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  2. Facultative lagoon - Wikipedia

    en.wikipedia.org/wiki/Facultative_lagoon

    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.

  3. Milldam - Wikipedia

    en.wikipedia.org/wiki/Milldam

    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.

  4. Retention basin - Wikipedia

    en.wikipedia.org/wiki/Retention_basin

    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

  5. Sedimentation (water treatment) - Wikipedia

    en.wikipedia.org/wiki/Sedimentation_(water...

    The overflow rate is defined as: [citation needed] Overflow rate (v o) = Flow of water (Q (m 3 /s)) /(Surface area of settling basin (A(m 2)) In many countries this value is named as surface loading in m 3 /h per m 2. Overflow rate is often used for flow over an edge (for example a weir) in the unit m 3 /h per m.

  6. Infiltration basin - Wikipedia

    en.wikipedia.org/wiki/Infiltration_basin

    Recently completed infiltration basin for stormwater collection. An infiltration basin (or recharge basin) is a form of engineered sump [1] or percolation pond [2] that is used to manage stormwater runoff, prevent flooding and downstream erosion, and improve water quality in an adjacent river, stream, lake or bay.

  7. These Koi Pond Ideas Inspire Instant Relaxation - AOL

    www.aol.com/koi-pond-ideas-inspire-instant...

    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.

  8. Anaerobic lagoon - Wikipedia

    en.wikipedia.org/wiki/Anaerobic_lagoon

    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.

  9. Detention basin - Wikipedia

    en.wikipedia.org/wiki/Detention_basin

    Dry pond on brook to reduce 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.