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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.
A mill dam (International English) or milldam (US) is a dam constructed on a waterway to create a mill pond. [1]Water passing through a dam's spillway is used to turn a water wheel and provide energy to the many varieties of watermill.
Anaerobic lagoons have been shown to harbor and emit substances which can cause adverse environmental and health effects. These substances are emitted through two main pathways: gas emissions and lagoon overflow. Gas emissions are continuous (though the amount may vary based on the season) and are a product of the manure slurry.
In the event of heavy rain, the pond is designed to overflow past the weir and into a stormwater collection area. Piney Point’s past After opening in 1966, Piney Point operated for nearly 40 years.
These 15 koi pond ideas will inspire you to transform your outdoor space into a serene outdoor oasis. They prove that koi ponds can work in spaces of all sizes.
The infinity pool at Kerry Hotel Hong Kong. An infinity pool [note 1] is a reflecting pool or swimming pool where the water flows over one or more edges, producing a visual effect of water with no boundary.
Dry pond on brook to reducing floods, near Děčín, Czech Republic. A detention basin or retarding basin is an excavated area installed on, or adjacent to, tributaries of rivers, streams, lakes or bays to protect against flooding and, in some cases, downstream erosion by storing water for a limited period of time.
Storm water is typically channeled to a retention basin through a system of street and/or parking lot storm drains, and a network of drain channels or underground pipes.. The basins are designed to allow relatively large flows of water to enter, but discharges to receiving waters are limited by outlet structures that function only during very large storm eve