TERMIUM Plus®

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UPPER CONFINING BED [4 records]

Record 1 2011-07-22

English

Subject field(s)
  • Hydrology and Hydrography
  • Geology
DEF

Impermeable bed overlying an aquifer ...

French

Domaine(s)
  • Hydrologie et hydrographie
  • Géologie
DEF

Limite rocheuse supérieure d'un stockage d'eau souterraine.

OBS

Une nappe est captive lorsque son niveau (surface piézométrique) est au-dessus du toit imperméable de la formation géologique qui la contient. Une nappe est libre quand il n'y a pas de toit imperméable.

OBS

L'imperméable est un terrain moins perméable que l'aquifère et qui limite la nappe par son imperméabilité relative. Le mur imperméable est sous la nappe, le toit imperméable au-dessus.

Spanish

Save record 1

Record 2 2009-01-27

English

Subject field(s)
  • Hydrology and Hydrography
  • Geology
DEF

The upper confining bed of an aquifer whose head is above the upper surface of the zone of saturation; i. e., above the water table.

French

Domaine(s)
  • Hydrologie et hydrographie
  • Géologie

Spanish

Save record 2

Record 3 2002-10-02

English

Subject field(s)
  • Hydrology and Hydrography
  • Geology
DEF

Confined water rising between the bottom of the upper confining bed and the water table.

French

Domaine(s)
  • Hydrologie et hydrographie
  • Géologie

Spanish

Save record 3

Record 4 1999-09-23

English

Subject field(s)
  • Hydrology and Hydrography
  • Geology
DEF

Spring formed against a barrier boundary such as an upper confining bed, or as a fault between a raised bedrock block and a depressed block covered with a thick aquifer.

French

Domaine(s)
  • Hydrologie et hydrographie
  • Géologie
DEF

Source située au contact d'une limite étanche, telle que le toit imperméable d'un aquifère ou une faille entre un bloc de soubassement relevé et un bloc affaissé recouvert d'un aquifère épais.

Spanish

Campo(s) temático(s)
  • Hidrología e hidrografía
  • Geología
DEF

Fuente formada al contacto de un acuífero con una barrera, como una capa acuífera cerrada en su parte superior, o como una falla entre dos bloques de roca madre, uno elevado y otro deprimido, que queda cubierto por un acuífero espeso.

Save record 4

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