Multi-year improvement project modernizes clarifiers and activated sludge tanks to support long-term operational performance.

Oxnard has contracted Carollo Engineers to oversee a $46 million upgrade to its Water Resource Recovery Facility, focusing on ...

Brazilian independent power generator Epasa faced significant environmental and operational challenges with heavy fuel oil sludge. Through innovative engineering and problem-solving, the company ...

For more than 40 years, the city of Columbia has applied tens of thousands of tons of wastewater sludge as fertilizer on farms across mid-Missouri. Now, it turns out its sludge contains "forever ...