Bogotá,

Bogotá River Environmental Restoration Project: Upgrade/Expansion of Salitre WWTP

Rebuilding Pipes, Rebuilding Trust

Aqua Strategies Joins Hazen and Sawyer

Join Hazen Experts at the 2025 WateReuse Symposium

Nanofiltration Could Be Much Better at Tackling Heavy Organics Than We Thought

“A Major Finding” For Biosolids: Gasification Removes All Detectable PFAS from Finished Solids

Join Hazen Experts at the 2025 Utility Management Conference

Join Hazen Experts at the 2025 Membrane Technology Conference

Passaic Valley Sewerage Commission Automates Wastewater Management Workflow with ArcGIS Notebooks

Join Hazen Experts at WQTC 2024

Hazen and Sawyer Acquires WaterSMART Solutions to Enhance and Expand Operations in North America and Globally

A Look Inside Maryland’s New Bioenergy Facility

Jefferson County, Alabama Released from Sewer System Consent Decree