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Updated: May 12, 2026

Spatial Temporal Analysis of Fieldwise Flow in Microvasculature

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Published on: November 18, 2019

ListingAnalyst: a program for analyzing the main output file from MODFLOW.

Richard B Winston¹, Scott Paulinski

¹U.S. Geological Survey, California Water Science Center, Sacramento, CA 95819; spaulinski@usgs.gov.

|April 16, 2013

Summary

This summary is machine-generated.

ListingAnalyst is a Windows program that efficiently views large output files from MODFLOW-2005, MODFLOW-NWT, and MODFLOW-LGR. It simplifies navigation, error checking, and data extraction for hydrogeology modelers.

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Area of Science:

Hydrogeology and Groundwater Modeling
Computational Science and Software Development

Background:

Managing and interpreting large output files from numerical groundwater models like MODFLOW can be challenging.
Efficient data visualization and error checking are crucial for model calibration and analysis.

Purpose of the Study:

To introduce ListingAnalyst, a Windows program designed for streamlined viewing of MODFLOW output files.
To enhance the user experience in navigating, analyzing, and extracting data from large hydrogeology model outputs.

Main Methods:

Development of a Windows-based application, ListingAnalyst.
Implementation of a tree-view control for hierarchical file navigation.
Integration of dedicated tabs for error and warning message aggregation.
Inclusion of a grid view for readable table display and spreadsheet compatibility.
Addition of file search functionality for specific terms.

Main Results:

ListingAnalyst provides rapid display of large MODFLOW output files with minimal memory usage.
The program facilitates quick navigation to specific file sections and subsections.
Error and warning messages are consolidated for easier identification and resolution.
Tabular data is presented clearly and can be easily exported to spreadsheets.
Users can efficiently search the output files for relevant information.

Conclusions:

ListingAnalyst offers a significant improvement in the usability of MODFLOW output files.
The software aids hydrogeologists in more effectively analyzing model results.
ListingAnalyst streamlines the process of debugging and data extraction in groundwater modeling workflows.