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  2. Guam Environmental Protection Agency - Wikipedia

    en.wikipedia.org/wiki/Guam_Environmental...

    Chapter 52 – Water and Wastewater Operator’s Mandatory Certification Act Requires any personnel of public or private potable water supply systems or waste water facilities to be certified. The certification is meant to ensure the operators are competent to supervise the operation of such systems.

  3. Sanitary engineering - Wikipedia

    en.wikipedia.org/wiki/Sanitary_engineering

    The Operator Certification requirements for water treatment operators and waste water treatment operators are described in detail by State law. To meet certification requirements, operators must submit an application to SWRCB, have the necessary work experience, meet the educational requirements, and pass an examination based on the knowledge ...

  4. Oregon Department of Environmental Quality - Wikipedia

    en.wikipedia.org/wiki/Oregon_Department_of...

    The Oregon Department of Environmental Quality (DEQ) is the chief regulatory agency of the government of the U.S. state of Oregon responsible for protecting and enhancing the state's natural resources and managing sanitary and toxic waste disposal.

  5. Wastewater treatment - Wikipedia

    en.wikipedia.org/wiki/Wastewater_treatment

    The main purpose of wastewater treatment is for the treated wastewater to be able to be disposed or reused safely. However, before it is treated, the options for disposal or reuse must be considered so the correct treatment process is used on the wastewater. The term "wastewater treatment" is often used to mean "sewage treatment". [4]

  6. Clean Water Services - Wikipedia

    en.wikipedia.org/wiki/Clean_Water_Services

    The wastewater is collected by a vast network of more than 800 miles (1,300 km) of sewer lines and 39 pump stations and routed to one of four treatment plants—Durham, Rock Creek, Hillsboro and Forest Grove. Ten percent of the wastewater treated by Clean Water Services is used for irrigation and in area wetlands during the summer months. [14]

  7. American Water Works Association - Wikipedia

    en.wikipedia.org/wiki/American_Water_Works...

    AWWA also publishes a variety of books, training manuals, standards, reports and videos for use by water professionals and others. [11] [12] [13] The Association also hosts an annual conference and exposition for the entire organization each summer in North America. Section conferences are also held in all parts of North America.

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  9. Water testing - Wikipedia

    en.wikipedia.org/wiki/Water_testing

    Wastewater analysis. All facilities in the United States that discharge wastewater to surface waters (e.g. rivers, lakes or coastal waters) must obtain a permit under the National Pollutant Discharge Elimination System, a Clean Water Act program administered by EPA and state agencies. The facilities covered include sewage treatment plants ...