Freebase(0.00 / 0 votes)Rate this definition: Effluent. Effluent is an outflowing of water or gas from a natural body of water, or from a human-made structure. Effluent, in engineering, is the stream exiting a chemical reactor.
Show map of the US. Point Marion is a borough in Fayette County, Pennsylvania, United States. The population was 1,159 at the 2010 census, down from 1,333 at the 2000 census. It is served by the Albert Gallatin Area School District.
Marion, North Carolina. Marion is a city in McDowell County, North Carolina, United States. It is the county seat of McDowell County. Founded in 1844, the city was named in honor of Brigadier General Francis Marion, the American Revolutionary War Hero whose talent in guerrilla warfare earned him the name âSwamp Foxâ. Marion's Main Street Historic District is listed on the National Register of Historic Places. The population was 7,838 at the 2010 Census.