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Water and Wastes Digest Archive

May 2011
The Dalecarlia Water Treatment Plant (WTP) in Washington, D.C., is one of two plants at the Washington Aqueduct that serve the district and surrounding areas. The federally owned plant will host a facility tour at this year’s AWWA ACE11 conference. Here...
Large Colorado WWTP reduces operating costs with automated data control systemThe Littleton/Englewood Wastewater Treatment Plant (LEWWTP) is the third-largest publicly owned treatment works (POTW) in the state of Colorado. LEWWTP is rated at nearly 50...
This year’s American Water Works Assn. (AWWA) Annual Conference & Expo (ACE11) will host more than 500 exhibitors and take place against the inspiring backdrop of Washington, D.C. A major highlight this year is the opportunity to get up close and...
The St. Regis Mohawk Tribe in New York state has a long and proud history of land stewardship. That is why, in the 1990s, residents of the St. Regis Mohawk Reservation moved to establish their own tribally operated solid waste curbside collection service...
Since first discussing plans to build Niner Wine Estates, a family-owned winery on California’s Paso Robles Westside that opened in the spring of 2010, both owner Richard Niner and winemaker Amanda Cramer have considered sustainability to be an issue of...
Biological nutrient removal (BNR) removes total nitrogen (TN) and total phosphorus (TP) from wastewater through the use of microorganisms under different environmental conditions in the treatment process. Effluent nitrogen and phosphorus are the primary...
Typically, reverse osmosis (RO) membrane water treatment facilities lose at least 15% to 20% of their feedwater via reject or concentrate. A pilot study completed in Manatee County, Fla., however, shows that treatment losses can be reduced to...
For centuries, leaks have presented a number of challenges. When we were kids, the biggest problem was to find and fix a hole in a bike tire. The old standby worked well: Plunging the inflated tube into a tub of water usually allowed you to find the air’...
Oregon WWTP works to achieve—and someday exceed—energy independence Water and wastewater treatment systems account for up to 4% of U.S. energy usage each year, according to the U.S. Environmental Protection Agency (EPA). When considered at a local level...
"An ounce of prevention is worth a pound of cure.” – Benjamin Franklin Nearly 300 years after Franklin made these words famous, their message rings true in various contexts, including in the realm of water/wastewater public outreach. Savvy utilities are...

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The Water & Wastes Digest staff invites industry professionals to nominate the water and wastewater projects they deem most remarkable and innovative for recognition in the Annual Reference Guide issue. All projects must have been in the design or construction phase over the last 18 months.

2014 Top Projects Nomination Form

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Raleigh, N.C., has added a small increase to water bills as a permanent watershed protection fee. Do you agree with this idea?: