Science & Technology
-
Recent Additions for Provisional Peer-Reviewed Toxicity Values (PPRTVs)
The PPRTV recent additions page includes the dates and announcements of the addition and removal of PPRTV assessments over the years. Archived assessments can be obtained by contacting the STSC support center via the contact us link.
-
Chesapeake Bay Effectiveness Rational
This document describes the methodology EPA followed to establish the most effective use of these funds.
-
RFC 18003 - Ethylene Oxide
This RFC seeks the correction of Ethylene Oxide information disseminated in the 2014 update to the National Air Toxics Assessment (NATA)
-
RFC: CHEMDAT8, RCRA, SCDM, SCDM Win, SIMS, STF, SPHEM, CHEM9, HHRAP, HHRAPCF, TreatDB, KowWin, PhysProp, Chemfate, Water9, and PBT Profiler Databases
Submitted by the U.S. Chamber of Commerce
-
Electroplating Effluent Guidelines
Overview of the Electroplating Category and support documents
-
Tools for Source Water Protection Webcast
Learn more about tools for source water protection during our March 21st webcast.
-
Substitutes in Aerosols
This page includes substitutes for aerosols.
-
Substitutes in Adhesives, Coatings, and Inks
This page contains the end uses of adhesives, coatings, and ink, as well a listing of publications of adhesive, coating, and ink substitutes.
-
TSCA Section 5(b)(4) Concern List
EPA's existing chemicals programs address pollution prevention, risk assessment, hazard and exposure assessment and/or characterization, and risk management for chemicals substances in commercial use.
-
Learn About the Toxic Substances Control Act (TSCA)
This page provides an overview of TSCA authorities as well as specific sections of TSCA.
-
Smart Growth in Your Community
Map of EPA smart growth project locations and text version.
-
RFC 26002 - Modification Requests for Federal Equivalent Methods (FEM) Monitors
Request for Correction submitted by the NAAQS Regulatory Review & Rulemaking Coalition.
-
Table for Remote Sensing - Summary of RSD Studies
Remote Sensing - Summary of RSD Studies
-
Greeley Remote Sensing Pilot Program Final Report
This report evaluates how remote sensing technology can beused as a supplement or alternative to an inspection/maintenance (I/M) program.
-
Methodology used for Calculating VMT
The report provides the estimation of the annual VMT in California to help evaluate the effectiveness of the California s inspection and maintenance (I/M) program, also known as the Smog Check program.
-
Smog Check Station Performance
The report reviews the performance of different categories of inspection station in California and maintenance (I/M) program, also known as the Smog Check program.
-
Description of the High and Low Emitter Profile Models
Letter from Radian International to U.S. EPA Describing the High and Low Emitter Profile Models.
-
Guidance on Interim Approval of Inspection and Maintenance Plans
This document provides guidance on interim approval of I/M plans.
-
Improving Inspection and Maintenance Performance and On-board Diagnostics Monitor Readiness Memo
This EPA memorandum transmits an updated list of vehicles that exhibit issues related to OBD (on board diagnostics) monitor readiness and makes suggestions for how Inspection/Maintenance (I/M) programs can improve operational performance by addressing
-
Guidance Memo for Inspection and Maintenance
This memo to the EPA Regional Air Division Directors transmits the guidance document entitled, Considerations for State I/M Program Optimization.