Save the Alewife Brook is working to address flooding and water quality problems in the Alewife Brook. We are specifically concerned with the Combined Sewer Overflow discharges which send sewage-contaminated water into the Alewife Brook. During flood events, that unsafe water enters the homes, yards, and parks of area residents. Save the Alewife Brook is also concerned with the threats associated with Climate Change, including an increase in sewage water discharges and an increase in flooding. Read more.