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ALCOSAN announces leadership in Communications, Governmental Affairs

As ALCOSAN continues its work keeping the region’s rivers and streams clean for generations to come, the authority today announced two leadership changes in an effort to better serve its municipal customers and the community at large.

ALCOSAN's Prevost Named Civil Engineer of the Year

Working diligently to bring solutions to the region’s issue of overflows caused by excess groundwater and stormwater, ALCOSAN’s Tim Prevost has been named the 2017 Civil Engineer of the Year by the Pittsburgh Section of the American Society of Civil Engineers (ASCE).

ALCOSAN’s GROW Program Receives National Award

ALCOSAN's GROW Program has been selected to receive a 2018 National Environmental Achievement Award by the National Association of Clean Water Agencies (NACWA).

ALCOSAN Announces New Rates, Which Are Lower Than Previous Estimates

The Allegheny County Sanitary Authority Board of Directors yesterday approved a four-year rate structure that will pay for the Clean Water Plan to improve the quality of the water in the region’s rivers and streams. These increases are significantly lower than previously estimated.


The Allegheny County Sanitary Authority Board of Directors has completed its second round of funding for the innovative work that began earlier this year when ALCOSAN launched its Green Revitalization of Our Waterways program.

ALCOSAN Wins its Division in Green Workplace Challenge

 ALCOSAN is thrilled by its selection as a winner in the Pittsburgh Green Workplace Challenge.

Learn to Prepare for Emergencies at ALCOSAN's Open House

With all of the danger and damage caused by this season’s powerful hurricanes, it’s no wonder many people have questions about what they can do to remain safe in the event of an emergency. During the 15th annual Open House on Saturday, ALCOSAN will host the Allegheny County Emergency Preparedness Booth with interactive games, educational resources and industry professionals on hand to discuss preparedness goals and initiatives.

Double the Fun at ALCOSAN's Open House Saturday

Thousands of people attend ALCOSAN’s award-winning Open House each year, and there’s an extra incentive for them to return this year, and to bring newcomers with them.

Award-winning Open House set for Sept. 16

ALCOSAN will hold its 15th annual Open House from 9 a.m. to 4 p.m. on Saturday, September 16, with a wide range of activities designed to entertain the youngest visitors, their parents, grandparents and people of every age in between.

ALCOSAN Launches Public Health Alerts

As Pittsburghers start heading to the rivers for the season, ALCOSAN activated its public health advisory system today, keeping citizens informed through text, email, web and flags posted along the three rivers that detail when sewage overflows occur. These alerts will be posted through October 31.

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3300 Preble Avenue
Pittsburgh, PA 15233
(412) 766-4810