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Title V Permitting Statistics Inventory
The Title V Permitting Statistics Inventory contains measured and estimated nationwide statistical data, consisting of counts of permitted sources, types of permits issued, and... -
Control Measure Dataset
The EPA Control Measure Dataset is a collection of documents describing air pollution control available to regulated facilities for the control and abatement of air pollution... -
Community Multi-scale Air Quality (CMAQ) Model Outputs
The CMAQ Model Outputs data asset includes current and projected future levels of ambient concentrations and deposition to support regulatory impact analyses. -
AP-42 Emissions Factors (WebFIRE)
Emissions factors have long been the fundamental tool in developing national, regional, state, and local emissions inventories for air quality management decisions and in... -
Control Strategy Tool (CoST)
The EPA Control Strategy Tool (CoST) is a software tool for projecting potential future control scenarios, their effects on emissions and estimated costs. This tool uses the NEI... -
OAR Tribal System
OTS is an internal EPA national tribal database to assist the Regions and HQs in tracking tribal performance information. -
Monitoring Knowledge Base (MKB)
The Monitoring Knowledge Base (MKB) is a compilation of emissions measurement and monitoring techniques associated with air pollution control devices, industrial process...