# Sump

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> Source: https://en.wikipedia.org/wiki/Sump
> Source revision: 1296715414
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

For the transport concept, SUMP, see [Sustainable Urban Mobility Plan](/source/Sustainable_Urban_Mobility_Plan).

**Sump** may refer to:

- An [infiltration basin](/source/Infiltration_basin) used to manage surface runoff water and recharge underground aquifers
- [Sump (cave)](/source/Sump_(cave)), a permanently flooded section of a cave, where an underground flow of water exits the cave into the earth such that the caver must submerge under water to reach the other side
- the lowest point in a basement, which collects water that enters from outside and can be moved back out with a [sump pump](/source/Sump_pump)
- the sump at the bottom of an [internal combustion engine](/source/Internal_combustion_engine), where oil pools - [dry sump](/source/Dry_sump) in racing motorcycles and piston aircraft engines - [wet sump](/source/Wet_sump)
- [Sump (aquarium)](/source/Sump_(aquarium))
- A sump section below the mouthpiece of a diving [snorkel](/source/Snorkel_(swimming))
- the sump in a [nuclear power plant](/source/Nuclear_power_plant)'s reactor housing that collects any overflow of primary loop coolant
- In a [shaft sinking](/source/Shaft_sinking), the water handling facility of the mine often at its lowest point
- the [bilge](/source/Bilge) of a boat
- the [vitreous humour](/source/Vitreous_humour), which serves a minor role as a metabolic sump of the human eye
- a grenade sump in a [foxhole](/source/Foxhole_(military))
- the sump, the center of the cosmos in medieval [cosmology](/source/Cosmology)

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Adapted from the Wikipedia article [Sump](https://en.wikipedia.org/wiki/Sump) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Sump?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.