates of asthma and other respiratory conditions. As wildfires become increasingly common due to the effects of climate change, the San Joaquin Valley often gets polluted with particulate matter from the smoke. RTD has been an early adopter of clean energy vehicles, including diesel hybrid and all-electric buses which help reduce local sources of pollution. If you would like RTD to continue its efforts to reduce pollution to benefit all area residents, please complete the survey. Click here to get started.