MODPATH
The facts below are what the maker publishes about MODPATH, checked and dated. Our editors have not written about it yet.
Plans and prices
From MODPATH's own pricing page, checked 14 Nov 2026.
| Plan | Price | What it gives you |
|---|---|---|
| MODPATH version 7.2.001 | Free | Version 7.2.001; quadtree and quadpatch grids must have north-south orientation · Free; no charge stated |
The facts
Each one read from MODPATH's own pages, with the date it was checked.
What it does
- Compatible models
- Version 7 works with MODFLOW-2005, MODFLOW-USG, and MODFLOW-6.checked 14 Nov 2026
- Current release
- The USGS page identifies version 7.2.001 as the current release and says it was released December 15, 2017.checked 14 Nov 2026
- Documentation
- The USGS page links a 2016 user guide for MODPATH Version 7.checked 14 Nov 2026
- Download contents
- The USGS page links to the program, source code, user guide, example problems, and utilities.checked 14 Nov 2026
- Grid support
- For MODFLOW-USG and MODFLOW-6, unstructured-grid support is limited to smoothed, rectangular-based quadtree and quadpatch grids.checked 14 Nov 2026
- MODPATH-LGR
- MODPATH-LGR is a separate program with distinct input and output structure, adapted to work with nested-grid output from MODFLOW-LGR.checked 14 Nov 2026
- Orientation limit
- Version 7 supports quadtree and quadpatch grids only when they have a north-south orientation.checked 14 Nov 2026
- Public domain
- The page labels its media as public domain.checked 14 Nov 2026
- Purpose
- MODPATH is a particle-tracking model for MODFLOW.checked 14 Nov 2026
- Support contact
- The page lists the USGS MODFLOW Team email as [email protected].checked 14 Nov 2026