Water-Quality Information -- Software

• Instant Unit Conversions (interactive conversions, made available by the Institute of Chemistry, Freie Universitaet, Berlin, Germany).
• OTIS - One Dimensional Transport with Inflow and Storage (OTIS): A Solute Transport Model for Streams and Rivers
• Alkalinity/ANC Calculator Program
• Alkalinity/ANC calculator software - Explanation of routine speciation calculations and those with pH greater than 9.2.
• Measuring hydroxide concentrations and tips for calculating alkalinity and ANC
• For detailed instructions on the determination of alkalinity or acid neutralizing capacity (ANC) in water, refer to Alkalinity and Acid Neutralizing Capacity, NFM 6.6
• DOTABLES - dissolved oxygen saturation tables
• HASS -- Hydrologic Applications System Software
• Ground Water
• Surface Water
• Water Quality
• General
• Geochemistry (PHREEQC Version 2, PhreeqcI, PHAST, NETPATH, PHRQPITZ, PHRQCGRF)

Information

• The USGS Surface-Water Quality and Flow Modeling Interest Group




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U.S. Department of the Interior, U.S. Geological Survey Maintainer: Office of Water Quality Last update: 15:19:06 Tue 21 Oct 2003 Privacy Statement || Disclaimer || Accessibility URL: http://water.usgs.gov/owq/software.html