Issues

• Compatibility with more current Modflow 6 versions

  MODFLOW-ORG/mt3d-usgs#91 · Filter by author mgozdor2 opened on Aug 14, 2025
  5

• Intermittent floating over/underflow

  MODFLOW-ORG/mt3d-usgs#90 · Filter by author wpbonelli opened on Aug 6, 2024

• MT3D-USGS doesn't handle recharge and EVT properly with MODFLOW 6 models.

  MODFLOW-ORG/mt3d-usgs#89 · Filter by author rbwinst-usgs opened on Jan 27, 2022

• End Loops

  MODFLOW-ORG/mt3d-usgs#85 · Filter by author milesatstetson opened on Oct 6, 2020
  1

• Constant concentration condition (ICBUND < 0) is not persistent

  MODFLOW-ORG/mt3d-usgs#82 · Filter by author DarkForceOne opened on Aug 24, 2020
  4

• sft_crnkNic fails on Windows and macOS

  test problem issue
  MODFLOW-ORG/mt3d-usgs#81 · Filter by author jdhughes-dev opened on Aug 4, 2020
  2

• MT3D-USGS version is missing from LIST output file

  MODFLOW-ORG/mt3d-usgs#80 · Filter by author mwtoews opened on Jul 14, 2020
  1

• GWT passes locally, but fails on Travis

  test problem issue
  MODFLOW-ORG/mt3d-usgs#77 · Filter by author emorway-usgs opened on Dec 3, 2019
  2

• LKT example output file shows time value higher than simulation time

  MODFLOW-ORG/mt3d-usgs#75 · Filter by author vivekbedekar opened on Nov 27, 2019

• SFT mass loading boundary

  requested enhancement
  MODFLOW-ORG/mt3d-usgs#33 · Filter by author jtwhite79 opened on Mar 6, 2018
  2

• Compare MT3D-USGS with MT3DMS sorption example

  MODFLOW-ORG/mt3d-usgs#25 · Filter by author emorway-usgs opened on Dec 13, 2017
  

• Free format for ssm point source/sink list

  question
  MODFLOW-ORG/mt3d-usgs#23 · Filter by author jtwhite79 opened on Dec 9, 2017
  2

• Symetric flow solution; Asymetric transport solution

  MODFLOW-ORG/mt3d-usgs#7 · Filter by author emorway-usgs opened on Sep 22, 2016
  1