from The Century Dictionary.

  • noun Same as poundage.
  • noun In the construction of dams for mills, reservoirs, etc., the amount of water (usually estimated in feet for mill purposes, and in gallons for waterworks) that can be restrained from overflow by the dam.


Sorry, no etymologies found.


Help support Wordnik (and make this page ad-free) by adopting the word pondage.


  • The right wall protects a less populous district, with at least 17,000 acres of "pondage" land set aside to hold floodwaters.

    t r u t h o u t

  • And to the ende no deceipt be vsed herein to vs our heires, and successors, certificate shall be brought from our collector of custome inwardes to our customer outwardes that the sayd marchandizes haue within the time limited answered their due custome, subsidie, pondage and other duties for the same inwards.

    The Principal Navigations, Voyages, Traffiques and Discoveries of the English Nation

  • The use of some form of automatic spillway gate, limiting the surcharge on the spillway crest during passage of floods, can convert flood surcharge pondage to active pondage, thereby increasing net storage capacity.

    Chapter 16

  • This includes pondage of water for fish culture or small scale lift irrigation of specialty crops

    Chapter 14

  • Construction of farm ponds can be undertaken by the cultivator himself The spillway problem is minimized due to the very small size of the catchment involved, the whole storm runoff generally being accommodated in the pondage.

    Chapter 16

  • The means of doing so have already been discussed (outlet control valve, elevated regulating tank, or surface pondage with supplementary lift).

    Chapter 17

  • Storage within the tertiaries, by increasing their sectional area to provide elongated overnight pondage, has been tried but only once.

    Chapter 12

  • The proviso is adequate pondage capacity in the regulating tank.

    Chapter 17

  • Pumping either into or out of the pond would generally be required, and the pondage created by embankment construction, occupying a significant area.

    Chapter 12

  • However, the surface tank or small earthen reservoir, with second stage of lift, provides the ultimate in flexibility as the pondage capacity can be relatively large and the cycle time with one sub-system only taking water can be an hour or more.

    Chapter 17


Log in or sign up to get involved in the conversation. It's quick and easy.