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The city said the leak last month caused an “indeterminate quantity” of sewage to flow into the pond and killed 25 to 50 small fish. Utility removed water, resident remains skeptical
BOSTON — As sewage overflows become more frequent in Massachusetts, advocates and lawmakers are pushing to reduce the number of combined sewer systems to avoid run-off sewage polluting bodies of ...
Discharged sewage can harm wildlife and wider river ecosystems because chemicals entering the water – from pharmaceuticals to phosphates – are toxic or fuel the rapid growth of algae, which ...
Retention ponds such as this one in Dunfermline, Scotland, are considered components of a sustainable drainage system. Sustainable drainage systems (also known as SuDS, [1] SUDS, [2] [3] or sustainable urban drainage systems [4]) are a collection of water management practices that aim to align modern drainage systems with natural water processes and are part of a larger green infrastructure ...
Wastewater effluent (municipal and industrial) Runoff and leachate from waste disposal systems; Runoff and infiltration from animal feedlots; Runoff from mines, oil fields, unsewered industrial sites; Overflows of combined storm and sanitary sewers; Runoff from construction sites less than 20,000 m 2 (220,000 ft²) Untreated sewage
Facultative lagoon (polishing pond) providing tertiary treatment after a constructed wetland in Hamburg-Allermöhe, Germany. Overflow from the facultative lagoon may be routed through one or more polishing ponds supporting lower populations of anaerobic micro-organisms and a higher proportion of aerobic organisms adapted to survival in lower concentrations of organic material.
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