December 16, 2025 – GLSD/Synagro Technologies, Inc., North America’s leading provider of sustainable solutions for biosolids, organics and residuals, today announced that the biosolids drying facility it operates and maintains for the Greater Lawrence Sanitary District (GLSD) in North Andover, Massachusetts, has achieved the milestone designation of Highly Protected Risk (HPR) from FM
UConn Engineering Selected to Receive $3M in Federal Funding for Wastewater Research
Karen Driggers, GLSD’s Chief Laboratory Chemist, recently received the 2024 MAWEA Laboratory Analyst Excellence Award. She was recognized at the MAWEA’s Annual Spring Trade Show at Wachusett Mountain Resort along with her colleagues and coworkers.
This summer, seven high school students completed paid internships at wastewater treatment plants in Lowell and Lawrence, Massachusetts through the Youth and the Environment Program (YEP). Created by the U.S. Environmental Protection Agency (EPA) in 1990, YEP allows youth to gain hands-on experience in the environmental field through a six-week schedule.
NYC DEP worked with Northern Tilth, LLC, to complete an assessment of greenhouse gas emissions (GHG) associated with five separate management options for source-separated organics (SSO). Their conclusion was that the SSO management option with the lowest carbon footprint is anaerobic digestion of the SSO, followed by either land application or composting of the dewatered
Greater Lawrence Sanitary District (GLSD) will use the funds for work completed to install three new pressure and level sensors within the main sewer interceptor lines that will provide a more accurate reading of water levels pertaining to Combined Sewer Overflows.
Congratulations to the 22 graduates of the Massachusetts Wastewater Management Leadership Program including Christopher Joaquin, Operator, at GLSD! The year-long training program provides wastewater operators with professional development skills needed to enter leadership positions. The MassDEP, Massachusetts Water Environment Association (MAWEA) and NEIWPCC celebrated the graduates during the MAWEA Quarterly Meeting.
BOSTON (Jan. 29, 2024) – The Greater Lawrence Sanitary District’s Industrial Pretreatment Program staff, led by Colleen Spero, was honored for exceptional work inspecting, permitting, and sampling industrial users that discharge industrial waste into the collection system.
GLSD hosted a wastewater operator on November 17th as part of MAWEA’s Operator Exchange Program. Keith Anderson of the Saco, Maine Wastewater Treatment Plant and John Downey, Past President of the MAWEA, toured GLSD’s main treatment facility and pumping station. The Operator Exchange Program expands the knowledge of operators throughout the Northeast by facilitating tours
On October 14th, 2022, sealed bids were opened for the rehabilitation of the Greater Lawrence Sanitary District Biofilter. The project involved removing, disposing, and replacing the existing biofilter media and crushed stone of the underdrain system. Additionally, 60 biofilter leachate pipes were replaced, and two new cleanouts were installed in the odor control piping system.