AIRS software then validates the transactions and uses them to update the AIRS-AFS database. The online update process uses formatted screens to acquire new or modified data. The same validations are performed online as in batch updating, and immediate feedback is provided to diagnose any errors detected in the values entered into the screens. When all the necessary changes or additions have been entered on the screens, the software updates the AIRS-AFS database. An indicator showing whether a source is currently a significant violator of any applicable air regulations.
Required information includes action number, national action type, and date achieved.
Yes, AIRS-AFS can be used for spatial analysis. Every facility within the database is identified by its street address and ZIP code. In addition, some facilities may be spatially identified by latitude and longitude data if provided by the States. It may be necessary to limit spatial analysis to nationally required data because substantial variation exists in the amount of information reported by States for other data fields. AIRS-AFS data updates occur on a quarterly basis.