NO2 concentration at the bus terminal has remained 'extremely poor'

Yearly mean of NO2 levels measured in parts per billion (ppb) Shaded areas represent daily averages.

Incomplete data in 2010, 2011, 2013, 2015 and 2018. 2023 not included as mostly incomplete. EPA's extremely poor threshold at 360ppb averaged per hour.
Source: Southern Cross Station air quality FOI release