Air Quality Monitoring Network Upper Hunter Spring 2021 seasonal newsletter

Air quality in the Upper Hunter was good during spring 2021. Daily particle levels were within national benchmarks 99.8% of the time at Singleton and 100% of the time at Muswellbrook. Hourly particle levels were in the good to fair air quality categories 99.7% and 99.9% of the time at Muswellbrook and Singleton respectively. Regional air quality continued to improve compared to recent years, with the region experiencing wetter conditions and average maximum temperatures in spring 2021.