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Online Guide to MODFLOW-NWT

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List Utility Module (ULSTRD)

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Purpose

The List Utility Module is used to read lists of data in a variety of packages.

Documentation

Harbaugh, A.W., Banta, E.R., Hill, M.C., and McDonald, M.G., 2000, MODFLOW-2000, the U.S. Geological Survey modular ground-water model -- User guide to modularization concepts and the Ground-Water Flow Process: U.S. Geological Survey Open-File Report 00-92, 121 p.

RevisedMF2005Input.pdf

Other Notes

The List Utility Module is never used independently from packages so it does not have a separate symbol in the name file.

Input Instructions

Module ULSTRD reads lists, which are any number of repetitions of an input item that contains multiple variables. Examples of packages that make use of this module are the General-Head Boundary, Drain, River, and Well Packages.

Data Set 1

[ EXTERNAL IN ] or [ OPEN/CLOSE FNAME]

If Item 1 is not included, then the list is read from the package file. Item 1 must begin with the keyword “EXTERNAL” or the keyword “OPEN/CLOSE” (not both).

Data Set 2

[ SFAC Scale]

Data Set 3

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