In the late 19th century some cities began to add chemical treatment and sedimentation systems to their sewers. In the United States, the first sewage treatment plant using chemical precipitation was built in Worcester, Massachusetts in 1890.,
The first sanitation facility was the sump or cesspit that appeared in Babylon around 4000 B.C. A simple digging in the ground to concentrate the excreta that could soon be found in other cities of the empire and in rural areas.Mar 22, 2017
In 1676, Van Leeuwenhoek first observed water micro organisms. In the 1700s the first water filters for domestic application were applied. These were made of wool, sponge and charcoal. In 1804 the first actual municipal water treatment plant designed by Robert Thom, was built in Scotland.
The Ancient Romans first tackled sewage systems, but it took a cholera outbreak for 19th-century London to master them. Joseph Bazalgette (top right) stands near the Northern Outfall Sewer, the largest sewer in London, below the Abbey Mills Pumping Station.Sep 8, 2017
Large cities like Boston installed sewers as early as the 1700s and they used hollowed-out logs for pipes. It was not uncommon for waste to be washed into the streets by storms. The first-ever wastewater management initiative was started in 1647 by the British colony of Massachusetts.May 5, 2021