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  2. List of obsolete units of measurement - Wikipedia

    en.wikipedia.org/wiki/List_of_obsolete_units_of...

    Since a unit of dry volume, equal to 24 imperial gallons (about 109 liters). Schoenus – a unit of area or length; Scrupulum – a unit of area, mass, or time; Seam – a unit of mass or volume; Seer – a unit of mass or volume; Toise – a unit of area, length, or volume; Tub – usually a unit of mass, but sometimes a unit of volume

  3. Detention basin - Wikipedia

    en.wikipedia.org/wiki/Detention_basin

    Detention ponds that are designed to permanently retain some volume of water at all times are called retention basins. In its basic form, a detention basin is used to manage water quantity while having a limited effectiveness in protecting water quality , unless it includes a permanent pool feature.

  4. Water pouring puzzle - Wikipedia

    en.wikipedia.org/wiki/Water_pouring_puzzle

    To obtain 4 liters using 3-liter and 5-liter jugs, we want to reach the point (4, 0). From the point (4, 0), there are only two reversible actions: filling the empty 3-liter jug to full from the tap (4,3), or transferring 1 liter of water from the 5-liter jug to the 3-liter jug (1,3). Therefore, there are only two solutions to the problem:

  5. Fluid ounce - Wikipedia

    en.wikipedia.org/wiki/Fluid_ounce

    The gallon was divided into four quarts, the quart into two pints, the pint into four gills, and the gill into five ounces; thus, there were 160 imperial fluid ounces to the gallon. This made the mass of a fluid ounce of water one avoirdupois ounce (28.3 g), a relationship which remains approximately valid today despite the imperial gallon's ...

  6. 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

  7. Gallon - Wikipedia

    en.wikipedia.org/wiki/Gallon

    It is used in some Commonwealth countries, and until 1976 was defined as the volume of water at 62 °F (16.67 °C) [5] [6] whose mass is 10 pounds (4.5359237 kg). There are four imperial quarts in a gallon, two imperial pints in a quart, and there are 20 imperial fluid ounces in an imperial pint, [4] yielding 160 fluid ounces in an imperial gallon.

  8. Harlingen drainage upgrades curbing flooding after heavy rain

    www.aol.com/news/harlingen-drainage-upgrades...

    Sep. 18—HARLINGEN — The city's new drainage crew along with millions in grant-funded upgrades are helping to curb flooding amid late summer rains. Last year, city commissioners approved ...

  9. Lake retention time - Wikipedia

    en.wikipedia.org/wiki/Lake_retention_time

    The lake retention time for a body of water with the volume 2,000 m 3 (71,000 cu ft) and the exit flow of 100 m 3 /h (3,500 cu ft/h) is 20 hours.. Lake retention time (also called the residence time of lake water, or the water age or flushing time) is a calculated quantity expressing the mean time that water (or some dissolved substance) spends in a particular lake.