Skip to main content
U.S. flag

An official website of the United States government

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.

Download CONTAM

Latest release

CONTAM 3.4.0.2
Released: November 8, 2021

Program fixes:

  • ContamW Issue #27: Find & Replace for AHS by Name provided a list of Filters instead of AHS names in the dropdown.
  • ContamW Issue #32: Enable results display of large SIM files.
  • ContamW Issue #33: Prevent use of asterisk "*" at beginning of zone name.
  • ContamW Issue #34: Program crash when scrolling SketchPad to view airflow paths with Pressure or Flow limits exceeded.

ContamW: Windows: [CONTAM-3.4.0.2-Win32-setup.exe] (5.5 MB)
    Installs 32-bit Windows versions of ContamW, ContamX, simread, simcomp, and prjup.

    ContamX:
    Windows 64-bit: [contam-x-3.4.0.1-win64.zip] (3.1 MB)
       Includes 64-bit versions of ContamX, simread, simcomp, prjup, and CONTAM_EPWtoWTH.exe
    Linux 64-bit: [contam-x-3.4.0.1-Linux-64bit.tar.gz] (2.2 MB) 
       Includes 64-bit versions of ContamX, simread, simcomp, and prjup

    Previous Versions

    See CONTAM Revision History for more detailed information.

    CONTAM 3.4.0.1
    Released: January 8, 2021
    ContamW: Windows: [CONTAM-3.4.0.1-Win32-setup.exe] (5.5 MB)
        Installs 32-bit Windows versions of ContamW, ContamX, simread, simcomp, and prjup.
    ContamX:
    These packages include ContamX, simread, simcomp, and prjup.
    Linux 64-bit: [contam-x-3.4.0.0-Linux-64bit.tar.gz] (1 MB) 
    Linux 32-bit: [contam-x-3.4.0.0-Linux-32bit.tar.gz] (730 KB)
    Windows 64-bit: [contam-x-3.4.0-win64.zip] (900 KB)

    CONTAM 3.4.0.0
    Released
    : July 2020
    ContamW: Windows: [CONTAM-3.4.0.0-Win32-setup.exe] (5.5 MB)
        Installs 32-bit Windows versions of ContamW, ContamX, simread, simcomp, and prjup.

    CONTAM 3.2.0.2
    Windows: [ CONTAM32.msi ] (6.6 MB)
    Windows 64-bit: [contam-x-32-release-x64.exe] (1.7 MB)
    Linux (ContamX only): [contam-x-3.2.0.0-linux.tar.gz ] (1.5 MB)
    CONTAM User Guide and Program Documentation version 3.2 [NIST.TN.1887.pdf] (3 MB)

    CONTAM 3.1: [CONTAM31.msi ] (5.2 MB)

    CONTAM 3.0a: [CONTAM30.msi ] (4.4 MB)

    CONTAM 2.4c: [CONTAM24.msi ] (4.25 MB)

    Last updated: 1/08/2021

    Created March 9, 2018, Updated November 9, 2021