Kicking off American Water Works Association #ACE25 with a conversation around simplifying complex engineering speak as Carollo Engineers Diana Leonard talks with WaterOnline on “The ABCs of Water Reuse” - a public education resource developed by Carollo to demystify #waterreuse principles.

In a new article published by NACWA, Steven Dowker, Carollo’s operational resilience lead, outlines how structured exercises can validate emergency plans, reveal system gaps, and strengthen preparedness for utilities of all sizes. Read the full piece: carollo.com/publications/e…

Food waste offers real potential as a renewable energy source if utilities can manage the challenges associated with processing it. Carollo’s Zhongtian Li and Christian Tasser take a deep dive into the complexities of feedstock variability. Learn more: carollo.com/publications/f…

How can water recovery facilities cut energy costs without sacrificing performance? See how Pomona Water Reclamation reduced aeration energy use by 60%! Learn more: carollo.com/publications/r…

Convincing communities of water reuse safety is tough. That's way Carollo's created The ABCs of Water Reuse! Watch Diana Leonard speak with 💧 waterloop 💧 on how the book can help foster meaningful conversations: carollo.com/news/abcs-of-w…

When elevated PFAS levels threatened a key well, Zone 7 Water Agency teamed up with Carollo to fast-track California’s first ion-exchange PFAS treatment facility. Learn how IX systems are shaping PFAS treatment: carollo.com/news/norcal-io…

Overcoming consumers' skepticism of water recycling can be tricky, so Carollo Engineers published a guide to help water systems bridge that communication gap. Read more about the ABCs of Water Reuse in #AWWAConnections news.awwa.org/3I1xooQ

Happy Fourth of July from all of us at Carollo Engineers! We hope you enjoy a safe and meaningful holiday with family, friends, and your community.

What happens when utilities & the tech industry come together to address rising water demands and complex treatment challenges? Find out in the latest issue of Currents! This issue is packed with fresh ideas and real-world water solutions! Read it now: carollo.com/currents/curre…

Utah is stepping up for a resilient water future, with South Jordan leading the way! Check out Aquatech's recent article on Pure SoJo, Utah’s first direct potable reuse facility, producing purified water that meets regulatory standards. Learn more: carollo.com/news/pure-sojo…

Building Tomorrow's #WaterInfrastructure: Insights From The Pacific Northwest's Largest Water Conveyance Program wateronline.com/doc/building-t… via Carollo Engineers

Insights From The Pacific Northwest's Largest Water Conveyance Program via Carollo Engineers wateronline.com/doc/building-t…

Congrats to the MWD of SoCal for earning an Envision Silver award! Carollo is proud to have served as the lead engineer on the Project and to have supported them through the Envision verification process for this first-of-its-kind project.

As utilities face rising energy costs and growing sustainability demands, one question keeps surfacing: how can wastewater treatment become more energy efficient without compromising nutrient removal? Learn strategies for your facility: carollo.com/publications/r…

Congrats to Los Angeles County Sanitation Districts for receiving the 2025 CASA Excellence in Innovation and Resiliency Award! Carollo is proud to have supported this groundbreaking project and contributed to establishing a scalable model for sustainable wastewater treatment across California and beyond.

Oregon’s Willamette Water Supply Program is raising the bar for resilient, community-focused water infrastructure. Carollo’s experts break down the project in a recent WaterOnline article. Read the article to learn more about this incredible project: carollo.com/publications/w…

From co-op student to regional reuse lead, Matt Holitzki’s path in the water industry shows how hands-on experience and a passion for sustainability can shape a meaningful career. Learn more about Matt’s journey as a water professional: carollo.com/news/matt-holi…

As semiconductor manufacturing ramps up across the US, so does its demand for water. In WE&T, Carollo’s John Rydzewski explores why conventional zero-liquid discharge systems aren’t enough. See how the industry can rethink water reuse: carollo.com/publications/c…

In a recent Streaming Water podcast, Carollo’s Diana Leonard and John Rehring share how The ABCs of Water Reuse is using bold visuals, clear language, and relatable examples to turn complex engineering into concepts general readers can understand. Listen: carollo.com/news/abcs-stre…

Carollo's Rosa Yu sat down with WaterWorld to discuss a pilot-scale study on PFAS treatment in GAC-capped drinking water filters. Hear lessons learned, alternatives they’re exploring, and how this process can help other utilities facing PFAS challenges: carollo.com/news/pfas-trea…