PHREEQC version 3 downloads

  • PHREEQC version 3.5.2 with (adapted) Notepad++ version 6.6.9: phreeqc3.Installer.exe.

    See release notes for what's new and debugged.

    For running in linux or on the Apple, install virtualbox by ORACLE.
    A windows version from XP onwards will work fine, but on XP you may have to install .NET4 from
    dotnetfx40_full_setup.exe

    The manuals, the new Pitzer.dat and the updated help file are installed automatically by the Installer.

  • PHREEQC 3.5 Help, be up-to-date with new options...
    Download the help file as:
    • phreeqc.chm.zip, a zip-file. Or
    • phreeqc.chm.exe, a self-extracting zip-file. Or
    • phreeqc.chm. The plain chm file. NOTE... Do not open this file, first right-click on the saved file, select Properties, Unblock, Apply, OK. Then, open it, left-clicking on the file.

  • PHREEQC Manual for version 3: manual3.pdf.

  • Model equations from the PHREEQC Manual for version 2 (1999): manual2_eqns.pdf.

  • New: Implicit calculation of diffusion and electro-migration allows for faster calculations and gives more stable results, see release notes, and for examples, electro-migration and electro-remediation, principles.

  • From 2015: Pitzer database for Na-K-Mg-Ca-Ba-Cl-CO2-HCO3-SO4-H4SiO4 at high T and P: zipped appendix to the paper, with examples and input files with data useful for checking geochemical codes that aim at calculating water-rock interaction at high T, P, and ionic strength.

  • Archive: Source code and databases.

  • David Parkhurst's site has other PHREEQC versions and the phreeqci GUI, and IPhreeqc modules for coupling Phreeqc with Python, Excel, and other codes.

  • Vincent Post's PHREEQC-2 for WINDOWS uses the obsolete version 2.18, but the interface is inviting and the keyword templates may be helpful when starting.

  • David Kinniburgh's PhreePlot allows to make accurate pe-pH diagrams and has a wealth of options for plotting other chemical data, for example:

    pe-pH-As pe-pH-As+sorbed species As sorbed species as function of P_CO2 and PO4

    See the gallery of PhreePlot for more examples.

    «—