Data and Tools
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EZ Query Search Options Help
In database terms, the Search Options are really "comparison operators". This page provides descriptions for the search options that are available to you through EZ Query.
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Data Summary of The First Unregulated Contaminant Monitoring Rule
Data summary and analytical results of the First Unregulated Contaminant Monitoring Rule (UCMR 1).
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Data Summary of The Second Unregulated Contaminant Monitoring Rule
Data summary and analytical results of the Second Unregulated Contaminant Monitoring Rule (UCMR 2).
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Data Summary of The Fourth Unregulated Contaminant Monitoring Rule
Data summary and analytical results of the Fourth Unregulated Contaminant Monitoring Rule (UCMR 4).
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Data Summary of The Third Unregulated Contaminant Monitoring Rule
Data summary and analytical results of the Third Unregulated Contaminant Monitoring Rule (UCMR 3).
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Cost Reports and Guidance for Air Pollution Regulations
Web page for EPA's Control Cost Manual and Cost Reports
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Runs Better Unleaded Poster
Post on preventing childhood lead poisoning.
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Manual del instructor - Modelo de curso de actualización de capacitación de técnicos certificados en muestreo de polvo con plomo
Manual del instructor - Modelo de curso de actualizacion de capacitación de técnicos certificados de muestreo de polvo con plomo
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EPA Approved Texas Source-Specific Requirements
eCFR Table of EPA-Approved Texas Source-Specific Requirements
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Job Aide for Preparing Permit Action Submissions in the Electronic Permitting System Air Permit Review Module
This document provides instructions for using the Electronic Permitting System Air Permit Review Module
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Combining Data into Complete Engine ALPHA Maps
The National Center for Advanced Technology (NCAT), part of the National Vehicle and Fuel Emissions Laboratory (NVFEL), assesses the effectiveness of advanced low emission and low fuel consumption technologies for a broad range of key light-duty vehicles.
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Nitrogen Dioxide/Nitrogen Oxide In-Stack Ratio (ISR) Database
The EPA’s Guideline on Air Quality Models, Appendix W to 40 CFR Part 51, recommends a three-tiered screening approach to estimate ambient concentrations of Nitrogen Dioxide (NO2).
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Superfund Redevelopment Mapper
This web-based mapping tool helps stakeholders explore potential reuse opportunities. Any existing GIS data layer can be added to the tool, allowing users to explore more information such as income levels, unemployment numbers and land features.
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San Francisco Bay Flyover Videos
Video flyover animations of the watersheds of the San Francisco Bay Delta: North Along the Sacramento River and South along the San Joaquin River
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KABAM Version 1.0 User's Guide and Technical Documentation
User guide and technical information about KABAM, a simulation model used to predict pesticide concentrations in aquatic regions for use in exposure assessments.
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Historical Cost Equations Documentation for CoST
CoST-related historical cost equations documentation for models and tools maintained by OAQPS
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AP 42 Section 15.7 Mines and Smoke Pots - Related Information
AP 42 Section 15.7 Mines and Smoke Pots - Related Information
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2012 TRI National Analysis Basic Data Files
The top 100 requested data fields from TRI Reporting Form R and Form A are included in each 2012 basic data file.
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2015 TRI National Analysis Basic Data Files
The top 100 requested data fields from TRI Reporting Form R and Form A are included in each basic data file.