2019 ALCOSAN Open House 

Saturday, September 21, 2019 marks the return of ALCOSAN's annual award-winning Open House event, FREE and open to the public from 9:00 a.m. to 4:00 p.m., rain or shine!  Join us for the region's largest watershed and environmental festival, featuring hands-on environmental exhibits, treatment plant and laboratory tours, microbiology and watershed life demonstrations, and educational activities for all ages!

For more information, use the following links:


Sewer Overflow Advisory key: Wet Weather overflows have ceased. Rivers, streams and creeks may still be impaired. For more information: http://www.alcosan.org/SewerOverflowAdvisories/SewerOverflowAdvisoryKeySOAK/tabid/114/Default.aspx

Customer Care at ALCOSAN, we believe it's our duty and privilege to protect, recover and reuse our most valuable resources for the benefit of our customers.

Consent Decree: To comply with provisions set forth in the Clean Water Act, ALCOSAN must meet a series of requirements for planning, design and construction, operation and permitting. For more information http://www.alcosan.org/WetWeatherIssues/ConsentDecree/tabid/63/Default.aspx

Watershed Education: Leave small leftovers of paint and solvents to dry rather than pouring them down the drain. Learn more http://www.alcosan.org/Portals/0/PDFs/WhatCanUDo_Brochure_bled.pdf

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Pittsburgh, PA 15233
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