Water Resources Applications Software

FourPt

An unsteady, one-dimensional, open-channel flow model

Information

Summary of FourPt

Version history

UNIX installation instructions (README file)

How to order U.S. Geological Survey printed documentation

How to register to receive software update and enhancement notices

Software

Selection of the following options preceded by a binary icon retrieves a compressed UNIX tar file. A README file containing installation instructions is included with each of the software distribution files.

The Free Software Foundation's gunzip is necessary to uncompress the UNIX tar files available below. However, some World Wide Web browsers automatically uncompress retrieved files. Thus, running gunzip as stated in the installation instructions may be unnecessary.

FourPt compiled for...

Data General AViiON (1.3MB)

Sun SPARCstation (Solaris)(1.2MB)

FourPt source code for compilation under...

UNIX (728K)

The above software can also be accessed via anonymous FTP from water.usgs.gov in the /pub/software/surface_water/FourPt directory.

Documentation

How to order U.S. Geological Survey printed documentation

DeLong, L.L., Thompson, D.B. and Lee, J.K., 1997, The computer program FourPt (Version 95.01)--a model for simulating one- dimensional, unsteady, open-channel flow: U.S. Geological Survey Water-Resources Investigations Report 97-4016, 69 p.

User's manual, Portable Document Format (PDF) (556K)

User's manual, PostScript (PS) (2.1MB)

Point of contact for FourPt:

U.S. Geological Survey

Hydrologic Analysis Software Support Program

437 National Center

Reston, VA 20192

(electronic mail: h2osoft@usgs.gov)