phreeqc: R Interface to Geochemical Modeling Software

A geochemical modeling program developed by the US Geological Survey that is designed to perform a wide variety of aqueous geochemical calculations, including speciation, batch-reaction, one-dimensional reactive-transport, and inverse geochemical calculations.

Version: 3.4.10
Depends: R (≥ 2.10)
Published: 2019-01-30
Author: S.R. Charlton, D.L. Parkhurst, and C.A.J. Appelo, with contributions from D. Gillespie for Chipmunk BASIC and S.D. Cohen, A.C. Hindmarsh, R. Serban, D. Shumaker, and A.G. Taylor for CVODE/SUNDIALS
Maintainer: S.R. Charlton <charlton at>
License: GPL-3
NeedsCompilation: yes
Citation: phreeqc citation info
CRAN checks: phreeqc results


Reference manual: phreeqc.pdf
Package source: phreeqc_3.4.10.tar.gz
Windows binaries: r-devel:, r-devel-gcc8:, r-release:, r-oldrel:
OS X binaries: r-release: phreeqc_3.4.10.tgz, r-oldrel: phreeqc_3.4.10.tgz
Old sources: phreeqc archive


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