Feb 5, 2026 · MODFLOW is a popular open-source groundwater flow model distributed by the U.S. Geological Survey.

MODFLOW is the U.S. Geological Survey modular finite-difference flow model, which is a computer code that solves the groundwater flow equation. The program is used by hydrogeologists to simulate …

This “getting started” guidebook is intended to help the user go beyond the basics. MODFLOW is a powerful tool for gaining insight into hydrogeological controls on flow in a groundwater system.

© Copyright 2026, MODFLOW Development Team.

MODFLOW is a popular open-source groundwater flow model distributed by the U.S. Geological Survey. For 30 years, the MODFLOW program has been widely used by academic researchers, private …

2 days ago · This documentation is intended for MODFLOW 6 contributors and users of the MODFLOW 6 library/API. MODFLOW 6 usage documentation can be found on ReadTheDocs.

MODFLOW 6 v.6.7.0 for Microsoft Windows; distribution includes documentation, binary executables, source code, test problems, and utility programs For release notes, input/output guides, and …

Mar 3, 2022 · MODFLOW is the USGS's modular hydrologic model. MODFLOW is considered an international standard for simulating and predicting groundwater conditions and groundwater/surface …

Mar 22, 2023 · MODFLOW-6 is the newest core version of the groundwater flow code developed by the MODFLOW team at the US Geological Survey (USGS) and collaborating industry leaders.

Visit the USGS "MODFLOW and Related Programs" site for information on MODFLOW 6 and related software. This is the approved USGS MODFLOW 6.6.3 release.