When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. History of water supply and sanitation - Wikipedia

    en.wikipedia.org/wiki/History_of_water_supply...

    Throughout history, people have devised systems to make getting water into their communities and households and disposing of (and later also treating) wastewater more convenient. [1] The historical focus of sewage treatment was on the conveyance of raw sewage to a natural body of water, e.g. a river or ocean, where it would be diluted and ...

  3. Sanitary sewer - Wikipedia

    en.wikipedia.org/wiki/Sanitary_sewer

    The decision to build a combined sewer system or two separate systems is mainly based on the need for sewage treatment and the cost of providing treatment during heavy rain events. Many cities with combined sewer systems built their systems prior to installing sewage treatment plants, and have not subsequently replaced those sewer systems. [2]

  4. History of waste management - Wikipedia

    en.wikipedia.org/wiki/History_of_waste_management

    A Roman sewer tunnel in Cologne. Waste management has been a concern for human civilizations throughout history. The earliest known wastewater management system dates back to around 6500 BCE in present-day Syria, featuring sophisticated gutter systems and settling chambers.

  5. Dallas Water Utilities - Wikipedia

    en.wikipedia.org/wiki/Dallas_Water_Utilities

    Dallas Water Utilities (DWU) is the water and wastewater service operated by the City of Dallas, Texas, in the United States.DWU is a non-profit City of Dallas department that provides services to the city and 31 nearby communities, employs approximately 1450 people, and consists of 26 programs.

  6. Sewerage - Wikipedia

    en.wikipedia.org/wiki/Sewerage

    Sewerage (or sewage system) is the infrastructure that conveys sewage or surface runoff (stormwater, meltwater, rainwater) using sewers. It encompasses components such as receiving drains , manholes , pumping stations , storm overflows, and screening chambers of the combined sewer or sanitary sewer .

  7. As sewage overflows become more frequent, advocates and ... - AOL

    www.aol.com/sewage-overflows-become-more...

    “These systems were designed to discharge like this so that you avoid backing up people's homes and overwhelming treatment plans. But as a result, we've designed ourselves a new pollution ...

  8. Combined sewer - Wikipedia

    en.wikipedia.org/wiki/Combined_sewer

    Combined sewer outflow into the Anacostia River in Washington, D.C. Ratcliff Beach CSO discharges into the River Thames in London [7]. These relief structures, called "storm-water regulators" (in American English - or "combined sewer overflows" in British English) are constructed in combined sewer systems to divert flows in excess of the peak design flow of the sewage treatment plant. [6]

  9. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!