Arizona is the only state with 'unhealthy' air quality. Part of it stems from our geography, but part also comes from our ...

The Center for Biological Diversity and the Patagonia Area Resource Alliance say federal regulators failed to review a ...

Leading air quality experts are expected to gather in Phoenix to "address rising ground-level ozone concentrations in ...

Learn more about the latest Phoenix area weather forecast and conditions with Most Accurate Forecast from ABC15.