| Following
is a list of freeware that provides information on issues related to wastewater. To
learn more about a particular item, click on the item name. To
download a software product or visit an interactive web site,
click on "download" or "view," respectively.
But first, please read our disclaimer and
permissions page if you haven't already done so.
Alternatives for Unsewered Communities
By US Environmental Protection Agency and Purdue University. A guide to to the facilities planning process for small communities. Topics covered include needs documentation, development of alternative solutions and selection of the best response, as well as treatment management and implementation. A section on sludge is included as well.
download
DOTABLES
By US Geological Survey (USGS). The DOTABLES program generates tables of dissolved oxygen (DO) saturation values and (or) salinity correction factors over ranges of temperature, pressure, and specific conductance.
visit
Envirofacts Warehouse
By US Environmental Protection Agency. Allows you to retrieve environmental information from EPA databases on Superfund sites, drinking water, toxic and air releases, hazardous waste and Biennial Reporting System data, water discharge permits, and grants information. Use online queries to retrieve data or generate maps of environmental information by choosing from several mapping applications available through EPA's Maps On Demand.
visit
Milking Center Wastewater Treatment
By US Environmental Protection Agency and Purdue University. Explores the special problems posed by milkhouse wastewater, including the design of the milking facility for cleaning management, determining strength and volume of effluent flow, and devising facilities to receive, treat, and safely dispose of the wastewater. A risk assessment questionnaire evaluates the soundness of the user's situation and suggests improvements.
download
Principles and Design of Onsite Waste Disposal with Septic Systems
By US Environmental Protection Agency and Purdue University. Teaches the basics of on-site treatment (septic tanks, drainfields, mounds, water conservation, etc.). Main menus include: principles of treatment, design, and siting, soil basics and water conservation
download
Search the EPA Internet
By US Environmental Protection Agency. Search the US Environmental Protection Agency's (EPA's) web site.
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UIC Class V Injection Wells
By US Environmental Protection Agency and Purdue University. Explains US EPA's Underground Injection Control (UIC) program, with a focus on Class V injection wells in particular. These wells inject wastewater directly into or above underground sources of drinking water, so it is important to understand why they exist, why they may pose a danger to the environment, and how they may be operated and maintained safely. Important information for the general public and for well owners and operators.
download
Vulnerability Self Assessment Software Tool (VSAT)
By Association of Metropolitan Sewerage Agencies. Provides a system for water and wastewater utilities seeking to analyze their vulnerability to both intentional threats and natural disasters. VSAT organizes data, supports vulnerability analyses, and documents the analyses for potential utility assets including physical plant, employees, knowledge base, information technology, and customers. Includes reference libraries of both potential threats and countermeasures, and provides a method for managing the information generated by security vulnerability assessments.
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