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LATEST CH2M HILL ARTICLES

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Pretreatment Systems Enable Complete And More Economical PFAS Solutions
For operators looking to optimize their PFAS removal systems, controlling the presence of dissolved organic carbon (DOC) offers an approach to minimizing operational costs due to granular activated carbon (GAC) reactivation and ion exchange media change-out.  Continue Reading..
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Don't Let Poor Filter Housing Design Throttle Data Center Uptime
Proper filter housing design can prevent air binding, reduce fouling, and improve side-stream filtration reliability in the continuously operating cooling systems of AI data centers.  Continue Reading..
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Why OT Cybersecurity In Water Treatment Starts Before Design
Growing connectivity, new regulations, and long-term operational requirements are pushing cybersecurity decisions into the earliest stages of industrial project design.  Continue Reading..
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EDL, MDL And LOQ: Understanding Detection Limits In Water Analysis
Understanding the distinct boundaries between theoretical detection, laboratory capabilities, and reliable quantification ensures defensible water-quality reporting. Master these analytical metrics to select appropriate methods and avoid overstating data certainty in compliance reporting.  Continue Reading..
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Managing Growth Under Water Constraints: What Utilities Can Learn From Industrial Water Users
As communities and industries compete for finite water supplies, utilities are looking for strategies that support economic growth while reducing pressure on existing resources.  Continue Reading..
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Which Leak Detection Method Is Best For A Large City Water System?
A layered leak detection strategy combining continuous acoustic monitoring with precision confirmation tools offers scalable network visibility. This proactive approach reduces non-revenue water loss, cuts unnecessary field labor, and prevents minor leaks from becoming major failures.  Continue Reading..
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The Case For Moving From Analog To Digital Controls
Smart pumps and digital communication protocols can help water utilities transition from legacy analog controls to more precise, scalable automation while preserving operational knowledge and capital investments.  Continue Reading..
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Upgrade Chemical Feed Systems With No Shutdown Required
Pre-engineered chemical feed skids can help treatment facilities replace aging systems quickly while maintaining dosing continuity, reducing installation complexity, and minimizing operational disruption.  Continue Reading..
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How To Cut Aeration Energy Costs In Half
Integrated aeration systems combining efficient diffusers, advanced blowers, and intelligent controls can significantly reduce wastewater treatment energy consumption and operating costs.  Continue Reading..
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How To Intensify Phosphorus Removal While Reducing Costs And Footprint
Ballasted clarification provides intensified phosphorus removal with a smaller footprint, lower chemical and water consumption, and flexible retrofit options for wastewater treatment plants.  Continue Reading..

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CH2M HILL NEWS

Carollo Engineers Names Anne Prudhel As Next President And CEO

Carollo Engineers, North America’s premier water engineering and consulting firm, announced today that Anne Prudhel has been selected to serve as the firm's next president and CEO, effective January 1, 2027. B. Narayanan, who has led Carollo as president and CEO for the last 15 years, will be retiring at the end of 2027, but will continue to support the firm in an advisory capacity until then. This succession reflects Carollo's long-standing commitment to developing leaders from within.

EPA Administrator Zeldin Launches G20 Initiative To Advance Water Security

Today, U.S. Environmental Protection Agency (EPA) Administrator Lee Zeldin launched the G20 Water Reuse Initiative during the G20 Energy Abundance Ministerial Session, advancing a shared framework for expanding the safe reuse of treated water as demand from industry, agriculture, and energy production continues to rise. Every G20 member assembled in Houston agreed to the Water Reuse Outcome Document spearheaded by EPA.

TXST Project Will Launch Floating Wetlands In Lake Kyle To Improve Water Quality

Texas State University researcher Sangchul Hwang, Ph.D., P.E., is leading a City of Kyle-funded project that will deploy floating wetlands to improve water quality in Lake Kyle. The project will test whether this nature-based system can help protect the surrounding Plum Creek Watershed, the land that drains rain and runoff into Plum Creek and connected waterways.

New York City's Water Network Seeks Tech Solutions

The Environmental Tech Lab (ETL) — a public-private collaboration between the NYC Department of Environmental Protection (DEP) and the Partnership Fund for New York City — today launched its fourth annual competition, seeking tech-driven approaches to solve challenges for the nation’s largest municipal water and wastewater system.

Condition Monitoring Agreement Will Protect Welsh Water Assets

Dŵr Cymru Welsh Water (DCWW) has signed a three-year agreement with industrial artificial intelligence (AI) specialist Samotics for the on-going predictive condition monitoring of critical wastewater assets across its estate. This will help the water company intervene much earlier on potential incidents that could lead to pollution and unplanned downtime.