Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

JavaScript appears to be disabled on this computer. Please click here to see any active alerts.

SRD-Source Ranking Database for Indoor Air Pollutants Download and Install Instructions

The SRD installation program has been compressed into a single self-extracting executable file. To install SRD on your system, complete the following instructions:

Download the SRD self-extracting executable file (srdins.exe) to any directory of your choice.

Run srdins.exe. This process will self extract the needed setup files

Run the file named "setup.exe" and follow the user prompts throughout the setup process.

Source Ranking Database (SRD) (EXE) (exe) (11.87 MB)

In the spring of 2003, OPPT reviewed all of its tools and models funding and decided to place the SRD into the category, 'Retain with no further investment'. Therefore, the reader is advised that this version of the Source Ranking Database is deemed to be the final and that updates to the SRD will not occur. If this policy changes, this web page will be revised to reflect current policy.

SRD-Source Ranking Database for Indoor Air Pollutants Download and Install Instructions

Predictive Models and Tools for Assessing Chemicals under the Toxic Substances Control Act (TSCA)